WebGL: GL_RGB emulation for IOSurface backed textures. [For reference only]

content/common/gpu/media/avda_codec_image.cc

Index: content/common/gpu/media/avda_codec_image.cc
diff --git a/content/common/gpu/media/avda_codec_image.cc b/content/common/gpu/media/avda_codec_image.cc
index 5830433cdf271039ff1aa147954e4245b82c3621..ed53d2302b045b74bc170954eead590663d63157 100644
--- a/content/common/gpu/media/avda_codec_image.cc
+++ b/content/common/gpu/media/avda_codec_image.cc
@@ -118,6 +118,10 @@ void AVDACodecImage::OnMemoryDump(base::trace_event::ProcessMemoryDump* pmd,
                                   uint64_t process_tracing_id,
                                   const std::string& dump_name) {}
 
+bool AVDACodecImage::EmulatingRGB() const {
+  return false;
+}
+
 void AVDACodecImage::UpdateSurfaceTexture(RestoreBindingsMode mode) {
   DCHECK(surface_texture_);