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[patch]
Patch
bug-222739-20210306115501.patch (text/plain), 54.82 KB, created by
Alexey Shvayka
on 2021-03-06 01:55:03 PST
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Description:
Patch
Filename:
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Creator:
Alexey Shvayka
Created:
2021-03-06 01:55:03 PST
Size:
54.82 KB
patch
obsolete
>Index: Source/JavaScriptCore/ChangeLog >=================================================================== >--- Source/JavaScriptCore/ChangeLog (revision 273888) >+++ Source/JavaScriptCore/ChangeLog (working copy) >@@ -1,3 +1,30 @@ >+2021-03-06 Alexey Shvayka <shvaikalesh@gmail.com> >+ >+ Cache cross-origin methods / accessors of Window and Location per lexical global object >+ https://bugs.webkit.org/show_bug.cgi?id=222739 >+ >+ Reviewed by Darin Adler. >+ >+ 1. Add WeakGCMap::ensure() to avoid double hashing and clean up JSObject::getOwnPropertyDescriptor(). >+ 2. Assert early that JSCustom{Getter,Setter}Function is created with non-null function pointer. >+ 3. Rename getCustom{Getter,Setter}Function() to align with newly-added JSDOMGlobalObject methods. >+ >+ * runtime/JSCustomGetterFunction.cpp: >+ (JSC::JSC_DEFINE_HOST_FUNCTION): >+ (JSC::JSCustomGetterFunction::create): >+ * runtime/JSCustomSetterFunction.cpp: >+ (JSC::JSC_DEFINE_HOST_FUNCTION): >+ (JSC::JSCustomSetterFunction::create): >+ * runtime/JSObject.cpp: >+ (JSC::createCustomGetterFunction): >+ (JSC::createCustomSetterFunction): >+ (JSC::JSObject::getOwnPropertyDescriptor): >+ (JSC::getCustomGetterFunction): Deleted. >+ (JSC::getCustomSetterFunction): Deleted. >+ * runtime/Lookup.h: >+ (JSC::nonCachingStaticFunctionGetterImpl): Deleted. >+ * runtime/WeakGCMap.h: >+ > 2021-03-03 Devin Rousso <drousso@apple.com> > > Web Inspector: `RecordCanvasActionVariant` causes a huge symbol to be created in WebCore >Index: Source/JavaScriptCore/runtime/JSCustomGetterFunction.cpp >=================================================================== >--- Source/JavaScriptCore/runtime/JSCustomGetterFunction.cpp (revision 273888) >+++ Source/JavaScriptCore/runtime/JSCustomGetterFunction.cpp (working copy) >@@ -40,9 +40,7 @@ JSC_DEFINE_HOST_FUNCTION(customGetterFun > > JSCustomGetterFunction* customGetterFunction = jsCast<JSCustomGetterFunction*>(callFrame->jsCallee()); > JSValue thisValue = callFrame->thisValue(); >- > GetValueFunc getter = customGetterFunction->getter(); >- ASSERT(getter); > > if (auto domAttribute = customGetterFunction->domAttribute()) { > if (!thisValue.inherits(vm, domAttribute->classInfo)) >@@ -62,6 +60,7 @@ JSCustomGetterFunction::JSCustomGetterFu > > JSCustomGetterFunction* JSCustomGetterFunction::create(VM& vm, JSGlobalObject* globalObject, const PropertyName& propertyName, GetValueFunc getter, Optional<DOMAttributeAnnotation> domAttribute) > { >+ ASSERT(getter); > NativeExecutable* executable = vm.getHostFunction(customGetterFunctionCall, callHostFunctionAsConstructor, String(propertyName.publicName())); > Structure* structure = globalObject->customGetterFunctionStructure(); > JSCustomGetterFunction* function = new (NotNull, allocateCell<JSCustomGetterFunction>(vm.heap)) JSCustomGetterFunction(vm, executable, globalObject, structure, propertyName, getter, domAttribute); >Index: Source/JavaScriptCore/runtime/JSCustomSetterFunction.cpp >=================================================================== >--- Source/JavaScriptCore/runtime/JSCustomSetterFunction.cpp (revision 273888) >+++ Source/JavaScriptCore/runtime/JSCustomSetterFunction.cpp (working copy) >@@ -36,7 +36,6 @@ static JSC_DECLARE_HOST_FUNCTION(customS > JSC_DEFINE_HOST_FUNCTION(customSetterFunctionCall, (JSGlobalObject* globalObject, CallFrame* callFrame)) > { > PutValueFunc setter = jsCast<JSCustomSetterFunction*>(callFrame->jsCallee())->setter(); >- ASSERT(setter); > setter(globalObject, JSValue::encode(callFrame->thisValue()), JSValue::encode(callFrame->argument(0))); > return JSValue::encode(jsUndefined()); > } >@@ -49,6 +48,7 @@ JSCustomSetterFunction::JSCustomSetterFu > > JSCustomSetterFunction* JSCustomSetterFunction::create(VM& vm, JSGlobalObject* globalObject, const PropertyName& propertyName, PutValueFunc setter) > { >+ ASSERT(setter); > NativeExecutable* executable = vm.getHostFunction(customSetterFunctionCall, callHostFunctionAsConstructor, String(propertyName.publicName())); > Structure* structure = globalObject->customSetterFunctionStructure(); > JSCustomSetterFunction* function = new (NotNull, allocateCell<JSCustomSetterFunction>(vm.heap)) JSCustomSetterFunction(vm, executable, globalObject, structure, setter); >Index: Source/JavaScriptCore/runtime/JSObject.cpp >=================================================================== >--- Source/JavaScriptCore/runtime/JSObject.cpp (revision 273888) >+++ Source/JavaScriptCore/runtime/JSObject.cpp (working copy) >@@ -3521,24 +3521,18 @@ Butterfly* JSObject::allocateMoreOutOfLi > return Butterfly::createOrGrowPropertyStorage(butterfly(), vm, this, structure(vm), oldSize, newSize); > } > >-static JSCustomGetterFunction* getCustomGetterFunction(JSGlobalObject* globalObject, PropertyName propertyName, GetValueFunc getValueFunc, Optional<DOMAttributeAnnotation> domAttribute) >+static JSCustomGetterFunction* createCustomGetterFunction(JSGlobalObject* globalObject, PropertyName propertyName, GetValueFunc getValueFunc, Optional<DOMAttributeAnnotation> domAttribute) > { >- JSCustomGetterFunction* customGetterFunction = globalObject->customGetterFunctionMap().get(getValueFunc); >- if (!customGetterFunction) { >- customGetterFunction = JSCustomGetterFunction::create(globalObject->vm(), globalObject, propertyName, getValueFunc, domAttribute); >- globalObject->customGetterFunctionMap().set(getValueFunc, customGetterFunction); >- } >- return customGetterFunction; >+ return globalObject->customGetterFunctionMap().ensure(getValueFunc, [&] { >+ return JSCustomGetterFunction::create(globalObject->vm(), globalObject, propertyName, getValueFunc, domAttribute); >+ }).iterator->value.get(); > } > >-static JSCustomSetterFunction* getCustomSetterFunction(JSGlobalObject* globalObject, PropertyName propertyName, PutValueFunc putValueFunc) >+static JSCustomSetterFunction* createCustomSetterFunction(JSGlobalObject* globalObject, PropertyName propertyName, PutValueFunc putValueFunc) > { >- JSCustomSetterFunction* customSetterFunction = globalObject->customSetterFunctionMap().get(putValueFunc); >- if (!customSetterFunction) { >- customSetterFunction = JSCustomSetterFunction::create(globalObject->vm(), globalObject, propertyName, putValueFunc); >- globalObject->customSetterFunctionMap().set(putValueFunc, customSetterFunction); >- } >- return customSetterFunction; >+ return globalObject->customSetterFunctionMap().ensure(putValueFunc, [&] { >+ return JSCustomSetterFunction::create(globalObject->vm(), globalObject, propertyName, putValueFunc); >+ }).iterator->value.get(); > } > > bool JSObject::getOwnPropertyDescriptor(JSGlobalObject* globalObject, PropertyName propertyName, PropertyDescriptor& descriptor) >@@ -3559,9 +3553,9 @@ bool JSObject::getOwnPropertyDescriptor( > descriptor.setAccessorDescriptor((slot.attributes() | PropertyAttribute::Accessor) & ~PropertyAttribute::CustomAccessor); > JSGlobalObject* slotBaseGlobalObject = slot.slotBase()->globalObject(vm); > if (slot.customGetter()) >- descriptor.setGetter(getCustomGetterFunction(slotBaseGlobalObject, propertyName, slot.customGetter(), slot.domAttribute())); >+ descriptor.setGetter(createCustomGetterFunction(slotBaseGlobalObject, propertyName, slot.customGetter(), slot.domAttribute())); > if (slot.customSetter()) >- descriptor.setSetter(getCustomSetterFunction(slotBaseGlobalObject, propertyName, slot.customSetter())); >+ descriptor.setSetter(createCustomSetterFunction(slotBaseGlobalObject, propertyName, slot.customSetter())); > } else { > JSValue value = slot.getValue(globalObject, propertyName); > RETURN_IF_EXCEPTION(scope, false); >Index: Source/JavaScriptCore/runtime/Lookup.h >=================================================================== >--- Source/JavaScriptCore/runtime/Lookup.h (revision 273888) >+++ Source/JavaScriptCore/runtime/Lookup.h (working copy) >@@ -414,9 +414,4 @@ inline void reifyStaticProperties(VM& vm > } > } > >-template<RawNativeFunction nativeFunction, int length> EncodedJSValue nonCachingStaticFunctionGetterImpl(JSGlobalObject* globalObject, PropertyName propertyName) >-{ >- return JSValue::encode(JSFunction::create(globalObject->vm(), globalObject, length, propertyName.publicName(), nativeFunction)); >-} >- > } // namespace JSC >Index: Source/JavaScriptCore/runtime/WeakGCMap.h >=================================================================== >--- Source/JavaScriptCore/runtime/WeakGCMap.h (revision 273888) >+++ Source/JavaScriptCore/runtime/WeakGCMap.h (working copy) >@@ -64,6 +64,12 @@ public: > return m_map.set(key, WTFMove(value)); > } > >+ template<typename Functor> >+ AddResult ensure(const KeyType& key, Functor&& functor) >+ { >+ return m_map.ensure(key, std::forward<Functor>(functor)); >+ } >+ > bool remove(const KeyType& key) > { > return m_map.remove(key); >Index: Source/WebCore/ChangeLog >=================================================================== >--- Source/WebCore/ChangeLog (revision 273888) >+++ Source/WebCore/ChangeLog (working copy) >@@ -1,3 +1,55 @@ >+2021-03-06 Alexey Shvayka <shvaikalesh@gmail.com> >+ >+ Cache cross-origin methods / accessors of Window and Location per lexical global object >+ https://bugs.webkit.org/show_bug.cgi?id=222739 >+ >+ Reviewed by Darin Adler. >+ >+ For cross-origin methods / accessors, Window and Location objects return different JSFunction >+ instances on every [[Get]]. The intent was to ensure isolation by supplying different Realms with >+ different function objects. However, within the same callee Realm, this makes subsequent lookups >+ of a cross-origin method / accessor fail reference equality test, which is rather confusing: >+ >+ `crossOriginWindow.focus === crossOriginWindow.focus // => false` >+ >+ This patch implements [[CrossOriginPropertyDescriptorMap]], bringing consistent function identity >+ and aligning WebKit with the spec [1], Blink, and Gecko. For convenience, cache maps are added to >+ JSDOMGlobalObject (to accommodate RemoteDOMWindow) and cover both Window and Location objects. >+ >+ As a cache map key, a pair of lexical global object and raw function pointer is used, which guarantees >+ correctness even if Window and Location would expose cross-origin property of the same name. >+ >+ This patch removes 9 custom getters, adds runtime lookup for "showModalDialog" (which is rare), >+ and removes [ForwardDeclareInHeader] extended attribute as it's now unused and non-trivial to generate. >+ >+ Also, fixes cross-realm `postMessage.length` to equal 1 as per WebIDL. >+ >+ [1] https://html.spec.whatwg.org/multipage/browsers.html#crossorigingetownpropertyhelper-(-o,-p-) >+ >+ Tests: imported/w3c/web-platform-tests/html/browsers/origin/cross-origin-objects/cross-origin-objects-function-caching.html >+ imported/w3c/web-platform-tests/html/browsers/origin/cross-origin-objects/cross-origin-objects-function-length.html >+ imported/w3c/web-platform-tests/html/browsers/origin/cross-origin-objects/cross-origin-objects-function-name.html >+ >+ * bindings/js/JSDOMGlobalObject.cpp: >+ (WebCore::JSDOMGlobalObject::JSDOMGlobalObject): >+ (WebCore::JSDOMGlobalObject::createCrossOriginFunction): >+ (WebCore::JSDOMGlobalObject::createCrossOriginGetterSetter): >+ * bindings/js/JSDOMGlobalObject.h: >+ * bindings/js/JSDOMWindowCustom.cpp: >+ (WebCore::jsDOMWindowGetOwnPropertySlotRestrictedAccess): >+ (WebCore::JSDOMWindow::getOwnPropertySlot): >+ * bindings/js/JSLocationCustom.cpp: >+ (WebCore::getOwnPropertySlotCommon): >+ (WebCore::JSC_DEFINE_CUSTOM_GETTER): Deleted. >+ * bindings/scripts/CodeGeneratorJS.pm: >+ (GenerateHeader): >+ (GenerateImplementation): >+ * bindings/scripts/IDLAttributes.json: >+ * page/DOMWindow.idl: >+ * page/History.idl: >+ * page/Location.idl: >+ * page/RemoteDOMWindow.idl: >+ > 2021-03-04 Zalan Bujtas <zalan@apple.com> > > [LFC][IFC] InlineContentBuilder::createDisplayNonRootInlineBoxes should check if the line has inline boxes at all >Index: Source/WebCore/bindings/js/JSDOMGlobalObject.cpp >=================================================================== >--- Source/WebCore/bindings/js/JSDOMGlobalObject.cpp (revision 273888) >+++ Source/WebCore/bindings/js/JSDOMGlobalObject.cpp (working copy) >@@ -54,6 +54,9 @@ > #include "WorkletGlobalScope.h" > #include <JavaScriptCore/BuiltinNames.h> > #include <JavaScriptCore/CodeBlock.h> >+#include <JavaScriptCore/GetterSetter.h> >+#include <JavaScriptCore/JSCustomGetterFunction.h> >+#include <JavaScriptCore/JSCustomSetterFunction.h> > #include <JavaScriptCore/JSInternalPromise.h> > #include <JavaScriptCore/StructureInlines.h> > #include <JavaScriptCore/WasmStreamingCompiler.h> >@@ -75,6 +78,8 @@ JSDOMGlobalObject::JSDOMGlobalObject(VM& > , m_world(WTFMove(world)) > , m_worldIsNormal(m_world->isNormal()) > , m_builtinInternalFunctions(vm) >+ , m_crossOriginFunctionMap(vm) >+ , m_crossOriginGetterSetterMap(vm) > { > } > >@@ -298,6 +303,26 @@ void JSDOMGlobalObject::clearDOMGuardedO > guarded->clear(); > } > >+JSFunction* JSDOMGlobalObject::createCrossOriginFunction(JSGlobalObject* lexicalGlobalObject, PropertyName propertyName, NativeFunction nativeFunction, unsigned length) >+{ >+ CrossOriginMapKey key = std::make_pair(lexicalGlobalObject, nativeFunction.rawPointer()); >+ return