Video Gmb Pool: Plumb GpuMemoryBufferId through to compositor

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 e4eeae48d1eb1a5fc5fc72100fa44e405fd2d134..4ff66ac333dd659f3c9d13523d1b45e1905f8843 100644
--- a/media/base/video_frame.h
+++ b/media/base/video_frame.h
@@ -136,6 +136,19 @@ class MEDIA_EXPORT VideoFrame : public base::RefCountedThreadSafe<VideoFrame> {
       const gfx::Size& natural_size,
       base::TimeDelta timestamp);
 
+  // Wraps a set of GpuMemoryBuffer-backed native textures with a VideoFrame.
+  // |mailbox_holders_release_cb| will be called with a sync token as the
+  // argument when the VideoFrame is to be destroyed.
+  static scoped_refptr<VideoFrame> WrapGpuMemoryBufferBackedNativeTextures(
+      VideoPixelFormat format,
+      const gpu::MailboxHolder (&mailbox_holder)[kMaxPlanes],
+      const gfx::GpuMemoryBufferId (&gpu_memory_buffer_ids)[kMaxPlanes],
+      const ReleaseMailboxCB& mailbox_holders_release_cb,
+      const gfx::Size& coded_size,
+      const gfx::Rect& visible_rect,
+      const gfx::Size& natural_size,
+      base::TimeDelta timestamp);
+
   // Wraps packed image data residing in a memory buffer with a VideoFrame.
   // The image data resides in |data| and is assumed to be packed tightly in a
   // buffer of logical dimensions |coded_size| with the appropriate bit depth
@@ -339,6 +352,11 @@ class MEDIA_EXPORT VideoFrame : public base::RefCountedThreadSafe<VideoFrame> {
   // mailbox, the caller must wait for the included sync point.
   const gpu::MailboxHolder& mailbox_holder(size_t texture_index) const;
 
+  // Returns the GpuMemoryBufferId for the GpuMemoryBuffer that backs a
+  // a given texture.
+  const gfx::GpuMemoryBufferId& texture_gpu_memory_buffer_id(
+      size_t texture_index) const;
+
   // Returns the shared-memory handle, if present
   base::SharedMemoryHandle shared_memory_handle() const;
 
@@ -522,6 +540,7 @@ class MEDIA_EXPORT VideoFrame : public base::RefCountedThreadSafe<VideoFrame> {
   // Native texture mailboxes, if this is a IsTexture() frame.
   gpu::MailboxHolder mailbox_holders_[kMaxPlanes];
   ReleaseMailboxCB mailbox_holders_release_cb_;
+  gfx::GpuMemoryBufferId texture_gpu_memory_buffer_ids_[kMaxPlanes];
 
   // Shared memory handle and associated offset inside it, if this frame is
   // a STORAGE_SHMEM one.