Attachment 349476 Details for Bug 189524 – Patch

[patch] Patch

bug-189524-20180911153906.patch (text/plain), 56.44 KB, created by youenn fablet on 2018-09-11 15:39:07 PDT

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Creator: youenn fablet

Created: 2018-09-11 15:39:07 PDT

Size: 56.44 KB

patch

obsolete

>Subversion Revision: 235849
>diff --git a/Source/WebCore/ChangeLog b/Source/WebCore/ChangeLog
>index 83d94e1ebd0cef831954229a27dec2961f31aeb3..c2d45e0c7e5930c10fc1ba8dac82c8dc52423906 100644
>--- a/Source/WebCore/ChangeLog
>+++ b/Source/WebCore/ChangeLog
>@@ -1,3 +1,44 @@
>+2018-09-11  Youenn Fablet  <youenn@apple.com>
>+
>+        Split RTCRtpParameters idl and header file
>+        https://bugs.webkit.org/show_bug.cgi?id=189524
>+
>+        Reviewed by NOBODY (OOPS!).
>+
>+        This will be easier to manage and will allow to more easily introduce sender/receiver parameters.
>+        No change of behavior.
>+
>+        * CMakeLists.txt:
>+        * DerivedSources.make:
>+        * Modules/mediastream/RTCDegradationPreference.h: Copied from Source/WebCore/Modules/mediastream/RTCRtpParameters.h.
>+        * Modules/mediastream/RTCDegradationPreference.idl: Added.
>+        * Modules/mediastream/RTCDtxStatus.h: Copied from Source/WebCore/Modules/mediastream/RTCRtpParameters.h.
>+        * Modules/mediastream/RTCDtxStatus.idl: Added.
>+        * Modules/mediastream/RTCPriorityType.h: Copied from Source/WebCore/Modules/mediastream/RTCRtpParameters.h.
>+        * Modules/mediastream/RTCPriorityType.idl: Added.
>+        * Modules/mediastream/RTCRtpCodecParameters.h: Copied from Source/WebCore/Modules/mediastream/RTCRtpParameters.h.
>+        * Modules/mediastream/RTCRtpCodecParameters.idl: Added.
>+        * Modules/mediastream/RTCRtpEncodingParameters.h: Copied from Source/WebCore/Modules/mediastream/RTCRtpParameters.h.
>+        * Modules/mediastream/RTCRtpEncodingParameters.idl: Added.
>+        * Modules/mediastream/RTCRtpFecParameters.h: Copied from Source/WebCore/Modules/mediastream/RTCRtpParameters.h.
>+        * Modules/mediastream/RTCRtpFecParameters.idl: Added.
>+        * Modules/mediastream/RTCRtpHeaderExtensionParameters.h: Copied from Source/WebCore/Modules/mediastream/RTCRtpParameters.h.
>+        * Modules/mediastream/RTCRtpHeaderExtensionParameters.idl: Added.
>+        * Modules/mediastream/RTCRtpParameters.h:
>+        * Modules/mediastream/RTCRtpParameters.idl:
>+        * Modules/mediastream/RTCRtpRtxParameters.h: Copied from Source/WebCore/Modules/mediastream/RTCRtpParameters.h.
>+        * Modules/mediastream/RTCRtpRtxParameters.idl: Added.
>+        * Modules/mediastream/libwebrtc/LibWebRTCUtils.cpp:
>+        (WebCore::toRTCEncodingParameters):
>+        (WebCore::fromRTCEncodingParameters):
>+        (WebCore::toRTCHeaderExtensionParameters):
>+        (WebCore::fromRTCHeaderExtensionParameters):
>+        (WebCore::toRTCCodecParameters):
>+        (WebCore::toRTCRtpParameters):
>+        (WebCore::fromRTCRtpParameters):
>+        * Sources.txt:
>+        * WebCore.xcodeproj/project.pbxproj:
>+
> 2018-09-10  Youenn Fablet  <youenn@apple.com>
> 
>         ontrack events should be fired even if an existing transceiver exists
>diff --git a/Source/WebCore/CMakeLists.txt b/Source/WebCore/CMakeLists.txt
>index d46a55cbf1be313a4e28fad4b41dec0c4d0d0413..741be35f9df0e344838e9de971ce85848f0226d7 100644
>--- a/Source/WebCore/CMakeLists.txt
>+++ b/Source/WebCore/CMakeLists.txt
>@@ -306,6 +306,8 @@ set(WebCore_NON_SVG_IDL_FILES
>     Modules/mediastream/RTCDTMFToneChangeEvent.idl
>     Modules/mediastream/RTCDataChannel.idl
>     Modules/mediastream/RTCDataChannelEvent.idl
>+    Modules/mediastream/RTCDegradationPreference.idl
>+    Modules/mediastream/RTCDtxStatus.idl
>     Modules/mediastream/RTCIceCandidate.idl
>     Modules/mediastream/RTCIceConnectionState.idl
>     Modules/mediastream/RTCIceGatheringState.idl
>@@ -317,8 +319,14 @@ set(WebCore_NON_SVG_IDL_FILES
>     Modules/mediastream/RTCPeerConnection.idl
>     Modules/mediastream/RTCPeerConnectionIceEvent.idl
>     Modules/mediastream/RTCPeerConnectionState.idl
>+    Modules/mediastream/RTCPriorityType.idl
>+    Modules/mediastream/RTCRtpCodecParameters.idl
>+    Modules/mediastream/RTCRtpEncodingParameters.idl
>+    Modules/mediastream/RTCRtpFecParameters.idl
>+    Modules/mediastream/RTCRtpHeaderExtensionParameters.idl
>     Modules/mediastream/RTCRtpParameters.idl
>     Modules/mediastream/RTCRtpReceiver.idl
>+    Modules/mediastream/RTCRtpRtxParameters.idl
>     Modules/mediastream/RTCRtpSender.idl
>     Modules/mediastream/RTCRtpTransceiver.idl
>     Modules/mediastream/RTCRtpTransceiverDirection.idl
>diff --git a/Source/WebCore/DerivedSources.make b/Source/WebCore/DerivedSources.make
>index d23648c500c794d7c393e38b71eda28c9d4d3b5d..887ba3ec8d6beffa9a16bc00a8f2c427d7e1e4c8 100644
>--- a/Source/WebCore/DerivedSources.make
>+++ b/Source/WebCore/DerivedSources.make
>@@ -230,8 +230,11 @@ JS_BINDING_IDLS = \
>     $(WebCore)/Modules/mediastream/RTCDTMFToneChangeEvent.idl \
>     $(WebCore)/Modules/mediastream/RTCDataChannel.idl \
>     $(WebCore)/Modules/mediastream/RTCDataChannelEvent.idl \
>+    $(WebCore)/Modules/mediastream/RTCDegradationPreference.idl \
>+    $(WebCore)/Modules/mediastream/RTCDtxStatus.idl \
>     $(WebCore)/Modules/mediastream/RTCIceCandidate.idl \
>     $(WebCore)/Modules/mediastream/RTCPeerConnectionIceEvent.idl \
>+    $(WebCore)/Modules/mediastream/RTCPriorityType.idl \
>     $(WebCore)/Modules/mediastream/RTCIceConnectionState.idl \
>     $(WebCore)/Modules/mediastream/RTCIceGatheringState.idl \
>     $(WebCore)/Modules/mediastream/RTCIceServer.idl \
>@@ -241,8 +244,13 @@ JS_BINDING_IDLS = \
>     $(WebCore)/Modules/mediastream/RTCOfferOptions.idl \
>     $(WebCore)/Modules/mediastream/RTCPeerConnection.idl \
>     $(WebCore)/Modules/mediastream/RTCPeerConnectionState.idl \
>+    $(WebCore)/Modules/mediastream/RTCRtpCodecParameters.idl \
>+    $(WebCore)/Modules/mediastream/RTCRtpEncodingParameters.idl \
>+    $(WebCore)/Modules/mediastream/RTCRtpFecParameters.idl \
>+    $(WebCore)/Modules/mediastream/RTCRtpHeaderExtensionParameters.idl \
>     $(WebCore)/Modules/mediastream/RTCRtpParameters.idl \
>     $(WebCore)/Modules/mediastream/RTCRtpReceiver.idl \
>+    $(WebCore)/Modules/mediastream/RTCRtpRtxParameters.idl \
>     $(WebCore)/Modules/mediastream/RTCRtpSender.idl \
>     $(WebCore)/Modules/mediastream/RTCRtpTransceiver.idl \
>     $(WebCore)/Modules/mediastream/RTCRtpTransceiverDirection.idl \
>diff --git a/Source/WebCore/Modules/mediastream/RTCDegradationPreference.h b/Source/WebCore/Modules/mediastream/RTCDegradationPreference.h
>new file mode 100644
>index 0000000000000000000000000000000000000000..39ce882275368af1059de6f971f60cb4f6ebecd6
>--- /dev/null
>+++ b/Source/WebCore/Modules/mediastream/RTCDegradationPreference.h
>@@ -0,0 +1,36 @@
>+/*
>+ * Copyright (C) 2017 Apple Inc. All rights reserved.