m_crossOriginFunctionMap.ensure(key, [&] { >+ return JSFunction::create(lexicalGlobalObject->vm(), lexicalGlobalObject, length, propertyName.publicName(), nativeFunction); >+ }).iterator->value.get(); >+} >+ >+GetterSetter* JSDOMGlobalObject::createCrossOriginGetterSetter(JSGlobalObject* lexicalGlobalObject, PropertyName propertyName, GetValueFunc getter, PutValueFunc setter) >+{ >+ ASSERT(getter || setter); >+ CrossOriginMapKey key = std::make_pair(lexicalGlobalObject, getter ? reinterpret_cast<void*>(getter) : reinterpret_cast<void*>(setter)); >+ return m_crossOriginGetterSetterMap.ensure(key, [&] { >+ auto& vm = lexicalGlobalObject->vm(); >+ return GetterSetter::create(vm, lexicalGlobalObject, >+ getter ? JSCustomGetterFunction::create(vm, lexicalGlobalObject, propertyName, getter) : nullptr, >+ setter ? JSCustomSetterFunction::create(vm, lexicalGlobalObject, propertyName, setter) : nullptr); >+ }).iterator->value.get(); >+} >+ > #if ENABLE(WEBASSEMBLY) > // https://webassembly.github.io/spec/web-api/index.html#compile-a-potential-webassembly-response > static JSC::JSPromise* handleResponseOnStreamingAction(JSC::JSGlobalObject* globalObject, JSC::JSValue source, JSC::Wasm::CompilerMode compilerMode, JSC::JSObject* importObject) >Index: Source/WebCore/bindings/js/JSDOMGlobalObject.h >=================================================================== >--- Source/WebCore/bindings/js/JSDOMGlobalObject.h (revision 273888) >+++ Source/WebCore/bindings/js/JSDOMGlobalObject.h (working copy) >@@ -31,6 +31,7 @@ > #include <JavaScriptCore/JSGlobalObject.h> > #include <JavaScriptCore/JSObjectInlines.h> > #include <JavaScriptCore/LockDuringMarking.h> >+#include <JavaScriptCore/WeakGCMap.h> > > namespace WebCore { > >@@ -83,6 +84,9 @@ public: > > JSC::JSProxy& proxy() const { ASSERT(m_proxy); return *m_proxy.get(); } > >+ JSC::JSFunction* createCrossOriginFunction(JSC::JSGlobalObject*, JSC::PropertyName, JSC::NativeFunction, unsigned length); >+ JSC::GetterSetter* createCrossOriginGetterSetter(JSC::JSGlobalObject*, JSC::PropertyName, JSC::GetValueFunc, JSC::PutValueFunc); >+ > public: > ~JSDOMGlobalObject(); > >@@ -124,7 +128,11 @@ private: > void addBuiltinGlobals(JSC::VM&); > friend void JSBuiltinInternalFunctions::initialize(JSDOMGlobalObject&); > >+ using CrossOriginMapKey = std::pair<JSC::JSGlobalObject*, void*>; >+ > JSBuiltinInternalFunctions m_builtinInternalFunctions; >+ JSC::WeakGCMap<CrossOriginMapKey, JSC::JSFunction> m_crossOriginFunctionMap; >+ JSC::WeakGCMap<CrossOriginMapKey, JSC::GetterSetter> m_crossOriginGetterSetterMap; > }; > > template<class ConstructorClass> >Index: Source/WebCore/bindings/js/JSDOMWindowCustom.cpp >=================================================================== >--- Source/WebCore/bindings/js/JSDOMWindowCustom.cpp (revision 273888) >+++ Source/WebCore/bindings/js/JSDOMWindowCustom.cpp (working copy) >@@ -48,12 +48,9 @@ > #include "Settings.h" > #include "WebCoreJSClientData.h" > #include <JavaScriptCore/BuiltinNames.h> >-#include <JavaScriptCore/GetterSetter.h> > #include <JavaScriptCore/HeapAnalyzer.h> > #include <JavaScriptCore/InternalFunction.h> > #include <JavaScriptCore/JSCInlines.h> >-#include <JavaScriptCore/JSCustomGetterFunction.h> >-#include <JavaScriptCore/JSCustomSetterFunction.h> > #include <JavaScriptCore/JSFunction.h> > #include <JavaScriptCore/JSMicrotask.h> > #include <JavaScriptCore/Lookup.h> >@@ -67,58 +64,10 @@ namespace WebCore { > using namespace JSC; > > static JSC_DECLARE_HOST_FUNCTION(jsDOMWindowInstanceFunction_openDatabase); >-static JSC_DECLARE_CUSTOM_GETTER(jsRemoteDOMWindowInstanceFunction_blurNonCaching); >-static JSC_DECLARE_CUSTOM_GETTER(jsDOMWindowInstanceFunction_blurNonCaching); >-static JSC_DECLARE_CUSTOM_GETTER(jsRemoteDOMWindowInstanceFunction_closeNonCaching); >-static JSC_DECLARE_CUSTOM_GETTER(jsDOMWindowInstanceFunction_closeNonCaching); >-static JSC_DECLARE_CUSTOM_GETTER(jsRemoteDOMWindowInstanceFunction_focusNonCaching); >-static JSC_DECLARE_CUSTOM_GETTER(jsDOMWindowInstanceFunction_focusNonCaching); >-static JSC_DECLARE_CUSTOM_GETTER(jsRemoteDOMWindowInstanceFunction_postMessageNonCaching); >-static JSC_DECLARE_CUSTOM_GETTER(jsDOMWindowInstanceFunction_postMessageNonCaching); > #if ENABLE(USER_MESSAGE_HANDLERS) > static JSC_DECLARE_CUSTOM_GETTER(jsDOMWindow_webkit); > #endif > >-JSC_DEFINE_CUSTOM_GETTER(jsRemoteDOMWindowInstanceFunction_blurNonCaching, (JSGlobalObject* globalObject, EncodedJSValue, PropertyName propertyName)) >-{ >- return nonCachingStaticFunctionGetterImpl<jsRemoteDOMWindowInstanceFunction_blur, 0>(globalObject, propertyName); >-} >- >-JSC_DEFINE_CUSTOM_GETTER(jsDOMWindowInstanceFunction_blurNonCaching, (JSGlobalObject* globalObject, EncodedJSValue, PropertyName propertyName)) >-{ >- return nonCachingStaticFunctionGetterImpl<jsDOMWindowInstanceFunction_blur, 0>(globalObject, propertyName); >-} >- >-JSC_DEFINE_CUSTOM_GETTER(jsRemoteDOMWindowInstanceFunction_closeNonCaching, (JSGlobalObject* globalObject, EncodedJSValue, PropertyName propertyName)) >-{ >- return nonCachingStaticFunctionGetterImpl<jsRemoteDOMWindowInstanceFunction_close, 0>(globalObject, propertyName); >-} >- >-JSC_DEFINE_CUSTOM_GETTER(jsDOMWindowInstanceFunction_closeNonCaching, (JSGlobalObject* globalObject, EncodedJSValue, PropertyName propertyName)) >-{ >- return nonCachingStaticFunctionGetterImpl<jsDOMWindowInstanceFunction_close, 0>(globalObject, propertyName); >-} >- >-JSC_DEFINE_CUSTOM_GETTER(jsRemoteDOMWindowInstanceFunction_focusNonCaching, (JSGlobalObject* globalObject, EncodedJSValue, PropertyName propertyName)) >-{ >- return nonCachingStaticFunctionGetterImpl<jsRemoteDOMWindowInstanceFunction_focus, 0>(globalObject, propertyName); >-} >- >-JSC_DEFINE_CUSTOM_GETTER(jsDOMWindowInstanceFunction_focusNonCaching, (JSGlobalObject* globalObject, EncodedJSValue, PropertyName propertyName)) >-{ >- return nonCachingStaticFunctionGetterImpl<jsDOMWindowInstanceFunction_focus, 0>(globalObject, propertyName); >-} >- >-JSC_DEFINE_CUSTOM_GETTER(jsRemoteDOMWindowInstanceFunction_postMessageNonCaching, (JSGlobalObject* globalObject, EncodedJSValue, PropertyName propertyName)) >-{ >- return nonCachingStaticFunctionGetterImpl<jsRemoteDOMWindowInstanceFunction_postMessage, 0>(globalObject, propertyName); >-} >- >-JSC_DEFINE_CUSTOM_GETTER(jsDOMWindowInstanceFunction_postMessageNonCaching, (JSGlobalObject* globalObject, EncodedJSValue, PropertyName propertyName)) >-{ >- return nonCachingStaticFunctionGetterImpl<jsDOMWindowInstanceFunction_postMessage, 2>(globalObject, propertyName); >-} >- > template<typename Visitor> > void JSDOMWindow::visitAdditionalChildren(Visitor& visitor) > { >@@ -157,45 +106,34 @@ bool jsDOMWindowGetOwnPropertySlotRestri > // https://html.spec.whatwg.org/#crossorigingetownpropertyhelper-(-o,-p-) > > // These are the