media: Optimize HW Video to 2D Canvas copy.

media/blink/webmediaplayer_params.cc

Index: media/blink/webmediaplayer_params.cc
diff --git a/media/blink/webmediaplayer_params.cc b/media/blink/webmediaplayer_params.cc
index ff3ed6089182999db1dcaaab1fef7fe213896bf9..0d4c28f9c3aec53f406ba38167720725d5dfd62b 100644
--- a/media/blink/webmediaplayer_params.cc
+++ b/media/blink/webmediaplayer_params.cc
@@ -12,13 +12,14 @@
 namespace media {
 
 WebMediaPlayerParams::WebMediaPlayerParams(
-    const base::Callback<void(const base::Closure&)>& defer_load_cb,
+    const DeferLoadCB& defer_load_cb,
     const scoped_refptr<AudioRendererSink>& audio_renderer_sink,
     const AudioHardwareConfig& audio_hardware_config,
     const scoped_refptr<MediaLog>& media_log,
     const scoped_refptr<GpuVideoAcceleratorFactories>& gpu_factories,
     const scoped_refptr<base::SingleThreadTaskRunner>& media_task_runner,
     const scoped_refptr<base::SingleThreadTaskRunner>& compositor_task_runner,
+    const Context3DCB& context_3d_cb,
     blink::WebContentDecryptionModule* initial_cdm)
     : defer_load_cb_(defer_load_cb),
       audio_renderer_sink_(audio_renderer_sink),
@@ -27,6 +28,7 @@ WebMediaPlayerParams::WebMediaPlayerParams(
       gpu_factories_(gpu_factories),
       media_task_runner_(media_task_runner),
       compositor_task_runner_(compositor_task_runner),
+      context_3d_cb_(context_3d_cb),
       initial_cdm_(initial_cdm) {
 }