Notify WebMediaPlayer when HTML video enters full screen.

third_party/WebKit/Source/web/FrameLoaderClientImpl.cpp

 /*
  * Copyright (C) 2009, 2012 Google Inc. All rights reserved.
  * Copyright (C) 2011 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
@@ skipping 797 matching lines @@
 
     if (!webFrame || !webFrame->client())
         return nullptr;
 
     WebMediaSession* webMediaSession = nullptr;
     if (MediaSession* mediaSession = HTMLMediaElementMediaSession::session(htmlMediaElement))
         webMediaSession = mediaSession->getWebMediaSession();
 
     HTMLMediaElementEncryptedMedia& encryptedMedia = HTMLMediaElementEncryptedMedia::from(htmlMediaElement);
     WebString sinkId(HTMLMediaElementAudioOutputDevice::sinkId(htmlMediaElement));
-    return wrapUnique(webFrame->client()->createMediaPlayer(source,
+    std::unique_ptr<WebMediaPlayer> mediaPlayer = wrapUnique(webFrame->client()->createMediaPlayer(source,
         client, &encryptedMedia,
         encryptedMedia.contentDecryptionModule(), sinkId, webMediaSession));
+    if (htmlMediaElement.isMediaInFullscreen())
+        mediaPlayer->updateMediaInFullscreen(true);
+    return mediaPlayer;
 }
 
 std::unique_ptr<WebMediaSession> FrameLoaderClientImpl::createWebMediaSession()
 {
     if (!m_webFrame->client())
         return nullptr;
 
     return wrapUnique(m_webFrame->client()->createMediaSession());
 }
 
@@ skipping 198 matching lines @@
         return m_webFrame->client()->getEffectiveConnectionType();
     return WebEffectiveConnectionType::TypeUnknown;
 }
 
 WebDevToolsAgentImpl* FrameLoaderClientImpl::devToolsAgent()
 {
     return WebLocalFrameImpl::fromFrame(m_webFrame->frame()->localFrameRoot())->devToolsAgentImpl();
 }
 
 } // namespace blink