functions we allow access to cross-origin (DoNotCheckSecurity in IDL). >- // Always provide the original function, on a fresh uncached function object. >- if (propertyName == builtinNames.blurPublicName()) { >- slot.setCustom(thisObject, static_cast<unsigned>(JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::DontEnum), windowType == DOMWindowType::Remote ? jsRemoteDOMWindowInstanceFunction_blurNonCaching : jsDOMWindowInstanceFunction_blurNonCaching); >- return true; >- } >- if (propertyName == builtinNames.closePublicName()) { >- slot.setCustom(thisObject, static_cast<unsigned>(JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::DontEnum), windowType == DOMWindowType::Remote ? jsRemoteDOMWindowInstanceFunction_closeNonCaching : jsDOMWindowInstanceFunction_closeNonCaching); >- return true; >- } >- if (propertyName == builtinNames.focusPublicName()) { >- slot.setCustom(thisObject, static_cast<unsigned>(JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::DontEnum), windowType == DOMWindowType::Remote ? jsRemoteDOMWindowInstanceFunction_focusNonCaching : jsDOMWindowInstanceFunction_focusNonCaching); >- return true; >- } >- if (propertyName == builtinNames.postMessagePublicName()) { >- slot.setCustom(thisObject, static_cast<unsigned>(JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::DontEnum), windowType == DOMWindowType::Remote ? jsRemoteDOMWindowInstanceFunction_postMessageNonCaching : jsDOMWindowInstanceFunction_postMessageNonCaching); >+ auto* classInfo = windowType == DOMWindowType::Remote ? JSRemoteDOMWindow::info() : JSDOMWindow::info(); >+ if (propertyName == builtinNames.closePublicName() >+ || propertyName == builtinNames.focusPublicName() >+ || propertyName == builtinNames.blurPublicName() >+ || propertyName == builtinNames.postMessagePublicName()) { >+ auto* entry = classInfo->staticPropHashTable->entry(propertyName); >+ auto* jsFunction = thisObject->createCrossOriginFunction(&lexicalGlobalObject, propertyName, entry->function(), entry->functionLength()); >+ slot.setValue(thisObject, PropertyAttribute::ReadOnly | PropertyAttribute::DontEnum, jsFunction); > return true; > } > > // When accessing cross-origin known Window properties, we always use the original property getter, > // even if the property was removed / redefined. As of early 2016, this matches Firefox and Chrome's > // behavior. >- auto* classInfo = windowType == DOMWindowType::Remote ? JSRemoteDOMWindow::info() : JSDOMWindow::info(); >- if (auto* entry = classInfo->staticPropHashTable->entry(propertyName)) { >- // Only allow access to these specific properties. >- if (propertyName == builtinNames.locationPublicName() >- || propertyName == builtinNames.closedPublicName() >- || propertyName == vm.propertyNames->length >- || propertyName == builtinNames.selfPublicName() >- || propertyName == builtinNames.windowPublicName() >- || propertyName == builtinNames.framesPublicName() >- || propertyName == builtinNames.openerPublicName() >- || propertyName == builtinNames.parentPublicName() >- || propertyName == builtinNames.topPublicName()) { >- auto* getter = JSCustomGetterFunction::create(vm, &lexicalGlobalObject, propertyName, entry->propertyGetter()); >- auto* setter = propertyName == builtinNames.locationPublicName() ? JSCustomSetterFunction::create(vm, &lexicalGlobalObject, propertyName, entry->propertyPutter()) : nullptr; >- auto* getterSetter = GetterSetter::create(vm, &lexicalGlobalObject, getter, setter); >- slot.setGetterSlot(thisObject, PropertyAttribute::Accessor | PropertyAttribute::DontEnum, getterSetter); >- return true; >- } >+ if (propertyName == builtinNames.windowPublicName() >+ || propertyName == builtinNames.selfPublicName() >+ || propertyName == builtinNames.locationPublicName() >+ || propertyName == builtinNames.closedPublicName() >+ || propertyName == builtinNames.framesPublicName() >+ || propertyName == vm.propertyNames->length >+ || propertyName == builtinNames.topPublicName() >+ || propertyName == builtinNames.openerPublicName() >+ || propertyName == builtinNames.parentPublicName()) { >+ auto* entry = classInfo->staticPropHashTable->entry(propertyName); >+ auto* setter = propertyName == builtinNames.locationPublicName() ? entry->propertyPutter() : nullptr; >+ auto* getterSetter = thisObject->createCrossOriginGetterSetter(&lexicalGlobalObject, propertyName, entry->propertyGetter(), setter); >+ slot.setGetterSlot(thisObject, PropertyAttribute::Accessor | PropertyAttribute::DontEnum, getterSetter); >+ return true; > } > > // Check for child frames by name before built-in properties to match Mozilla. This does >@@ -265,7 +203,7 @@ bool JSDOMWindow::getOwnPropertySlot(JSO > // Detect when we're getting the property 'showModalDialog', this is disabled, and has its original value. > bool isShowModalDialogAndShouldHide = propertyName == static_cast<JSVMClientData*>(lexicalGlobalObject->vm().clientData)->builtinNames().showModalDialogPublicName() > && (!frame || !DOMWindow::canShowModalDialog(*frame)) >- && slot.isValue() && isHostFunction(slot.getValue(lexicalGlobalObject, propertyName), jsDOMWindowInstanceFunction_showModalDialog); >+ && slot.isValue() && isHostFunction(slot.getValue(lexicalGlobalObject, propertyName), JSDOMWindow::info()->staticPropHashTable->entry(propertyName)->function()); > // Unless we're in the showModalDialog special case, we're done. > if (!isShowModalDialogAndShouldHide) > return true; >Index: Source/WebCore/bindings/js/JSLocationCustom.cpp >=================================================================== >--- Source/WebCore/bindings/js/JSLocationCustom.cpp (revision 273888) >+++ Source/WebCore/bindings/js/JSLocationCustom.cpp (working copy) >@@ -29,21 +29,12 @@ > #include "JSDOMWindowCustom.h" > #include "RuntimeApplicationChecks.h" > #include "WebCoreJSClientData.h" >-#include <JavaScriptCore/GetterSetter.h> >-#include <JavaScriptCore/JSCustomSetterFunction.h> > #include <JavaScriptCore/JSFunction.h> > #include <JavaScriptCore/Lookup.h> > > namespace WebCore { > using namespace JSC; > >-static JSC_DECLARE_CUSTOM_GETTER(jsLocationInstanceFunction_replaceNonCaching); >- >-JSC_DEFINE_CUSTOM_GETTER(jsLocationInstanceFunction_replaceNonCaching, (JSGlobalObject* globalObject, EncodedJSValue, PropertyName propertyName)) >-{ >- return nonCachingStaticFunctionGetterImpl<jsLocationInstanceFunction_replace, 1>(globalObject, propertyName); >-} >- > static bool getOwnPropertySlotCommon(JSLocation& thisObject, JSGlobalObject& lexicalGlobalObject, PropertyName propertyName, PropertySlot& slot) > { > VM& vm = lexicalGlobalObject.vm(); >@@ -64,7 +55,9 @@ static bool getOwnPropertySlotCommon(JSL > > // We only allow access to Location.replace() cross origin. > if (propertyName == vm.propertyNames->replace) { >- slot.setCustom(&thisObject, static_cast<unsigned>(PropertyAttribute::ReadOnly | PropertyAttribute::DontEnum), jsLocationInstanceFunction_replaceNonCaching); >+ auto* entry = JSLocation::info()->staticPropHashTable->entry(propertyName); >+ auto* jsFunction = thisObject.globalObject()->createCrossOriginFunction(&lexicalGlobalObject, propertyName, entry->function(), entry->functionLength()); >+ slot.setValue(&thisObject, PropertyAttribute::ReadOnly | PropertyAttribute::DontEnum, jsFunction); > return true; > } > >@@ -72,8 +65,7 @@ static bool getOwnPropertySlotCommon(JSL > // a descriptor that has a setter but no getter. > if (slot.internalMethodType() == PropertySlot::InternalMethodType::GetOwnProperty && propertyName == static_cast<JSVMClientData*>(vm.clientData)->builtinNames().hrefPublicName()) { > auto* entry = JSLocation::info()->staticPropHashTable->entry(propertyName); >- auto* setter = JSCustomSetterFunction::create(vm, &lexicalGlobalObject, propertyName, entry->propertyPutter()); >- auto* getterSetter = GetterSetter::create(vm, &lexicalGlobalObject, nullptr, setter); >+ auto* getterSetter = thisObject.globalObject()->createCrossOriginGetterSetter(&lexicalGlobalObject, propertyName, nullptr, entry->propertyPutter()); > slot.setGetterSlot(&thisObject, PropertyAttribute::Accessor | PropertyAttribute::DontEnum, getterSetter); > return true; > } >Index: Source/WebCore/bindings/scripts/CodeGeneratorJS.pm >=================================================================== >--- Source/WebCore/bindings/scripts/CodeGeneratorJS.pm (revision 273888) >+++ Source/WebCore/bindings/scripts/CodeGeneratorJS.pm (working copy) >@@ -3066,9 +3066,6 @@ sub GenerateHeader > my $numCustomOperations = 0; > my $numCustomAttributes = 0; > >- my $hasForwardDeclaringOperations = 0; >- my $hasForwardDeclaringAttributes = 0; >- > my $hasDOMJITAttributes = 0; > > # Attribute and function enums >@@ -3084,8 +3081,6 @@ sub GenerateHeader > push(@headerContent, "#endif\n") if $conditionalString; > } > $hasDOMJITAttributes = 1 if $attribute->extendedAttributes->{DOMJIT}; >- >- $hasForwardDeclaringAttributes = 1 if $attribute->extendedAttributes->{ForwardDeclareInHeader}; > } > } > >@@ -3144,7 +3139,6 @@ sub GenerateHeader > > foreach my $operation (@{$interface->operations}) { > $numCustomOperations++ if HasCustomMethod($operation); >- $hasForwardDeclaringOperations = 1 if $operation->extendedAttributes->{ForwardDeclareInHeader}; > } > > if ($numCustomOperations > 0) { >@@ -3270,52 +3264,6 @@ sub GenerateHeader > > GeneratePrototypeDeclaration(\@headerContent, $className, $interface) if HeaderNeedsPrototypeDeclaration($interface); > >- if ($hasForwardDeclaringOperations) { >- my $inAppleCopyright = 0; >- push(@headerContent,"// Functions\n\n"); >- foreach my $operation (@{$interface->operations}) { >- next if $operation->{overloadIndex} && $operation->{overloadIndex} > 1; >- next unless $operation->extendedAttributes->{ForwardDeclareInHeader}; >- >- if ($operation->extendedAttributes->{AppleCopyright}) { >- if (!$inAppleCopyright) { >- push(@headerContent, $beginAppleCopyrightForHeaderFiles); >- $inAppleCopyright = 1; >- } >- } elsif ($inAppleCopyright) { >- push(@headerContent, $endAppleCopyright); >- $inAppleCopyright = 0; >- } >- >- my $conditionalAttribute = GetConditionalForOperationConsideringOverloads($operation); >- my $conditionalString = $conditionalAttribute ? $codeGenerator->GenerateConditionalStringFromAttributeValue($conditionalAttribute) : undef; >- push(@headerContent, "#if ${conditionalString}\n") if $conditionalString; >- my $functionName = GetFunctionName($interface, $className, $operation); >- push(@headerContent, "JSC_DECLARE_HOST_FUNCTION(${functionName});\n"); >- push(@headerContent, "#endif\n") if $conditionalString; >- } >- >- push(@headerContent, $endAppleCopyright) if $inAppleCopyright; >- push(@headerContent,"\n"); >- } >- >- if ($hasForwardDeclaringAttributes) { >- push(@headerContent,"// Attributes\n\n"); >- foreach my $attribute (@{$interface->attributes}) { >- next unless $attribute->extendedAttributes->{ForwardDeclareInHeader}; >- >- my $conditionalString = $codeGenerator->GenerateConditionalString($attribute); >- push(@headerContent, "#if ${conditionalString}\n") if $conditionalString; >- my $getter = GetAttributeGetterName($interface, $className, $attribute); >- push(@headerContent, "JSC_DECLARE_CUSTOM_GETTER(${getter});\n"); >- if (!IsReadonly($attribute)) { >- my $setter = GetAttributeSetterName($interface, $className, $attribute); >- push(@headerContent, "JSC_DECLARE_CUSTOM_SETTER(${setter});\n"); >- } >- push(@headerContent, "#endif\n") if $conditionalString; >- } >- } >- > # CheckJSCast Snippet function. > if ($interface->extendedAttributes->{DOMJIT}) { > $headerIncludes{"<JavaScriptCore/Snippet.h>"} = 1; >@@ -4307,7 +4255,6 @@ sub GenerateImplementation > push(@implContent,"// Functions\n\n"); > foreach my $operation (@{$interface->operations}) { > next if $operation->{overloadIndex} && $operation->{overloadIndex} > 1; >- next if $operation->extendedAttributes->{ForwardDeclareInHeader}; > next if IsJSBuiltin($interface, $operation); > next if $operation->name eq "[Symbol.Iterator]"; > >@@ -4353,7 +4300,6 @@ sub GenerateImplementation > } > > foreach my $attribute (@{$interface->attributes}) { >- next if $attribute->extendedAttributes->{ForwardDeclareInHeader}; > next if IsJSBuiltin($interface, $attribute); > > my $conditionalString = $codeGenerator->GenerateConditionalString($attribute); >Index: Source/WebCore/bindings/scripts/IDLAttributes.json >=================================================================== >--- Source/WebCore/bindings/scripts/IDLAttributes.json (revision 273888) >+++ Source/WebCore/bindings/scripts/IDLAttributes.json (working copy) >@@ -223,9 +223,6 @@ > "url": "https://heycam.github.io/webidl/#Exposed" > } > }, >- "ForwardDeclareInHeader": { >- "contextsAllowed": ["attribute", "operation"] >- }, > "GenerateIsReachable": { > "contextsAllowed": ["interface"], > "values": ["", "Impl", "ImplWebGLRenderingContext", "ImplCanvasBase", "ImplDocument", "ImplElementRoot", "ImplOwnerNodeRoot", "ImplScriptExecutionContext", "ReachableFromDOMWindow", "ReachableFromNavigator"] >Index: Source/WebCore/page/DOMWindow.idl >=================================================================== >--- Source/WebCore/page/DOMWindow.idl (revision 273888) >+++ Source/WebCore/page/DOMWindow.idl (working copy) >@@ -62,11 +62,11 @@ > [Replaceable] readonly attribute BarProp statusbar; > [Replaceable] readonly attribute BarProp toolbar; > attribute DOMString status; >- [DoNotCheckSecurity, CallWith=IncumbentDocument, ForwardDeclareInHeader] undefined close(); >- [DoNotCheckSecurity, ForwardDeclareInHeader] readonly attribute boolean closed; >+ [DoNotCheckSecurity, CallWith=IncumbentDocument] undefined close(); >+ [DoNotCheckSecurity] readonly