>+ *
>+ * Redistribution and use in source and binary forms, with or without
>+ * modification, are permitted provided that the following conditions
>+ * are met:
>+ * 1. Redistributions of source code must retain the above copyright
>+ *    notice, this list of conditions and the following disclaimer.
>+ * 2. Redistributions in binary form must reproduce the above copyright
>+ *    notice, this list of conditions and the following disclaimer in the
>+ *    documentation and/or other materials provided with the distribution.
>+ *
>+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>+ * THE POSSIBILITY OF SUCH DAMAGE.
>+ */
>+
>+#pragma once
>+
>+#if ENABLE(WEB_RTC)
>+
>+namespace WebCore {
>+
>+enum class RTCDegradationPreference { MaintainFramerate, MaintainResolution, Balanced };
>+
>+} // namespace WebCore
>+
>+#endif // ENABLE(WEB_RTC)
>diff --git a/Source/WebCore/Modules/mediastream/RTCDegradationPreference.idl b/Source/WebCore/Modules/mediastream/RTCDegradationPreference.idl
>new file mode 100644
>index 0000000000000000000000000000000000000000..1399fd4a00fe7097a27fd9616dbdee9e33240725
>--- /dev/null
>+++ b/Source/WebCore/Modules/mediastream/RTCDegradationPreference.idl
>@@ -0,0 +1,32 @@
>+/*
>+* Copyright (C) 2018 Apple Inc. All rights reserved.
>+*
>+* Redistribution and use in source and binary forms, with or without
>+* modification, are permitted provided that the following conditions
>+* are met:
>+* 1. Redistributions of source code must retain the above copyright
>+*    notice, this list of conditions and the following disclaimer.
>+* 2. Redistributions in binary form must reproduce the above copyright
>+*    notice, this list of conditions and the following disclaimer in the
>+*    documentation and/or other materials provided with the distribution.
>+*
>+* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>+* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>+* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>+* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>+* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>+* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>+* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>+* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>+* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>+* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>+* THE POSSIBILITY OF SUCH DAMAGE.
>+*/
>+
>+[
>+    Conditional=WEB_RTC,
>+] enum RTCDegradationPreference {
>+    "maintain-framerate",
>+    "maintain-resolution",
>+    "balanced"
>+};
>diff --git a/Source/WebCore/Modules/mediastream/RTCDtxStatus.h b/Source/WebCore/Modules/mediastream/RTCDtxStatus.h
>new file mode 100644
>index 0000000000000000000000000000000000000000..bc2a8c32072a804ddb72dd7cdd276986568d6501
>--- /dev/null
>+++ b/Source/WebCore/Modules/mediastream/RTCDtxStatus.h
>@@ -0,0 +1,36 @@
>+/*
>+ * Copyright (C) 2017 Apple Inc. All rights reserved.
>+ *
>+ * Redistribution and use in source and binary forms, with or without
>+ * modification, are permitted provided that the following conditions
>+ * are met:
>+ * 1. Redistributions of source code must retain the above copyright
>+ *    notice, this list of conditions and the following disclaimer.
>+ * 2. Redistributions in binary form must reproduce the above copyright
>+ *    notice, this list of conditions and the following disclaimer in the
>+ *    documentation and/or other materials provided with the distribution.
>+ *
>+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>+ * THE POSSIBILITY OF SUCH DAMAGE.
>+ */
>+
>+#pragma once
>+
>+#if ENABLE(WEB_RTC)
>+
>+namespace WebCore {
>+
>+enum class RTCDtxStatus { Disabled, Enabled };
>+
>+} // namespace WebCore
>+
>+#endif // ENABLE(WEB_RTC)
>diff --git a/Source/WebCore/Modules/mediastream/RTCDtxStatus.idl b/Source/WebCore/Modules/mediastream/RTCDtxStatus.idl
>new file mode 100644
>index 0000000000000000000000000000000000000000..ebce3488b34afeaac8e253a9b0a5f87fefd0a9a0
>--- /dev/null
>+++ b/Source/WebCore/Modules/mediastream/RTCDtxStatus.idl
>@@ -0,0 +1,31 @@
>+/*
>+* Copyright (C) 2017 Apple Inc. All rights reserved.
>+*
>+* Redistribution and use in source and binary forms, with or without
>+* modification, are permitted provided that the following conditions
>+* are met:
>+* 1. Redistributions of source code must retain the above copyright
>+*    notice, this list of conditions and the following disclaimer.
>+* 2. Redistributions in binary form must reproduce the above copyright
>+*    notice, this list of conditions and the following disclaimer in the
>+*    documentation and/or other materials provided with the distribution.
>+*
>+* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>+* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>+* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>+* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>+* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>+* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>+* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>+* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>+* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>+* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>+* THE POSSIBILITY OF SUCH DAMAGE.
>+*/
>+
>+[
>+    Conditional=WEB_RTC,
>+] enum RTCDtxStatus {
>+    "disabled",
>+    "enabled"
>+};
>diff --git a/Source/WebCore/Modules/mediastream/RTCPriorityType.h b/Source/WebCore/Modules/mediastream/RTCPriorityType.h
>new file mode 100644
>index 0000000000000000000000000000000000000000..424e8e05ea90e780bf39c9f476c0aaac8d782cd0
>--- /dev/null
>+++ b/Source/WebCore/Modules/mediastream/RTCPriorityType.h
>@@ -0,0 +1,36 @@
>+/*
>+ * Copyright (C) 2017 Apple Inc. All rights reserved.
