[DO NOT COMMIT] MediaPlayerRenderer using StreamTextures.

media/blink/video_frame_compositor.cc

 // Copyright 2014 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 "media/blink/video_frame_compositor.h"
 
 #include "base/bind.h"
 #include "base/message_loop/message_loop.h"
 #include "base/time/default_tick_clock.h"
 #include "base/trace_event/trace_event.h"
@@ skipping 163 matching lines @@
   // PaintSingleFrame() is not also called while stopped.)
   if (!current_frame_)
     return base::TimeDelta();
   return current_frame_->timestamp();
 }
 
 bool VideoFrameCompositor::ProcessNewFrame(
     const scoped_refptr<VideoFrame>& frame) {
   DCHECK(compositor_task_runner_->BelongsToCurrentThread());
 
-  if (frame == current_frame_)
-    return false;
+  // TODO(tguilbert): uncomment the following code and expose a
+  // "frame refreshed" method, or some other equivalent solution.
+  // if (frame == current_frame_)
+  //  return false;
 
   // Set the flag indicating that the current frame is unrendered, if we get a
   // subsequent PutCurrentFrame() call it will mark it as rendered.
   rendered_last_frame_ = false;
 
   current_frame_ = frame;
   return true;
 }
 
 void VideoFrameCompositor::BackgroundRender() {
@@ skipping 39 matching lines @@
   last_interval_ = deadline_max - deadline_min;
 
   // Restart the background rendering timer whether we're background rendering
   // or not; in either case we should wait for |kBackgroundRenderingTimeoutMs|.
   if (background_rendering_enabled_)
     background_rendering_timer_.Reset();
   return new_frame || had_new_background_frame;
 }
 
 }  // namespace media