Blend TextureLayer background-color at draw time.

webkit/renderer/compositor_bindings/web_external_texture_layer_impl.cc

 // Copyright 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "webkit/renderer/compositor_bindings/web_external_texture_layer_impl.h"
 
 #include "cc/layers/texture_layer.h"
 #include "cc/resources/resource_update_queue.h"
 #include "third_party/WebKit/public/platform/WebExternalTextureLayerClient.h"
 #include "third_party/WebKit/public/platform/WebExternalTextureMailbox.h"
@@ skipping 54 matching lines @@
 void WebExternalTextureLayerImpl::setOpaque(bool opaque) {
   static_cast<TextureLayer*>(layer_->layer())->SetContentsOpaque(opaque);
 }
 
 void WebExternalTextureLayerImpl::setPremultipliedAlpha(
     bool premultiplied_alpha) {
   static_cast<TextureLayer*>(layer_->layer())->SetPremultipliedAlpha(
       premultiplied_alpha);
 }
 
+#if WEB_EXTERNAL_TEXTURE_LAYER_HAS_BLEND_BACKGROUND_COLOR
+void WebExternalTextureLayerImpl::setBlendBackgroundColor(bool blend) {
+  static_cast<TextureLayer*>(layer_->layer())->SetBlendBackgroundColor(blend);
+}
+#endif  // WEB_EXTERNAL_TEXTURE_LAYER_HAS_BLEND_BACKGROUND_COLOR
+
 void WebExternalTextureLayerImpl::willModifyTexture() {
   static_cast<TextureLayer*>(layer_->layer())->WillModifyTexture();
 }
 
 void WebExternalTextureLayerImpl::setRateLimitContext(bool rate_limit) {
   static_cast<TextureLayer*>(layer_->layer())->SetRateLimitContext(rate_limit);
 }
 
 class WebTextureUpdaterImpl : public WebKit::WebTextureUpdater {
  public:
@@ skipping 46 matching lines @@
   if (lost_resource)
     return;
 
   WebKit::WebExternalTextureMailbox available_mailbox;
   memcpy(available_mailbox.name, mailbox.name, sizeof(available_mailbox.name));
   available_mailbox.syncPoint = sync_point;
   client_->mailboxReleased(available_mailbox);
 }
 
 }  // namespace webkit