>+ *
>+ * Redistribution and use in source and binary forms, with or without
>+ * modification, are permitted provided that the following conditions
>+ * are met:
>+ * 1. Redistributions of source code must retain the above copyright
>+ *    notice, this list of conditions and the following disclaimer.
>+ * 2. Redistributions in binary form must reproduce the above copyright
>+ *    notice, this list of conditions and the following disclaimer in the
>+ *    documentation and/or other materials provided with the distribution.
>+ *
>+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>+ * THE POSSIBILITY OF SUCH DAMAGE.
>+ */
>+
>+#pragma once
>+
>+#if ENABLE(WEB_RTC)
>+
>+namespace WebCore {
>+
>+enum class RTCPriorityType { VeryLow, Low, Medium, High };
>+
>+} // namespace WebCore
>+
>+#endif // ENABLE(WEB_RTC)
>diff --git a/Source/WebCore/Modules/mediastream/RTCPriorityType.idl b/Source/WebCore/Modules/mediastream/RTCPriorityType.idl
>new file mode 100644
>index 0000000000000000000000000000000000000000..d3db0cfbb0e5b034789ac142e46354451f13534b
>--- /dev/null
>+++ b/Source/WebCore/Modules/mediastream/RTCPriorityType.idl
>@@ -0,0 +1,34 @@
>+/*
>+* Copyright (C) 2018 Apple Inc. All rights reserved.
>+*
>+* Redistribution and use in source and binary forms, with or without
>+* modification, are permitted provided that the following conditions
>+* are met:
>+* 1. Redistributions of source code must retain the above copyright
>+*    notice, this list of conditions and the following disclaimer.
>+* 2. Redistributions in binary form must reproduce the above copyright
>+*    notice, this list of conditions and the following disclaimer in the
>+*    documentation and/or other materials provided with the distribution.
>+*
>+* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>+* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>+* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>+* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>+* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>+* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>+* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>+* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>+* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>+* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>+* THE POSSIBILITY OF SUCH DAMAGE.
>+*/
>+
>+[
>+    Conditional=WEB_RTC,
>+    EnabledAtRuntime=PeerConnection,
>+] enum RTCPriorityType {
>+    "very-low",
>+    "low",
>+    "medium",
>+    "high"
>+};
>diff --git a/Source/WebCore/Modules/mediastream/RTCRtpCodecParameters.h b/Source/WebCore/Modules/mediastream/RTCRtpCodecParameters.h
>new file mode 100644
>index 0000000000000000000000000000000000000000..4bac0570db94b6b37ca3aa20ffcb9e179d9aab99
>--- /dev/null
>+++ b/Source/WebCore/Modules/mediastream/RTCRtpCodecParameters.h
>@@ -0,0 +1,43 @@
>+/*
>+ * Copyright (C) 2017 Apple Inc. All rights reserved.
>+ *
>+ * Redistribution and use in source and binary forms, with or without
>+ * modification, are permitted provided that the following conditions
>+ * are met:
>+ * 1. Redistributions of source code must retain the above copyright
>+ *    notice, this list of conditions and the following disclaimer.
>+ * 2. Redistributions in binary form must reproduce the above copyright
>+ *    notice, this list of conditions and the following disclaimer in the
>+ *    documentation and/or other materials provided with the distribution.
>+ *
>+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>+ * THE POSSIBILITY OF SUCH DAMAGE.
>+ */
>+
>+#pragma once
>+
>+#if ENABLE(WEB_RTC)
>+
>+#include <wtf/text/WTFString.h>
>+
>+namespace WebCore {
>+
>+struct RTCRtpCodecParameters {
>+    unsigned short payloadType { 0 };
>+    String mimeType;
>+    unsigned long clockRate { 0 };
>+    unsigned short channels = 1;
>+};
>+
>+} // namespace WebCore
>+
>+#endif // ENABLE(WEB_RTC)
>diff --git a/Source/WebCore/Modules/mediastream/RTCRtpCodecParameters.idl b/Source/WebCore/Modules/mediastream/RTCRtpCodecParameters.idl
>new file mode 100644
>index 0000000000000000000000000000000000000000..72281c6a0bc418be88c1ca6bfe1fd0d521d00650
>--- /dev/null
>+++ b/Source/WebCore/Modules/mediastream/RTCRtpCodecParameters.idl
>@@ -0,0 +1,36 @@
>+/*
>+* Copyright (C) 2018 Apple Inc. All rights reserved.
>+*
>+* Redistribution and use in source and binary forms, with or without
>+* modification, are permitted provided that the following conditions
>+* are met:
>+* 1. Redistributions of source code must retain the above copyright
>+*    notice, this list of conditions and the following disclaimer.
>+* 2. Redistributions in binary form must reproduce the above copyright
>+*    notice, this list of conditions and the following disclaimer in the
>+*    documentation and/or other materials provided with the distribution.
>+*
>+* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>+* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>+* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>+* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>+* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>+* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>+* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>+* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>+* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>+* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>+* THE POSSIBILITY OF SUCH DAMAGE.
>+*/
>+
>+[
>+    Conditional=WEB_RTC,
>+    EnabledAtRuntime=PeerConnection,
>+    JSGenerateToJSObject,
>+] dictionary RTCRtpCodecParameters {
>+    unsigned short payloadType;
>+    DOMString mimeType;
>+    unsigned long clockRate;
>+    unsigned short channels = 1;
>+    // FIXME: Add DOMString sdpFmtpLine;
>+};
>diff --git a/Source/WebCore/Modules/mediastream/RTCRtpEncodingParameters.h b/Source/WebCore/Modules/mediastream/RTCRtpEncodingParameters.h
>new file mode 100644
>index 0000000000000000000000000000000000000000..5f2a7c4bb79dc23b090b26950f39768acc318332
>--- /dev/null
>+++ b/Source/WebCore/Modules/mediastream/RTCRtpEncodingParameters.h
>@@ -0,0 +1,52 @@
>+/*
>+ * Copyright (C) 2017 Apple Inc. All rights reserved.
>+ *
>+ * Redistribution and use in source and binary forms, with or without
>+ * modification, are permitted provided that the following conditions
>+ * are met:
>+ * 1. Redistributions of source code must retain the above copyright
>+ *    notice, this list of conditions and the following disclaimer.
>+ * 2. Redistributions in binary form must reproduce the above copyright
>+ *    notice, this list of conditions and the following disclaimer in the
>+ *    documentation and/or other materials provided with the distribution.
>+ *
>+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>+ * THE POSSIBILITY OF SUCH DAMAGE.
>+ */
>+
>+#pragma once
>+
>+#if ENABLE(WEB_RTC)
>+
>+#include "RTCDtxStatus.h"
>+#include "RTCPriorityType.h"
>+#include "RTCRtpFecParameters.h"
>+#include "RTCRtpRtxParameters.h"
>+
>+namespace WebCore {
>+
>+struct RTCRtpEncodingParameters {
>+    unsigned long ssrc { 0 };
>+    RTCRtpRtxParameters rtx;
>+    RTCRtpFecParameters fec;
>+    std::optional<RTCDtxStatus> dtx;
>+    bool active { false};
>+    RTCPriorityType priority { RTCPriorityType::Medium };
>+    unsigned long maxBitrate { 0 };
>+    unsigned long maxFramerate { 0 };
>+    String rid;
>+    double scaleResolutionDownBy { 1 };
>+};
>+
>+} // namespace WebCore
>+
>+#endif // ENABLE(WEB_RTC)
>diff --git a/Source/WebCore/Modules/mediastream/RTCRtpEncodingParameters.idl b/Source/WebCore/Modules/mediastream/RTCRtpEncodingParameters.idl
>new file mode 100644
>index 0000000000000000000000000000000000000000..a78e304807f1e8abb8c01e18ee17fd78d8dd30c8
>--- /dev/null
>+++ b/Source/WebCore/Modules/mediastream/RTCRtpEncodingParameters.idl
>@@ -0,0 +1,41 @@
>+/*
>+* Copyright (C) 2018 Apple Inc. All rights reserved.