attribute boolean closed; > undefined stop(); >- [DoNotCheckSecurity, CallWith=IncumbentWindow, ForwardDeclareInHeader] undefined focus(); >- [DoNotCheckSecurity, ForwardDeclareInHeader] undefined blur(); >+ [DoNotCheckSecurity, CallWith=IncumbentWindow] undefined focus(); >+ [DoNotCheckSecurity] undefined blur(); > > // other browsing contexts > [Replaceable, DoNotCheckSecurityOnGetter, CustomGetter] readonly attribute WindowProxy frames; >@@ -91,8 +91,8 @@ > DOMString? prompt(optional DOMString message = "", optional DOMString defaultValue = ""); > undefined print(); > >- [CallWith=GlobalObject&IncumbentWindow, DoNotCheckSecurity, ForwardDeclareInHeader, MayThrowException] undefined postMessage(any message, USVString targetOrigin, optional sequence<object> transfer = []); >- [CallWith=GlobalObject&IncumbentWindow, DoNotCheckSecurity, ForwardDeclareInHeader, MayThrowException] undefined postMessage(any message, optional WindowPostMessageOptions options); >+ [CallWith=GlobalObject&IncumbentWindow, DoNotCheckSecurity, MayThrowException] undefined postMessage(any message, USVString targetOrigin, optional sequence<object> transfer = []); >+ [CallWith=GlobalObject&IncumbentWindow, DoNotCheckSecurity, MayThrowException] undefined postMessage(any message, optional WindowPostMessageOptions options); > > > // Obsolete: Still part of the HTML specification (https://html.spec.whatwg.org/#Window-partial). >@@ -119,7 +119,7 @@ > [NotEnumerable, Conditional=IOS_GESTURE_EVENTS] attribute EventHandler ongesturestart; > > // Non-standard: This has been dropped from the HTML specification and by other browsers. >- [Custom, ForwardDeclareInHeader] any showModalDialog(DOMString url, optional any dialogArgs, optional DOMString featureArgs); >+ [Custom] any showModalDialog(DOMString url, optional any dialogArgs, optional DOMString featureArgs); > > // Non-standard: should probably deprecate this (https://bugs.webkit.org/show_bug.cgi?id=79653). > // Blink already deprecated it (https://bugs.chromium.org/p/chromium/issues/detail?id=437569). >Index: Source/WebCore/page/History.idl >=================================================================== >--- Source/WebCore/page/History.idl (revision 273888) >+++ Source/WebCore/page/History.idl (working copy) >@@ -33,9 +33,9 @@ > attribute ScrollRestoration scrollRestoration; > [Custom] readonly attribute any state; > >- [CallWith=Document, ForwardDeclareInHeader] undefined back(); >- [CallWith=Document, ForwardDeclareInHeader] undefined forward(); >- [CallWith=Document, ForwardDeclareInHeader] undefined go(optional long delta = 0); >+ [CallWith=Document] undefined back(); >+ [CallWith=Document] undefined forward(); >+ [CallWith=Document] undefined go(optional long delta = 0); > > // FIXME: title should not be nullable as per the HTML specification. > [MayThrowException] undefined pushState(SerializedScriptValue data, DOMString? title, optional USVString? url = null); >Index: Source/WebCore/page/Location.idl >=================================================================== >--- Source/WebCore/page/Location.idl (revision 273888) >+++ Source/WebCore/page/Location.idl (working copy) >@@ -45,9 +45,9 @@ > ] interface Location { > [SetterCallWith=ActiveWindow&FirstWindow, DoNotCheckSecurityOnSetter] stringifier attribute USVString href; > >- [CallWith=ActiveWindow&FirstWindow, MayThrowException, ForwardDeclareInHeader] undefined assign(USVString url); >- [DoNotCheckSecurity, CallWith=ActiveWindow&FirstWindow, MayThrowException, ForwardDeclareInHeader] undefined replace(USVString url); >- [CallWith=ActiveWindow, ForwardDeclareInHeader] undefined reload(); >+ [CallWith=ActiveWindow&FirstWindow, MayThrowException] undefined assign(USVString url); >+ [DoNotCheckSecurity, CallWith=ActiveWindow&FirstWindow, MayThrowException] undefined replace(USVString url); >+ [CallWith=ActiveWindow] undefined reload(); > > // URI decomposition attributes > [SetterCallWith=ActiveWindow&FirstWindow] attribute USVString protocol; >Index: Source/WebCore/page/RemoteDOMWindow.idl >=================================================================== >--- Source/WebCore/page/RemoteDOMWindow.idl (revision 273888) >+++ Source/WebCore/page/RemoteDOMWindow.idl (working copy) >@@ -46,14 +46,14 @@ > [LegacyUnforgeable, ImplementedAs=self] readonly attribute WindowProxy window; > [Replaceable] readonly attribute WindowProxy self; > [PutForwards=href, LegacyUnforgeable] readonly attribute Location? location; // FIXME: Should not be nullable. >- [CallWith=IncumbentDocument, ForwardDeclareInHeader] undefined close(); >- [ForwardDeclareInHeader] readonly attribute boolean closed; >- [CallWith=IncumbentWindow, ForwardDeclareInHeader] undefined focus(); >- [ForwardDeclareInHeader] undefined blur(); >+ [CallWith=IncumbentDocument] undefined close(); >+ readonly attribute boolean closed; >+ [CallWith=IncumbentWindow] undefined focus(); >+ undefined blur(); > [Replaceable, ImplementedAs=self] readonly attribute WindowProxy frames; > [Replaceable] readonly attribute unsigned long length; > [LegacyUnforgeable] readonly attribute WindowProxy? top; > readonly attribute WindowProxy? opener; > [Replaceable] readonly attribute WindowProxy? parent; >- [CallWith=GlobalObject&IncumbentWindow, ForwardDeclareInHeader] undefined postMessage(any message, USVString targetOrigin, optional sequence<object> transfer = []); >+ [CallWith=GlobalObject&IncumbentWindow] undefined postMessage(any message, USVString targetOrigin, optional sequence<object> transfer = []); > }; >Index: LayoutTests/ChangeLog >=================================================================== >--- LayoutTests/ChangeLog (revision 273888) >+++ LayoutTests/ChangeLog (working copy) >@@ -1,3 +1,13 @@ >+2021-03-06 Alexey Shvayka <shvaikalesh@gmail.com> >+ >+ Cache cross-origin methods / accessors of Window and Location per lexical global object >+ https://bugs.webkit.org/show_bug.cgi?id=222739 >+ >+ Reviewed by Darin Adler. >+ >+ * http/tests/navigation/process-swap-window-open-expected.txt: >+ * http/tests/navigation/process-swap-window-open.html: >+ > 2021-03-04 Rob Buis <rbuis@igalia.com> > > Null check platformData when decoding >Index: LayoutTests/http/tests/navigation/process-swap-window-open-expected.txt >=================================================================== >--- LayoutTests/http/tests/navigation/process-swap-window-open-expected.txt (revision 273888) >+++ LayoutTests/http/tests/navigation/process-swap-window-open-expected.txt (working copy) >@@ -28,6 +28,11 @@ PASS w.close is an instance of Function > PASS w.focus is an instance of Function > PASS w.blur is an instance of Function > PASS w.postMessage is an instance of Function >+PASS w.close is w.close >+PASS w.focus is w.focus >+PASS w.blur is w.blur >+PASS w.postMessage