Don't mark a WebMediaPlayer as idle until it has size and first frame.

media/blink/webmediaplayer_impl.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 "media/blink/webmediaplayer_impl.h"
 
 #include <algorithm>
 #include <cmath>
 #include <limits>
 #include <string>
@@ skipping 1006 matching lines @@
     video_weblayer_.reset(new cc_blink::WebLayerImpl(layer));
     video_weblayer_->layer()->SetContentsOpaque(opaque_);
     video_weblayer_->SetContentsOpaqueIsFixed(true);
     client_->setWebLayer(video_weblayer_.get());
 
     // If there is video and the frame is hidden, then it may be time to suspend
     // playback.
     if (delegate_ && delegate_->IsHidden())
       OnHidden(false);
   }
+
+  // Tell the delegate we can now be safely suspended due to inactivity if a
+  // subsequent play event does not occur.
+  if (paused_)
+    NotifyPlaybackPaused();
 }
 
 void WebMediaPlayerImpl::OnPipelineBufferingStateChanged(
     BufferingState buffering_state) {
   DVLOG(1) << __FUNCTION__ << "(" << buffering_state << ")";
 
   // Ignore buffering state changes until we've completed all outstanding seeks.
   if (seeking_ || pending_seek_)
     return;
 
@@ skipping 564 matching lines @@
            << ", Video: " << stats.video_memory_usage << ", DataSource: "
            << (data_source_ ? data_source_->GetMemoryUsage() : 0)
            << ", Demuxer: " << demuxer_memory_usage;
 
   const int64_t delta = current_memory_usage - last_reported_memory_usage_;
   last_reported_memory_usage_ = current_memory_usage;
   adjust_allocated_memory_cb_.Run(delta);
 }
 
 }  // namespace media