>+*
>+* Redistribution and use in source and binary forms, with or without
>+* modification, are permitted provided that the following conditions
>+* are met:
>+* 1. Redistributions of source code must retain the above copyright
>+*    notice, this list of conditions and the following disclaimer.
>+* 2. Redistributions in binary form must reproduce the above copyright
>+*    notice, this list of conditions and the following disclaimer in the
>+*    documentation and/or other materials provided with the distribution.
>+*
>+* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>+* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>+* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>+* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>+* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>+* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>+* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>+* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>+* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>+* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>+* THE POSSIBILITY OF SUCH DAMAGE.
>+*/
>+
>+[
>+    Conditional=WEB_RTC,
>+    EnabledAtRuntime=PeerConnection,
>+    JSGenerateToJSObject,
>+] dictionary RTCRtpEncodingParameters {
>+    unsigned long ssrc;
>+    RTCRtpRtxParameters rtx;
>+    RTCRtpFecParameters fec;
>+    RTCDtxStatus dtx;
>+    boolean active;
>+    RTCPriorityType priority;
>+    unsigned long maxBitrate;
>+    unsigned long maxFramerate;
>+    DOMString rid;
>+    double scaleResolutionDownBy = 1;
>+};
>diff --git a/Source/WebCore/Modules/mediastream/RTCRtpFecParameters.h b/Source/WebCore/Modules/mediastream/RTCRtpFecParameters.h
>new file mode 100644
>index 0000000000000000000000000000000000000000..ab881a3ba4721d412891f10610ee3b7a02906702
>--- /dev/null
>+++ b/Source/WebCore/Modules/mediastream/RTCRtpFecParameters.h
>@@ -0,0 +1,38 @@
>+/*
>+ * Copyright (C) 2018 Apple Inc. All rights reserved.
>+ *
>+ * Redistribution and use in source and binary forms, with or without
>+ * modification, are permitted provided that the following conditions
>+ * are met:
>+ * 1. Redistributions of source code must retain the above copyright
>+ *    notice, this list of conditions and the following disclaimer.
>+ * 2. Redistributions in binary form must reproduce the above copyright
>+ *    notice, this list of conditions and the following disclaimer in the
>+ *    documentation and/or other materials provided with the distribution.
>+ *
>+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>+ * THE POSSIBILITY OF SUCH DAMAGE.
>+ */
>+
>+#pragma once
>+
>+#if ENABLE(WEB_RTC)
>+
>+namespace WebCore {
>+
>+struct RTCRtpFecParameters {
>+    unsigned long ssrc;
>+};
>+
>+} // namespace WebCore
>+
>+#endif // ENABLE(WEB_RTC)
>diff --git a/Source/WebCore/Modules/mediastream/RTCRtpFecParameters.idl b/Source/WebCore/Modules/mediastream/RTCRtpFecParameters.idl
>new file mode 100644
>index 0000000000000000000000000000000000000000..a0927a1a46d2cc977b565051eeecdc912c90dd74
>--- /dev/null
>+++ b/Source/WebCore/Modules/mediastream/RTCRtpFecParameters.idl
>@@ -0,0 +1,32 @@
>+/*
>+* Copyright (C) 2018 Apple Inc. All rights reserved.
>+*
>+* Redistribution and use in source and binary forms, with or without
>+* modification, are permitted provided that the following conditions
>+* are met:
>+* 1. Redistributions of source code must retain the above copyright
>+*    notice, this list of conditions and the following disclaimer.
>+* 2. Redistributions in binary form must reproduce the above copyright
>+*    notice, this list of conditions and the following disclaimer in the
>+*    documentation and/or other materials provided with the distribution.
>+*
>+* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>+* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>+* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>+* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>+* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>+* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>+* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>+* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>+* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>+* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>+* THE POSSIBILITY OF SUCH DAMAGE.
>+*/
>+
>+[
>+    Conditional=WEB_RTC,
>+    EnabledAtRuntime=PeerConnection,
>+    JSGenerateToJSObject,
>+] dictionary RTCRtpFecParameters {
>+    unsigned long ssrc;
>+};
>diff --git a/Source/WebCore/Modules/mediastream/RTCRtpHeaderExtensionParameters.h b/Source/WebCore/Modules/mediastream/RTCRtpHeaderExtensionParameters.h
>new file mode 100644
>index 0000000000000000000000000000000000000000..d3acf4468d117872e338b24d1489a3ce3a6598e4
>--- /dev/null
>+++ b/Source/WebCore/Modules/mediastream/RTCRtpHeaderExtensionParameters.h
>@@ -0,0 +1,41 @@
>+/*
>+ * Copyright (C) 2018 Apple Inc. All rights reserved.
>+ *
>+ * Redistribution and use in source and binary forms, with or without
>+ * modification, are permitted provided that the following conditions
>+ * are met:
>+ * 1. Redistributions of source code must retain the above copyright
>+ *    notice, this list of conditions and the following disclaimer.
>+ * 2. Redistributions in binary form must reproduce the above copyright
>+ *    notice, this list of conditions and the following disclaimer in the
>+ *    documentation and/or other materials provided with the distribution.
>+ *
>+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>+ * THE POSSIBILITY OF SUCH DAMAGE.
>+ */
>+
>+#pragma once
>+
>+#if ENABLE(WEB_RTC)
>+
>+#include <wtf/text/WTFString.h>
>+
>+namespace WebCore {
>+
>+struct RTCRtpHeaderExtensionParameters {
>+    String uri;
>+    unsigned short id;
>+};
>+
>+} // namespace WebCore
>+
>+#endif // ENABLE(WEB_RTC)
>diff --git a/Source/WebCore/Modules/mediastream/RTCRtpHeaderExtensionParameters.idl b/Source/WebCore/Modules/mediastream/RTCRtpHeaderExtensionParameters.idl
>new file mode 100644
>index 0000000000000000000000000000000000000000..3cb9176a9372468333d5b0068a3d210814074d36
>--- /dev/null
>+++ b/Source/WebCore/Modules/mediastream/RTCRtpHeaderExtensionParameters.idl
>@@ -0,0 +1,34 @@
>+/*
>+* Copyright (C) 2018 Apple Inc. All rights reserved.
>+*
>+* Redistribution and use in source and binary forms, with or without
>+* modification, are permitted provided that the following conditions
>+* are met:
>+* 1. Redistributions of source code must retain the above copyright
>+*    notice, this list of conditions and the following disclaimer.
>+* 2. Redistributions in binary form must reproduce the above copyright
>+*    notice, this list of conditions and the following disclaimer in the
>+*    documentation and/or other materials provided with the distribution.
>+*
>+* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>+* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>+* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>+* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>+* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>+* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>+* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>+* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>+* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>+* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>+* THE POSSIBILITY OF SUCH DAMAGE.
