Plumb allow_overlay flag for video path into cc

media/base/video_frame.h

Index: media/base/video_frame.h
diff --git a/media/base/video_frame.h b/media/base/video_frame.h
index 0ffd0585cdb20d434760d8e6d654f753b1c4e9db..a5995be5cbe53056a31ab16405a10d1bf2f036e3 100644
--- a/media/base/video_frame.h
+++ b/media/base/video_frame.h
@@ -113,7 +113,8 @@ class MEDIA_EXPORT VideoFrame : public base::RefCountedThreadSafe<VideoFrame> {
       const gfx::Rect& visible_rect,
       const gfx::Size& natural_size,
       base::TimeDelta timestamp,
-      const ReadPixelsCB& read_pixels_cb);
+      const ReadPixelsCB& read_pixels_cb,
+      bool allow_overlay);
 
 #if !defined(MEDIA_FOR_CAST_IOS)
   // Read pixels from the native texture backing |*this| and write
@@ -298,6 +299,8 @@ class MEDIA_EXPORT VideoFrame : public base::RefCountedThreadSafe<VideoFrame> {
   // Returns the shared-memory handle, if present
   base::SharedMemoryHandle shared_memory_handle() const;
 
+  bool allow_overlay() const { return allow_overlay_; }
+
 #if defined(OS_POSIX)
   // Returns backing dmabuf file descriptor for given |plane|, if present.
   int dmabuf_fd(size_t plane) const;
@@ -409,6 +412,8 @@ class MEDIA_EXPORT VideoFrame : public base::RefCountedThreadSafe<VideoFrame> {
 
   const bool end_of_stream_;
 
+  bool allow_overlay_;
+
   DISALLOW_IMPLICIT_CONSTRUCTORS(VideoFrame);
 };