Add gpu::MailboxHolder to hold state for a gpu::Mailbox

content/renderer/media/android/webmediaplayer_android.cc

Index: content/renderer/media/android/webmediaplayer_android.cc
diff --git a/content/renderer/media/android/webmediaplayer_android.cc b/content/renderer/media/android/webmediaplayer_android.cc
index 6a0d2fc7a1a723312fec80f6f8c97013b0ad9611..04dc7df5dfe6a6a616ea35d117270cadaead61dc 100644
--- a/content/renderer/media/android/webmediaplayer_android.cc
+++ b/content/renderer/media/android/webmediaplayer_android.cc
@@ -66,12 +66,12 @@ namespace content {
 void WebMediaPlayerAndroid::OnReleaseRemotePlaybackTexture(
     const scoped_refptr<base::MessageLoopProxy>& main_loop,
     const base::WeakPtr<WebMediaPlayerAndroid>& player,
-    uint32 sync_point) {
+    scoped_ptr<gpu::MailboxHolder> mailbox_holder) {
   main_loop->PostTask(
       FROM_HERE,
       base::Bind(&WebMediaPlayerAndroid::DoReleaseRemotePlaybackTexture,
                  player,
-                 sync_point));
+                 base::Passed(&mailbox_holder)));
 }
 
 WebMediaPlayerAndroid::WebMediaPlayerAndroid(
@@ -990,19 +990,16 @@ void WebMediaPlayerAndroid::DrawRemotePlaybackIcon() {
   unsigned texture_mailbox_sync_point = context->insertSyncPoint();
 
   scoped_refptr<VideoFrame> new_frame = VideoFrame::WrapNativeTexture(
-      make_scoped_ptr(new VideoFrame::MailboxHolder(
-          texture_mailbox,
-          texture_mailbox_sync_point,
-          base::Bind(&WebMediaPlayerAndroid::OnReleaseRemotePlaybackTexture,
-                     main_loop_,
-                     weak_factory_.GetWeakPtr()))),
-      texture_target,
+      make_scoped_ptr(new gpu::MailboxHolder(
+          texture_mailbox, texture_target, texture_mailbox_sync_point)),
+      base::Bind(&WebMediaPlayerAndroid::OnReleaseRemotePlaybackTexture,
+                 main_loop_,
+                 weak_factory_.GetWeakPtr()),
       canvas_size /* coded_size */,
       gfx::Rect(canvas_size) /* visible_rect */,
       canvas_size /* natural_size */,
       base::TimeDelta() /* timestamp */,
-      VideoFrame::ReadPixelsCB(),
-      base::Closure() /* no_longer_needed_cb */);
+      VideoFrame::ReadPixelsCB());
   SetCurrentFrameInternal(new_frame);
 }
 
@@ -1022,17 +1019,15 @@ void WebMediaPlayerAndroid::ReallocateVideoFrame() {
 #endif
   } else if (!is_remote_ && texture_id_) {
     scoped_refptr<VideoFrame> new_frame = VideoFrame::WrapNativeTexture(
-        make_scoped_ptr(new VideoFrame::MailboxHolder(
-            texture_mailbox_,
-            texture_mailbox_sync_point_,
-            VideoFrame::MailboxHolder::TextureNoLongerNeededCallback())),
-        kGLTextureExternalOES,
+        make_scoped_ptr(new gpu::MailboxHolder(texture_mailbox_,
+                                               kGLTextureExternalOES,
+                                               texture_mailbox_sync_point_)),
+        gpu::MailboxHolder::ReleaseCallback(),
         natural_size_,
         gfx::Rect(natural_size_),
         natural_size_,
         base::TimeDelta(),
-        VideoFrame::ReadPixelsCB(),
-        base::Closure());
+        VideoFrame::ReadPixelsCB());
     SetCurrentFrameInternal(new_frame);
   }
 }
@@ -1423,15 +1418,16 @@ bool WebMediaPlayerAndroid::InjectMediaStream(
 }
 #endif
 
-void WebMediaPlayerAndroid::DoReleaseRemotePlaybackTexture(uint32 sync_point) {
+void WebMediaPlayerAndroid::DoReleaseRemotePlaybackTexture(
+    scoped_ptr<gpu::MailboxHolder> mailbox_holder) {
   DCHECK(main_thread_checker_.CalledOnValidThread());
   DCHECK(remote_playback_texture_id_);
 
   blink::WebGraphicsContext3D* context =
       stream_texture_factory_->Context3d();
 
-  if (sync_point)
-    context->waitSyncPoint(sync_point);
+  if (mailbox_holder->sync_point)
+    context->waitSyncPoint(mailbox_holder->sync_point);
   context->deleteTexture(remote_playback_texture_id_);
   remote_playback_texture_id_ = 0;
 }