>+*/
>+
>+[
>+    Conditional=WEB_RTC,
>+    EnabledAtRuntime=PeerConnection,
>+    JSGenerateToJSObject,
>+] dictionary RTCRtpHeaderExtensionParameters {
>+    DOMString uri;
>+    unsigned short id;
>+    // FIXME: Add boolean encrypted;
>+};
>diff --git a/Source/WebCore/Modules/mediastream/RTCRtpParameters.h b/Source/WebCore/Modules/mediastream/RTCRtpParameters.h
>index 20171b5e8a2f768c7551bfed767b64186589080c..1975c478e26cc7344554237788081e0093451d27 100644
>--- a/Source/WebCore/Modules/mediastream/RTCRtpParameters.h
>+++ b/Source/WebCore/Modules/mediastream/RTCRtpParameters.h
>@@ -27,55 +27,21 @@
> 
> #if ENABLE(WEB_RTC)
> 
>+#include "RTCDegradationPreference.h"
>+#include "RTCRtpCodecParameters.h"
>+#include "RTCRtpEncodingParameters.h"
>+#include "RTCRtpHeaderExtensionParameters.h"
> #include <wtf/Vector.h>
> #include <wtf/text/WTFString.h>
> 
> namespace WebCore {
> 
> struct RTCRtpParameters {
>-
>-    struct FecParameters {
>-        unsigned long ssrc;
>-    };
>-
>-    struct RtxParameters {
>-        unsigned long ssrc;
>-    };
>-
>-    enum class PriorityType { VeryLow, Low, Medium, High };
>-    enum class DegradationPreference { MaintainFramerate, MaintainResolution, Balanced };
>-    enum class DtxStatus { Disabled, Enabled };
>-
>-    struct CodecParameters {
>-        unsigned short payloadType { 0 };
>-        String mimeType;
>-        unsigned long clockRate { 0 };
>-        unsigned short channels = 1;
>-    };
>-
>-    struct EncodingParameters {
>-        unsigned long ssrc { 0 };
>-        RtxParameters rtx;
>-        FecParameters fec;
>-        std::optional<DtxStatus> dtx;
>-        bool active { false};
>-        PriorityType priority { PriorityType::Medium };
>-        unsigned long maxBitrate { 0 };
>-        unsigned long maxFramerate { 0 };
>-        String rid;
>-        double scaleResolutionDownBy { 1 };
>-    };
>-
>-    struct HeaderExtensionParameters {
>-        String uri;
>-        unsigned short id;
>-    };
>-
>     String transactionId;
>-    Vector<EncodingParameters> encodings;
>-    Vector<HeaderExtensionParameters> headerExtensions;
>-    Vector<CodecParameters> codecs;
>-    DegradationPreference degradationPreference = DegradationPreference::Balanced;
>+    Vector<RTCRtpEncodingParameters> encodings;
>+    Vector<RTCRtpHeaderExtensionParameters> headerExtensions;
>+    Vector<RTCRtpCodecParameters> codecs;
>+    RTCDegradationPreference degradationPreference { RTCDegradationPreference::Balanced };
> };
> 
> 
>diff --git a/Source/WebCore/Modules/mediastream/RTCRtpParameters.idl b/Source/WebCore/Modules/mediastream/RTCRtpParameters.idl
>index 042942e225ce4faf6c9ee7259ec239a9debe2a5c..468b11a81ef114b113066e5de8d525e07207b10e 100644
>--- a/Source/WebCore/Modules/mediastream/RTCRtpParameters.idl
>+++ b/Source/WebCore/Modules/mediastream/RTCRtpParameters.idl
>@@ -1,5 +1,5 @@
> /*
>-* Copyright (C) 2017 Apple Inc. All rights reserved.
>+* Copyright (C) 2018 Apple Inc. All rights reserved.
> *
> * Redistribution and use in source and binary forms, with or without
> * modification, are permitted provided that the following conditions
>@@ -35,92 +35,3 @@
>     sequence<RTCRtpCodecParameters> codecs;
>     RTCDegradationPreference degradationPreference = "balanced";
> };
>-
>-[
>-    Conditional=WEB_RTC,
>-    EnabledAtRuntime=PeerConnection,
>-    JSGenerateToJSObject,
>-] dictionary RTCRtpCodecParameters {
>-    unsigned short payloadType;
>-    DOMString mimeType;
>-    unsigned long clockRate;
>-    unsigned short channels = 1;
>-    // FIXME: Add DOMString sdpFmtpLine;
>-};
>-
>-[
>-    Conditional=WEB_RTC,
>-    EnabledAtRuntime=PeerConnection,
>-    JSGenerateToJSObject,
>-] dictionary RTCRtpEncodingParameters {
>-    unsigned long ssrc;
>-    RTCRtpRtxParameters rtx;
>-    RTCRtpFecParameters fec;
>-    RTCDtxStatus dtx;
>-    boolean active;
>-    RTCPriorityType priority;
>-    unsigned long maxBitrate;
>-    unsigned long maxFramerate;
>-    DOMString rid;
>-    double scaleResolutionDownBy = 1;
>-};
>-
>-[
>-    Conditional=WEB_RTC,
>-    EnabledAtRuntime=PeerConnection,
>-    JSGenerateToJSObject,
>-] dictionary RTCRtpHeaderExtensionParameters {
>-    DOMString uri;
>-    unsigned short id;
>-    // FIXME: Add boolean encrypted;
>-};
>-
>-//[
>-//    Conditional=WEB_RTC,
>-//    EnabledAtRuntime=PeerConnection,
>-//    JSGenerateToJSObject,
>-//] dictionary RTCRtcpParameters {
>-//    DOMString cname;
>-//    boolean reducedSize;
>-//};
>-
>-[
>-    Conditional=WEB_RTC,
>-    EnabledAtRuntime=PeerConnection,
>-    JSGenerateToJSObject,
>-] dictionary RTCRtpFecParameters {
>-    unsigned long ssrc;
>-};
>-
>-[
>-    Conditional=WEB_RTC,
>-    EnabledAtRuntime=PeerConnection,
>-    JSGenerateToJSObject,
>-] dictionary RTCRtpRtxParameters {
>-    unsigned long ssrc;
>-};
>-
>-[
>-    Conditional=WEB_RTC,
>-] enum RTCDegradationPreference {
>-    "maintain-framerate",
>-    "maintain-resolution",
>-    "balanced"
>-};
>-
>-[
>-    Conditional=WEB_RTC,
>-] enum RTCDtxStatus {
>-    "disabled",
>-    "enabled"
>-};
>-
>-[
>-    Conditional=WEB_RTC,
>-    EnabledAtRuntime=PeerConnection,
>-] enum RTCPriorityType {
>-    "very-low",
>-    "low",
>-    "medium",
>-    "high"
>-};
>diff --git a/Source/WebCore/Modules/mediastream/RTCRtpRtxParameters.h b/Source/WebCore/Modules/mediastream/RTCRtpRtxParameters.h
>new file mode 100644
>index 0000000000000000000000000000000000000000..560be7806c5304883f2e4469031be7927b4412e5
>--- /dev/null
>+++ b/Source/WebCore/Modules/mediastream/RTCRtpRtxParameters.h
>@@ -0,0 +1,38 @@
>+/*
>+ * Copyright (C) 2018 Apple Inc. All rights reserved.
