Bug 270113 does not depend on any bugs.

Bug 270113 blocks 7 bugs:

•    270113: REGRESSION(275316@main): GTK, WPE and WinCairo are crashing for WebGL tests [RESOLVED FIXED; assigned to commit-queue]
  •    270078: [TextureMapper] Add GLContextWrapper to handle the current GL context [RESOLVED FIXED; assigned to cgarcia]
    •    268972: [META][GLib] ☂️ Adopt Skia for painting [NEW; assigned to webkit-unassigned]
      •    282915: [GTK][WPE][Skia] Avoid temporary copies in getImageData() [RESOLVED FIXED; assigned to aperez]
      •    284871: [CMake] Remove support for using an externally built copy of Skia [RESOLVED FIXED; assigned to aperez]
    •    270082: [Skia] Stop using ScopedGLContextCurrent to make the Skia GL context current [RESOLVED FIXED; assigned to cgarcia]
      •    268972: [META][GLib] ☂️ Adopt Skia for painting [NEW; assigned to webkit-unassigned] (*)
      •    269984: [Skia] Make sure the Skia GL context is current when calling SkCanvas draw operations for 2D canvas [RESOLVED FIXED; assigned to cgarcia]
        •    268972: [META][GLib] ☂️ Adopt Skia for painting [NEW; assigned to webkit-unassigned] (*)
    •    270186: REGRESSION(275377@main): [Win] GLContext::makeContextCurrent calls purecall for WebGL tests [RESOLVED FIXED; assigned to fujii]