is w.postMessage >+PASS w.postMessage.length is 1 > PASS w.postMessage('test', '*') did not throw exception. > PASS w.focus() did not throw exception. > PASS w.blur() did not throw exception. >Index: LayoutTests/http/tests/navigation/process-swap-window-open.html >=================================================================== >--- LayoutTests/http/tests/navigation/process-swap-window-open.html (revision 273888) >+++ LayoutTests/http/tests/navigation/process-swap-window-open.html (working copy) >@@ -36,6 +36,11 @@ function runTest() { > shouldBeType("w.focus", "Function"); > shouldBeType("w.blur", "Function"); > shouldBeType("w.postMessage", "Function"); >+ shouldBe("w.close", "w.close"); >+ shouldBe("w.focus", "w.focus"); >+ shouldBe("w.blur", "w.blur"); >+ shouldBe("w.postMessage", "w.postMessage"); >+ shouldBe("w.postMessage.length", "1"); > shouldNotThrow("w.postMessage('test', '*')"); > shouldNotThrow("w.focus()"); > shouldNotThrow("w.blur()"); >Index: LayoutTests/imported/w3c/ChangeLog >=================================================================== >--- LayoutTests/imported/w3c/ChangeLog (revision 274032) >+++ LayoutTests/imported/w3c/ChangeLog (working copy) >@@ -1,3 +1,18 @@ >+2021-03-06 Alexey Shvayka <shvaikalesh@gmail.com> >+ >+ Cache cross-origin methods / accessors of Window and Location per lexical global object >+ https://bugs.webkit.org/show_bug.cgi?id=222739 >+ >+ Reviewed by Darin Adler. >+ >+ * web-platform-tests/html/browsers/origin/cross-origin-objects/cross-origin-objects-function-caching-expected.txt: Added. >+ * web-platform-tests/html/browsers/origin/cross-origin-objects/cross-origin-objects-function-caching.html: Added. >+ * web-platform-tests/html/browsers/origin/cross-origin-objects/cross-origin-objects-function-common.js: Added. >+ * web-platform-tests/html/browsers/origin/cross-origin-objects/cross-origin-objects-function-length-expected.txt: Added. >+ * web-platform-tests/html/browsers/origin/cross-origin-objects/cross-origin-objects-function-length.html: Added. >+ * web-platform-tests/html/browsers/origin/cross-origin-objects/cross-origin-objects-function-name-expected.txt: Added. >+ * web-platform-tests/html/browsers/origin/cross-origin-objects/cross-origin-objects-function-name.html: Added. >+ > 2021-03-05 Chris Lord <clord@igalia.com> > > Allow CSS font-styling for canvas without RenderStyle >Index: LayoutTests/imported/w3c/web-platform-tests/html/browsers/origin/cross-origin-objects/cross-origin-objects-function-caching-expected.txt >=================================================================== >--- LayoutTests/imported/w3c/web-platform-tests/html/browsers/origin/cross-origin-objects/cross-origin-objects-function-caching-expected.txt (nonexistent) >+++ LayoutTests/imported/w3c/web-platform-tests/html/browsers/origin/cross-origin-objects/cross-origin-objects-function-caching-expected.txt (working copy) >@@ -0,0 +1,6 @@ >+ >+PASS Cross-origin Window methods are cached >+PASS Cross-origin Window accessors are cached >+PASS Cross-origin Location `replace` method is cached >+PASS Cross-origin Location `href` setter is cached >+ >Index: LayoutTests/imported/w3c/web-platform-tests/html/browsers/origin/cross-origin-objects/cross-origin-objects-function-caching.html >=================================================================== >--- LayoutTests/imported/w3c/web-platform-tests/html/browsers/origin/cross-origin-objects/cross-origin-objects-function-caching.html (nonexistent) >+++ LayoutTests/imported/w3c/web-platform-tests/html/browsers/origin/cross-origin-objects/cross-origin-objects-function-caching.html (working copy) >@@ -0,0 +1,49 @@ >+<!doctype html> >+<meta charset=utf-8> >+<title>Cross-origin methods and accessors are cached per Realm via[[CrossOriginPropertyDescriptorMap]]</title> >+<link rel="help" href="https://html.spec.whatwg.org/multipage/browsers.html#crossorigingetownpropertyhelper-(-o,-p-)"> >+<script src="/resources/testharness.js"></script> >+<script src="/resources/testharnessreport.js"></script> >+<script src="/common/get-host-info.sub.js"></script> >+<script src="cross-origin-objects-function-common.js"></script> >+<div id=log></div> >+<script> >+"use strict"; >+ >+promise_test(async t => { >+ const w = await makeCrossOriginWindow(t); >+ for (const {key} of crossOriginWindowMethods) { >+ assert_equals(w[key], w[key], `w.${key} via [[Get]]`); >+ const desc1 = Object.getOwnPropertyDescriptor(w, key); >+ const desc2 = Object.getOwnPropertyDescriptor(w, key); >+ assert_equals(desc1.value, desc2.value, `w.${key} via [[GetOwnProperty]]`); >+ } >+}, "Cross-origin Window methods are cached"); >+ >+promise_test(async t => { >+ const w = await makeCrossOriginWindow(t); >+ for (const {key} of crossOriginWindowAccessors) { >+ const desc1 = Object.getOwnPropertyDescriptor(w, key); >+ const desc2 = Object.getOwnPropertyDescriptor(w, key); >+ assert_equals(desc1.get, desc2.get, `w.${key} getter`); >+ if (key === "location") { >+ assert_equals(desc1.set, desc2.set, `w.${key} setter`); >+ } >+ } >+}, "Cross-origin Window accessors are cached"); >+ >+promise_test(async t => { >+ const w = await makeCrossOriginWindow(t); >+ assert_equals(w.location.replace, w.location.replace, "via [[Get]]"); >+ const desc1 = Object.getOwnPropertyDescriptor(w.location, "replace"); >+ const desc2 = Object.getOwnPropertyDescriptor(w.location, "replace"); >+ assert_equals(desc1.value, desc2.value, "via [[GetOwnProperty]]"); >+}, "Cross-origin Location `replace` method is cached"); >+ >+promise_test(async t => { >+ const w = await makeCrossOriginWindow(t); >+ const desc1 = Object.getOwnPropertyDescriptor(w.location, "href"); >+ const desc2 = Object.getOwnPropertyDescriptor(w.location, "href"); >+ assert_equals(desc1.set, desc2.set); >+}, "Cross-origin Location `href` setter is cached"); >+</script> >Index: LayoutTests/imported/w3c/web-platform-tests/html/browsers/origin/cross-origin-objects/cross-origin-objects-function-common.js >=================================================================== >--- LayoutTests/imported/w3c/web-platform-tests/html/browsers/origin/cross-origin-objects/cross-origin-objects-function-common.js (nonexistent) >+++ LayoutTests/imported/w3c/web-platform-tests/html/browsers/origin/cross-origin-objects/cross-origin-objects-function-common.js (working copy) >@@ -0,0 +1,34 @@ >+"use strict"; >+ >+const crossOriginWindowMethods = [ >+ {key: "close", length: 0}, >+ {key: "focus", length: 0}, >+ {key: "blur", length: 0}, >+ {key: "postMessage", length: 1}, >+]; >+ >+const crossOriginWindowAccessors = [ >+ "window", >+ "self", >+ "location", >+ "closed", >+ "frames", >+ "length", >+ "top", >+ "opener", >+ "parent", >+].map(key => ({key})); >+ >+const makeCrossOriginWindow = t => { >+ const iframe = document.createElement("iframe"); >+ const path = location.pathname.slice(0, location.pathname.lastIndexOf("/")) + "/frame.html"; >+ iframe.src = get_host_info().HTTP_REMOTE_ORIGIN + path; >+ >+ return new Promise((resolve, reject) => { >+ iframe.onload = () => { resolve(iframe.contentWindow); }; >+ iframe.onerror = reject; >+ >+ document.body.append(iframe); >+ t.add_cleanup(() => { iframe.remove(); }); >+ }); >+}; >Index: LayoutTests/imported/w3c/web-platform-tests/html/browsers/origin/cross-origin-objects/cross-origin-objects-function-length-expected.txt >=================================================================== >--- LayoutTests/imported/w3c/web-platform-tests/html/browsers/origin/cross-origin-objects/cross-origin-objects-function-length-expected.txt (nonexistent) >+++ LayoutTests/imported/w3c/web-platform-tests/html/browsers/origin/cross-origin-objects/cross-origin-objects-function-length-expected.txt (working copy) >@@ -0,0 +1,6 @@ >+ >+PASS Cross-origin Window methods have correct 'length' >+PASS Cross-origin Window accessors have correct 'length' >+PASS Cross-origin Location `replace` method has correct 'length' >+PASS Cross-origin Location `href` setter has correct 'length' >+ >Index: LayoutTests/imported/w3c/web-platform-tests/html/browsers/origin/cross-origin-objects/cross-origin-objects-function-length.html >=================================================================== >--- LayoutTests/imported/w3c/web-platform-tests/html/browsers/origin/cross-origin-objects/cross-origin-objects-function-length.html (nonexistent) >+++ LayoutTests/imported/w3c/web-platform-tests/html/browsers/origin/cross-origin-objects/cross-origin-objects-function-length.html (working copy) >@@ -0,0 +1,45 @@ >+<!doctype html> >+<meta charset=utf-8> >+<title>Cross-origin methods and accessors are created with correct 'length' property</title> >+<link rel="help" href="https://html.spec.whatwg.org/multipage/browsers.html#crossorigingetownpropertyhelper-(-o,-p-)"> >+<script src="/resources/testharness.js"></script> >+<script src="/resources/testharnessreport.js"></script> >+<script src="/common/get-host-info.sub.js"></script> >+<script src="cross-origin-objects-function-common.js"></script> >+<div id=log></div> >+<script> >+"use strict"; >+ >+promise_test(async t => { >+ const w = await makeCrossOriginWindow(t); >+ for (const {key, length} of crossOriginWindowMethods) { >+ assert_equals(w[key].length, length, `w.${key} via [[Get]]`); >+ const desc = Object.getOwnPropertyDescriptor(w, key); >+ assert_equals(desc.value.length, length, `w.${key} via [[GetOwnProperty]]`); >+ } >+}, "Cross-origin Window methods have correct 'length'"); >+ >+promise_test(async t => { >+ const w = await makeCrossOriginWindow(t); >+ for (const {key} of crossOriginWindowAccessors) { >+ const desc = Object.getOwnPropertyDescriptor(w, key); >+ assert_equals(desc.get.length, 0, `w.${key}`); >+ if (key === "location") { >+ assert_equals(desc.set.length, 1, `w.${key}`); >+ } >+ } >+}, "Cross-origin Window accessors have correct 'length'"); >+ >+promise_test(async t => { >+ const w = await makeCrossOriginWindow(t); >+ assert_equals(w.location.replace.length, 1); >+ const desc = Object.getOwnPropertyDescriptor(w.location, "replace"); >+ assert_equals(desc.value.length, 1); >+}, "Cross-origin Location `replace` method has correct 'length'"); >+ >+promise_test(async t => { >+ const w = await makeCrossOriginWindow(t); >+ const desc = Object.getOwnPropertyDescriptor(w.location, "href"); >+ assert_equals(desc.set.length, 1); >+}, "Cross-origin Location `href` setter has correct 'length'"); >+</script> >Index: LayoutTests/imported/w3c/web-platform-tests/html/browsers/origin/cross-origin-objects/cross-origin-objects-function-name-expected.txt >=================================================================== >--- LayoutTests/imported/w3c/web-platform-tests/html/browsers/origin/cross-origin-objects/cross-origin-objects-function-name-expected.txt (nonexistent) >+++ LayoutTests/imported/w3c/web-platform-tests/html/browsers/origin/cross-origin-objects/cross-origin-objects-function-name-expected.txt (working copy) >@@ -0,0 +1,6 @@ >+ >+PASS Cross-origin Window methods have correct 'name' >+PASS Cross-origin Window accessors have correct 'name' >+PASS Cross-origin Location `replace` method has correct 'name' >+PASS Cross-origin Location `href` setter has correct 'name' >+ >Index: LayoutTests/imported/w3c/web-platform-tests/html/browsers/origin/cross-origin-objects/cross-origin-objects-function-name.html >=================================================================== >--- LayoutTests/imported/w3c/web-platform-tests/html/browsers/origin/cross-origin-objects/cross-origin-objects-function-name.html (nonexistent) >+++ LayoutTests/imported/w3c/web-platform-tests/html/browsers/origin/cross-origin-objects/cross-origin-objects-function-name.html (working copy) >@@ -0,0 +1,45 @@ >+<!doctype html> >+<meta charset=utf-8> >+<title>Cross-origin methods and accessors are created with correct 'name' property</title> >+<link rel="help" href="https://html.spec.whatwg.org/multipage/browsers.html#crossorigingetownpropertyhelper-(-o,-p-)"> >+<script src="/resources/testharness.js"></script> >+<script src="/resources/testharnessreport.js"></script> >+<script src="/common/get-host-info.sub.js"></script> >+<script src="cross-origin-objects-function-common.js"></script> >+<div id=log></div> >+<script> >+"use strict"; >+ >+promise_test(async t => { >+ const w = await makeCrossOriginWindow(t); >+ for (const {key} of crossOriginWindowMethods) { >+ assert_equals(w[key].name, key, `w.${key} via [[Get]]`); >+ const desc = Object.getOwnPropertyDescriptor(w, key); >+ assert_equals(desc.value.name, key, `w.${key} via [[GetOwnProperty]]`); >+ } >+}, "Cross-origin Window methods have correct 'name'"); >+ >+promise_test(async t => { >+ const w = await makeCrossOriginWindow(t); >+ for (const {key} of crossOriginWindowAccessors) { >+ const desc = Object.getOwnPropertyDescriptor(w, key); >+ assert_equals(desc.get.name, `get ${key}`); >+ if (key === "location") { >+ assert_equals(desc.set.name, `set ${key}`); >+ } >+ } >+}, "Cross-origin Window accessors have correct 'name'"); >+ >+promise_test(async t => { >+ const w = await makeCrossOriginWindow(t); >+ assert_equals(w.location.replace.name, "replace"); >+ const desc = Object.getOwnPropertyDescriptor(w.location, "replace"); >+ assert_equals(desc.value.name, "replace"); >+}, "Cross-origin Location `replace` method has correct 'name'"); >+ >+promise_test(async t => { >+ const w = await makeCrossOriginWindow(t); >+ const desc = Object.getOwnPropertyDescriptor(w.location, "href"); >+ assert_equals(desc.set.name, "set href"); >+}, "Cross-origin Location `href` setter has correct 'name'"); >+</script>
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