>+ *
>+ * Redistribution and use in source and binary forms, with or without
>+ * modification, are permitted provided that the following conditions
>+ * are met:
>+ * 1. Redistributions of source code must retain the above copyright
>+ *    notice, this list of conditions and the following disclaimer.
>+ * 2. Redistributions in binary form must reproduce the above copyright
>+ *    notice, this list of conditions and the following disclaimer in the
>+ *    documentation and/or other materials provided with the distribution.
>+ *
>+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>+ * THE POSSIBILITY OF SUCH DAMAGE.
>+ */
>+
>+#pragma once
>+
>+#if ENABLE(WEB_RTC)
>+
>+namespace WebCore {
>+
>+struct RTCRtpRtxParameters {
>+    unsigned long ssrc;
>+};
>+
>+} // namespace WebCore
>+
>+#endif // ENABLE(WEB_RTC)
>diff --git a/Source/WebCore/Modules/mediastream/RTCRtpRtxParameters.idl b/Source/WebCore/Modules/mediastream/RTCRtpRtxParameters.idl
>new file mode 100644
>index 0000000000000000000000000000000000000000..b7ea18db7280b3dff21f8092bc78e7f0d835ccdf
>--- /dev/null
>+++ b/Source/WebCore/Modules/mediastream/RTCRtpRtxParameters.idl
>@@ -0,0 +1,32 @@
>+/*
>+* Copyright (C) 2018 Apple Inc. All rights reserved.
>+*
>+* Redistribution and use in source and binary forms, with or without
>+* modification, are permitted provided that the following conditions
>+* are met:
>+* 1. Redistributions of source code must retain the above copyright
>+*    notice, this list of conditions and the following disclaimer.
>+* 2. Redistributions in binary form must reproduce the above copyright
>+*    notice, this list of conditions and the following disclaimer in the
>+*    documentation and/or other materials provided with the distribution.
>+*
>+* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>+* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>+* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>+* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>+* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>+* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>+* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>+* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>+* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>+* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>+* THE POSSIBILITY OF SUCH DAMAGE.
>+*/
>+
>+[
>+    Conditional=WEB_RTC,
>+    EnabledAtRuntime=PeerConnection,
>+    JSGenerateToJSObject,
>+] dictionary RTCRtpRtxParameters {
>+    unsigned long ssrc;
>+};
>diff --git a/Source/WebCore/Modules/mediastream/libwebrtc/LibWebRTCUtils.cpp b/Source/WebCore/Modules/mediastream/libwebrtc/LibWebRTCUtils.cpp
>index 64509d0635b59929e89b872fdb2d887d2b4e9067..abce7cc68137e10b810c2d20cf7f63ae7220e00b 100644
>--- a/Source/WebCore/Modules/mediastream/libwebrtc/LibWebRTCUtils.cpp
>+++ b/Source/WebCore/Modules/mediastream/libwebrtc/LibWebRTCUtils.cpp
>@@ -42,9 +42,9 @@
> 
> namespace WebCore {
> 
>-static inline RTCRtpParameters::EncodingParameters toRTCEncodingParameters(const webrtc::RtpEncodingParameters& rtcParameters)
>+static inline RTCRtpEncodingParameters toRTCEncodingParameters(const webrtc::RtpEncodingParameters& rtcParameters)
> {
>-    RTCRtpParameters::EncodingParameters parameters;
>+    RTCRtpEncodingParameters parameters;
> 
>     if (rtcParameters.ssrc)
>         parameters.ssrc = *rtcParameters.ssrc;
>@@ -55,10 +55,10 @@ static inline RTCRtpParameters::EncodingParameters toRTCEncodingParameters(const
>     if (rtcParameters.dtx) {
>         switch (*rtcParameters.dtx) {
>         case webrtc::DtxStatus::DISABLED:
>-            parameters.dtx = RTCRtpParameters::DtxStatus::Disabled;
>+            parameters.dtx = RTCDtxStatus::Disabled;
>             break;
>         case webrtc::DtxStatus::ENABLED:
>-            parameters.dtx = RTCRtpParameters::DtxStatus::Enabled;
>+            parameters.dtx = RTCDtxStatus::Enabled;
>         }
>     }
>     parameters.active = rtcParameters.active;
>@@ -73,16 +73,16 @@ static inline RTCRtpParameters::EncodingParameters toRTCEncodingParameters(const
>     return parameters;
> }
> 
>-static inline webrtc::RtpEncodingParameters fromRTCEncodingParameters(const RTCRtpParameters::EncodingParameters& parameters)
>+static inline webrtc::RtpEncodingParameters fromRTCEncodingParameters(const RTCRtpEncodingParameters& parameters)
> {
>     webrtc::RtpEncodingParameters rtcParameters;
> 
>     if (parameters.dtx) {
>         switch (*parameters.dtx) {
>-        case RTCRtpParameters::DtxStatus::Disabled:
>+        case RTCDtxStatus::Disabled:
>             rtcParameters.dtx = webrtc::DtxStatus::DISABLED;
>             break;
>-        case RTCRtpParameters::DtxStatus::Enabled:
>+        case RTCDtxStatus::Enabled:
>             rtcParameters.dtx = webrtc::DtxStatus::ENABLED;
>         }
>     }
>@@ -98,9 +98,9 @@ static inline webrtc::RtpEncodingParameters fromRTCEncodingParameters(const RTCR
>     return rtcParameters;
> }
> 
>-static inline RTCRtpParameters::HeaderExtensionParameters toRTCHeaderExtensionParameters(const webrtc::RtpHeaderExtensionParameters& rtcParameters)
>+static inline RTCRtpHeaderExtensionParameters toRTCHeaderExtensionParameters(const webrtc::RtpHeaderExtensionParameters& rtcParameters)
> {
>-    RTCRtpParameters::HeaderExtensionParameters parameters;
>+    RTCRtpHeaderExtensionParameters parameters;
> 
>     parameters.uri = fromStdString(rtcParameters.uri);
>     parameters.id = rtcParameters.id;
>@@ -108,7 +108,7 @@ static inline RTCRtpParameters::HeaderExtensionParameters toRTCHeaderExtensionPa
>     return parameters;
> }
> 
>-static inline webrtc::RtpHeaderExtensionParameters fromRTCHeaderExtensionParameters(const RTCRtpParameters::HeaderExtensionParameters& parameters)
>+static inline webrtc::RtpHeaderExtensionParameters fromRTCHeaderExtensionParameters(const RTCRtpHeaderExtensionParameters& parameters)
> {
>     webrtc::RtpHeaderExtensionParameters rtcParameters;
> 
>@@ -118,9 +118,9 @@ static inline webrtc::RtpHeaderExtensionParameters fromRTCHeaderExtensionParamet
>     return rtcParameters;
> }
> 
>-static inline RTCRtpParameters::CodecParameters toRTCCodecParameters(const webrtc::RtpCodecParameters& rtcParameters)
>+static inline RTCRtpCodecParameters toRTCCodecParameters(const webrtc::RtpCodecParameters& rtcParameters)
> {
>-    RTCRtpParameters::CodecParameters parameters;
>+    RTCRtpCodecParameters parameters;
> 
>     parameters.payloadType = rtcParameters.payload_type;
>     parameters.mimeType = fromStdString(rtcParameters.mime_type());
>@@ -148,13 +148,13 @@ RTCRtpParameters toRTCRtpParameters(const webrtc::RtpParameters& rtcParameters)
>     // FIXME: Support DegradationPreference::DISABLED.
