Bug Fix: Resize Event Trigger

content/renderer/media/webmediaplayer_ms.cc

 // Copyright 2013 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 "content/renderer/media/webmediaplayer_ms.h"
 
 #include <stddef.h>
 #include <limits>
 #include <string>
 #include <utility>
@@ skipping 478 matching lines @@
 
     if (video_frame_provider_.get()) {
       video_weblayer_.reset(new cc_blink::WebLayerImpl(
           cc::VideoLayer::Create(compositor_.get(), media::VIDEO_ROTATION_0)));
       video_weblayer_->layer()->SetContentsOpaque(false);
       video_weblayer_->SetContentsOpaqueIsFixed(true);
       get_client()->setWebLayer(video_weblayer_.get());
     }
   }
 
-  // As EnqueueFrame can potentially change |current_frame_|, we need to do
-  // the size change check before it. Otherwise, we are running the risk of not
-  // detecting a size change event.
-  const bool size_changed =
-      compositor_->GetCurrentSize() != frame->natural_size();
-
   compositor_->EnqueueFrame(frame);
-  if (size_changed)
-    get_client()->sizeChanged();
 }
 
 void WebMediaPlayerMS::RepaintInternal() {
   DVLOG(1) << __FUNCTION__;
   DCHECK(thread_checker_.CalledOnValidThread());
   get_client()->repaint();
 }
 
 void WebMediaPlayerMS::OnSourceError() {
   DCHECK(thread_checker_.CalledOnValidThread());
@@ skipping 17 matching lines @@
 
 media::SkCanvasVideoRenderer* WebMediaPlayerMS::GetSkCanvasVideoRenderer() {
   return &video_renderer_;
 }
 
 void WebMediaPlayerMS::ResetCanvasCache() {
   DCHECK(thread_checker_.CalledOnValidThread());
   video_renderer_.ResetCache();
 }
 
+void WebMediaPlayerMS::TriggerResize() {
+  get_client()->sizeChanged();
+}
+
 }  // namespace content