color: Add ColorCanvasExtensions runtime flag

third_party/WebKit/Source/core/html/canvas/CanvasRenderingContext.cpp

 /*
  * Copyright (C) 2009 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
@@ skipping 21 matching lines @@
 #include "public/platform/Platform.h"
 
 namespace blink {
 
 CanvasRenderingContext::CanvasRenderingContext(
     CanvasRenderingContextHost* host,
     const CanvasContextCreationAttributes& attrs)
     : host_(host),
       color_params_(kLegacyCanvasColorSpace, kRGBA8CanvasPixelFormat),
       creation_attributes_(attrs) {
-  if (RuntimeEnabledFeatures::experimentalCanvasFeaturesEnabled() &&
-      RuntimeEnabledFeatures::colorCorrectRenderingEnabled()) {
+  if (RuntimeEnabledFeatures::colorCanvasExtensionsEnabled()) {
     // Set the default color space to SRGB and continue
     CanvasColorSpace color_space = kSRGBCanvasColorSpace;
     if (creation_attributes_.colorSpace() == kRec2020CanvasColorSpaceName)
       color_space = kRec2020CanvasColorSpace;
     else if (creation_attributes_.colorSpace() == kP3CanvasColorSpaceName)
       color_space = kP3CanvasColorSpace;
 
     // For now, we only support RGBA8 (for SRGB) and F16 (for all). Everything
     // else falls back to SRGB + RGBA8.
     CanvasPixelFormat pixel_format = kRGBA8CanvasPixelFormat;
@@ skipping 37 matching lines @@
       return kRGB10A2CanvasPixelFormatName;
     case kRGBA12CanvasPixelFormat:
       return kRGBA12CanvasPixelFormatName;
     case kF16CanvasPixelFormat:
       return kF16CanvasPixelFormatName;
   };
   CHECK(false);
   return "";
 }
 
-ColorBehavior CanvasRenderingContext::ColorBehaviorForMediaDrawnToCanvas()
-    const {
-  if (RuntimeEnabledFeatures::colorCorrectRenderingEnabled())
-    return ColorBehavior::TransformTo(color_params_.GetGfxColorSpace());
-  return ColorBehavior::TransformToGlobalTarget();
-}
-
 void CanvasRenderingContext::Dispose() {
   if (finalize_frame_scheduled_) {
     Platform::Current()->CurrentThread()->RemoveTaskObserver(this);
   }
 
   // HTMLCanvasElement and CanvasRenderingContext have a circular reference.
   // When the pair is no longer reachable, their destruction order is non-
   // deterministic, so the first of the two to be destroyed needs to notify
   // the other in order to break the circular reference.  This is to avoid
   // an error when CanvasRenderingContext::didProcessTask() is invoked
@@ skipping 80 matching lines @@
       clean_urls_.insert(source_url.GetString());
   }
   return taint_origin;
 }
 
 DEFINE_TRACE(CanvasRenderingContext) {
   visitor->Trace(host_);
 }
 
 }  // namespace blink