>     case webrtc::DegradationPreference::DISABLED:
>     case webrtc::DegradationPreference::MAINTAIN_FRAMERATE:
>-        parameters.degradationPreference = RTCRtpParameters::DegradationPreference::MaintainFramerate;
>+        parameters.degradationPreference = RTCDegradationPreference::MaintainFramerate;
>         break;
>     case webrtc::DegradationPreference::MAINTAIN_RESOLUTION:
>-        parameters.degradationPreference = RTCRtpParameters::DegradationPreference::MaintainResolution;
>+        parameters.degradationPreference = RTCDegradationPreference::MaintainResolution;
>         break;
>     case webrtc::DegradationPreference::BALANCED:
>-        parameters.degradationPreference = RTCRtpParameters::DegradationPreference::Balanced;
>+        parameters.degradationPreference = RTCDegradationPreference::Balanced;
>         break;
>     };
>     return parameters;
>@@ -172,13 +172,13 @@ webrtc::RtpParameters fromRTCRtpParameters(const RTCRtpParameters& parameters)
>     // Codecs parameters are readonly
> 
>     switch (parameters.degradationPreference) {
>-    case RTCRtpParameters::DegradationPreference::MaintainFramerate:
>+    case RTCDegradationPreference::MaintainFramerate:
>         rtcParameters.degradation_preference = webrtc::DegradationPreference::MAINTAIN_FRAMERATE;
>         break;
>-    case RTCRtpParameters::DegradationPreference::MaintainResolution:
>+    case RTCDegradationPreference::MaintainResolution:
>         rtcParameters.degradation_preference = webrtc::DegradationPreference::MAINTAIN_RESOLUTION;
>         break;
>-    case RTCRtpParameters::DegradationPreference::Balanced:
>+    case RTCDegradationPreference::Balanced:
>         rtcParameters.degradation_preference = webrtc::DegradationPreference::BALANCED;
>         break;
>     }
>diff --git a/Source/WebCore/Sources.txt b/Source/WebCore/Sources.txt
>index b065ff85f2798d1b1fb64140fe3d371880c5c64c..ec97f54050dea3ff19ee10271c411abfea046300 100644
>--- a/Source/WebCore/Sources.txt
>+++ b/Source/WebCore/Sources.txt
>@@ -2866,6 +2866,8 @@ JSRTCDTMFSender.cpp
> JSRTCDTMFToneChangeEvent.cpp
> JSRTCDataChannel.cpp
> JSRTCDataChannelEvent.cpp
>+JSRTCDegradationPreference.cpp
>+JSRTCDtxStatus.cpp
> JSRTCIceCandidate.cpp
> JSRTCIceConnectionState.cpp
> JSRTCIceGatheringState.cpp
>@@ -2877,7 +2879,13 @@ JSRTCOfferOptions.cpp
> JSRTCPeerConnection.cpp
> JSRTCPeerConnectionIceEvent.cpp
> JSRTCPeerConnectionState.cpp
>+JSRTCPriorityType.cpp
>+JSRTCRtpCodecParameters.cpp
>+JSRTCRtpEncodingParameters.cpp
>+JSRTCRtpFecParameters.cpp
>+JSRTCRtpHeaderExtensionParameters.cpp
> JSRTCRtpParameters.cpp
>+JSRTCRtpRtxParameters.cpp
> JSRTCRtpReceiver.cpp
> JSRTCRtpSender.cpp
> JSRTCRtpTransceiver.cpp
>diff --git a/Source/WebCore/WebCore.xcodeproj/project.pbxproj b/Source/WebCore/WebCore.xcodeproj/project.pbxproj
>index 903678b4e07c3fd31d503b37832e93b599fa5d3a..9420f390f999a858c22f06ffa323bbb823d6aa6c 100644
>--- a/Source/WebCore/WebCore.xcodeproj/project.pbxproj
>+++ b/Source/WebCore/WebCore.xcodeproj/project.pbxproj
>@@ -7372,6 +7372,10 @@
> 		41E1B1CB0FF5986900576B3B /* AbstractWorker.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = AbstractWorker.h; sourceTree = "<group>"; };
> 		41E1B1CC0FF5986900576B3B /* AbstractWorker.idl */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text; path = AbstractWorker.idl; sourceTree = "<group>"; };
> 		41E408381DCB747900EFCE19 /* PeerConnectionBackend.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = PeerConnectionBackend.cpp; sourceTree = "<group>"; };
>+		41E593FD214865A900D3CB61 /* RTCPriorityType.idl */ = {isa = PBXFileReference; lastKnownFileType = text; path = RTCPriorityType.idl; sourceTree = "<group>"; };
>+		41E593FF214865AA00D3CB61 /* RTCRtpEncodingParameters.idl */ = {isa = PBXFileReference; lastKnownFileType = text; path = RTCRtpEncodingParameters.idl; sourceTree = "<group>"; };
>+		41E59400214865AA00D3CB61 /* RTCRtpHeaderExtensionParameters.idl */ = {isa = PBXFileReference; lastKnownFileType = text; path = RTCRtpHeaderExtensionParameters.idl; sourceTree = "<group>"; };
>+		41E59401214865AB00D3CB61 /* RTCRtpFecParameters.idl */ = {isa = PBXFileReference; lastKnownFileType = text; path = RTCRtpFecParameters.idl; sourceTree = "<group>"; };
> 		41F062120F5F192600A07EAC /* InspectorDatabaseResource.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = InspectorDatabaseResource.h; sourceTree = "<group>"; };
> 		41F062130F5F192600A07EAC /* InspectorDatabaseResource.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = InspectorDatabaseResource.cpp; sourceTree = "<group>"; };
> 		41F1D21D0EF35C2A00DA8753 /* ScriptCachedFrameData.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = ScriptCachedFrameData.h; sourceTree = "<group>"; };
>@@ -7393,6 +7397,18 @@
> 		41FB278F1F34C28200795487 /* WorkerGlobalScopeCaches.cpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.cpp; path = WorkerGlobalScopeCaches.cpp; sourceTree = "<group>"; };
> 		41FB27991F34CE9C00795487 /* CacheQueryOptions.idl */ = {isa = PBXFileReference; lastKnownFileType = text; path = CacheQueryOptions.idl; sourceTree = "<group>"; };
> 		41FB279B1F34CEF000795487 /* CacheQueryOptions.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = CacheQueryOptions.h; sourceTree = "<group>"; };
>+		41FCB755214865CF0038ADC6 /* RTCDegradationPreference.idl */ = {isa = PBXFileReference; lastKnownFileType = text; path = RTCDegradationPreference.idl; sourceTree = "<group>"; };
>+		41FCB757214865D10038ADC6 /* RTCDtxStatus.idl */ = {isa = PBXFileReference; lastKnownFileType = text; path = RTCDtxStatus.idl; sourceTree = "<group>"; };
>+		41FCB758214865D20038ADC6 /* RTCRtpRtxParameters.idl */ = {isa = PBXFileReference; lastKnownFileType = text; path = RTCRtpRtxParameters.idl; sourceTree = "<group>"; };
>+		41FCB759214865D30038ADC6 /* RTCRtpCodecParameters.idl */ = {isa = PBXFileReference; lastKnownFileType = text; path = RTCRtpCodecParameters.idl; sourceTree = "<group>"; };
>+		41FCB75A214866FD0038ADC6 /* RTCRtpHeaderExtensionParameters.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = RTCRtpHeaderExtensionParameters.h; sourceTree = "<group>"; };
>+		41FCB75B214866FD0038ADC6 /* RTCRtpFecParameters.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = RTCRtpFecParameters.h; sourceTree = "<group>"; };
>+		41FCB75C214866FE0038ADC6 /* RTCPriorityType.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = RTCPriorityType.h; sourceTree = "<group>"; };
>+		41FCB75D214866FE0038ADC6 /* RTCDegradationPreference.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = RTCDegradationPreference.h; sourceTree = "<group>"; };
>+		41FCB75E214866FF0038ADC6 /* RTCDtxStatus.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = RTCDtxStatus.h; sourceTree = "<group>"; };
>+		41FCB75F214866FF0038ADC6 /* RTCRtpCodecParameters.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = RTCRtpCodecParameters.h; sourceTree = "<group>"; };
>+		41FCB760214867000038ADC6 /* RTCRtpRtxParameters.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = RTCRtpRtxParameters.h; sourceTree = "<group>"; };
>+		41FCB761214867000038ADC6 /* RTCRtpEncodingParameters.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = RTCRtpEncodingParameters.h; sourceTree = "<group>"; };
> 		427DA71B13735DFA007C57FB /* JSServiceWorkerInternals.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = JSServiceWorkerInternals.cpp; sourceTree = "<group>"; };
> 		427DA71C13735DFA007C57FB /* JSServiceWorkerInternals.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = JSServiceWorkerInternals.h; sourceTree = "<group>"; };
> 		43107BE118CC19DE00CC18E8 /* SelectorPseudoTypeMap.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = SelectorPseudoTypeMap.h; sourceTree = "<group>"; };
>@@ -15132,12 +15148,16 @@
> 				07221B6617CEC32700848E51 /* RTCDataChannelEvent.cpp */,
> 				07221B6717CEC32700848E51 /* RTCDataChannelEvent.h */,
> 				07221B6817CEC32700848E51 /* RTCDataChannelEvent.idl */,
>+				41FCB75D214866FE0038ADC6 /* RTCDegradationPreference.h */,
>+				41FCB755214865CF0038ADC6 /* RTCDegradationPreference.idl */,
> 				07221B6917CEC32700848E51 /* RTCDTMFSender.cpp */,
> 				07221B6A17CEC32700848E51 /* RTCDTMFSender.h */,
> 				07221B6B17CEC32700848E51 /* RTCDTMFSender.idl */,
> 				07221B6C17CEC32700848E51 /* RTCDTMFToneChangeEvent.cpp */,
> 				07221B6D17CEC32700848E51 /* RTCDTMFToneChangeEvent.h */,
> 				07221B6E17CEC32700848E51 /* RTCDTMFToneChangeEvent.idl */,
>+				41FCB75E214866FF0038ADC6 /* RTCDtxStatus.h */,
>+				41FCB757214865D10038ADC6 /* RTCDtxStatus.idl */,
> 				07221B7117CEC32700848E51 /* RTCIceCandidate.cpp */,
> 				07221B7217CEC32700848E51 /* RTCIceCandidate.h */,
> 				07221B7317CEC32700848E51 /* RTCIceCandidate.idl */,
>@@ -15162,12 +15182,24 @@
> 				07221B7617CEC32700848E51 /* RTCPeerConnectionIceEvent.idl */,
> 				5E2C43551BCEE30D0001E2BC /* RTCPeerConnectionInternals.js */,
> 				41A48A9C1E83129100D2AC2D /* RTCPeerConnectionState.idl */,
>+				41FCB75C214866FE0038ADC6 /* RTCPriorityType.h */,
>+				41E593FD214865A900D3CB61 /* RTCPriorityType.idl */,
>+				41FCB75F214866FF0038ADC6 /* RTCRtpCodecParameters.h */,
>+				41FCB759214865D30038ADC6 /* RTCRtpCodecParameters.idl */,
>+				41FCB761214867000038ADC6 /* RTCRtpEncodingParameters.h */,
>+				41E593FF214865AA00D3CB61 /* RTCRtpEncodingParameters.idl */,
>+				41FCB75B214866FD0038ADC6 /* RTCRtpFecParameters.h */,
>+				41E59401214865AB00D3CB61 /* RTCRtpFecParameters.idl */,
>+				41FCB75A214866FD0038ADC6 /* RTCRtpHeaderExtensionParameters.h */,
>+				41E59400214865AA00D3CB61 /* RTCRtpHeaderExtensionParameters.idl */,
> 				41A48AA81E84AF1D00D2AC2D /* RTCRtpParameters.h */,
> 				41A48AA71E84AEEC00D2AC2D /* RTCRtpParameters.idl */,
> 				5E2C43561BCEE30D0001E2BC /* RTCRtpReceiver.cpp */,
> 				5E2C43571BCEE30D0001E2BC /* RTCRtpReceiver.h */,
> 				5E2C43581BCEE30D0001E2BC /* RTCRtpReceiver.idl */,
> 				41D1A048213EDDEB0063FB6B /* RTCRtpReceiverBackend.h */,
>+				41FCB760214867000038ADC6 /* RTCRtpRtxParameters.h */,
>+				41FCB758214865D20038ADC6 /* RTCRtpRtxParameters.idl */,
> 				5E2C43591BCEE30D0001E2BC /* RTCRtpSender.cpp */,
> 				5E2C435A1BCEE30D0001E2BC /* RTCRtpSender.h */,
> 				5E2C435B1BCEE30D0001E2BC /* RTCRtpSender.idl */,
>@@ -31508,6 +31540,7 @@
> 				CDE8B5EC1A69777300B4B66A /* LegacyCDMPrivateClearKey.cpp in Sources */,
> 				CDCA98EB18B2C8EB00C12FF9 /* LegacyCDMPrivateMediaPlayer.cpp in Sources */,
> 				CDE8B5F01A69778B00B4B66A /* LegacyCDMSessionClearKey.cpp in Sources */,
>+				41239B4E2147750E00396F81 /* LibWebRTCAudioModule.cpp in Sources */,
> 				5CDD83641E4325A000621E92 /* LibWebRTCDataChannelHandler.cpp in Sources */,
> 				417612AF1E3A994000C3D81D /* LibWebRTCMediaEndpoint.cpp in Sources */,
> 				417612B11E3A994000C3D81D /* LibWebRTCPeerConnectionBackend.cpp in Sources */,
>@@ -31732,7 +31765,6 @@
> 				538EC8C41F993F9D004D22A8 /* UnifiedSource83.cpp in Sources */,
> 				538EC8C51F993F9D004D22A8 /* UnifiedSource84.cpp in Sources */,
> 				538EC8C61F993F9D004D22A8 /* UnifiedSource85.cpp in Sources */,
>-				41239B4E2147750E00396F81 /* LibWebRTCAudioModule.cpp in Sources */,
> 				538EC8C71F993F9D004D22A8 /* UnifiedSource86.cpp in Sources */,
> 				538EC8C81F993F9D004D22A8 /* UnifiedSource87.cpp in Sources */,
> 				538EC8C91F993F9D004D22A8 /* UnifiedSource88.cpp in Sources */,

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Attachments on bug 189524: 349466 | 349476 | 349480 | 349551