Restart fullscreen video playback when switching back from background

content/renderer/render_view_impl.cc

 // Copyright (c) 2012 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/render_view_impl.h"
 
 #include <algorithm>
 #include <cmath>
 
 #include "base/auto_reset.h"
@@ skipping 1323 matching lines @@
 #if defined(OS_ANDROID)
     IPC_MESSAGE_HANDLER(InputMsg_ActivateNearestFindResult,
                         OnActivateNearestFindResult)
     IPC_MESSAGE_HANDLER(ViewMsg_FindMatchRects, OnFindMatchRects)
     IPC_MESSAGE_HANDLER(ViewMsg_SelectPopupMenuItems, OnSelectPopupMenuItems)
     IPC_MESSAGE_HANDLER(ViewMsg_UndoScrollFocusedEditableNodeIntoView,
                         OnUndoScrollFocusedEditableNodeIntoRect)
     IPC_MESSAGE_HANDLER(ViewMsg_UpdateTopControlsState,
                         OnUpdateTopControlsState)
     IPC_MESSAGE_HANDLER(ViewMsg_PauseVideo, OnPauseVideo)
+    IPC_MESSAGE_HANDLER(ViewMsg_ResumeVideo, OnResumeVideo)
 #elif defined(OS_MACOSX)
     IPC_MESSAGE_HANDLER(InputMsg_CopyToFindPboard, OnCopyToFindPboard)
     IPC_MESSAGE_HANDLER(ViewMsg_PluginImeCompositionCompleted,
                         OnPluginImeCompositionCompleted)
     IPC_MESSAGE_HANDLER(ViewMsg_SelectPopupMenuItem, OnSelectPopupMenuItem)
     IPC_MESSAGE_HANDLER(ViewMsg_SetInLiveResize, OnSetInLiveResize)
     IPC_MESSAGE_HANDLER(ViewMsg_SetWindowVisibility, OnSetWindowVisibility)
     IPC_MESSAGE_HANDLER(ViewMsg_WindowFrameChanged, OnWindowFrameChanged)
 #endif
     // Adding a new message? Add platform independent ones first, then put the
@@ skipping 492 matching lines @@
 #endif
 
 #if defined(OS_ANDROID)
 void RenderViewImpl::OnUndoScrollFocusedEditableNodeIntoRect() {
   const WebNode node = GetFocusedNode();
   if (!node.isNull() && IsEditableNode(node))
     webview()->restoreScrollAndScaleState();
 }
 
 void RenderViewImpl::OnPauseVideo() {
-  // Inform RendererMediaPlayerManager to release all video player resources.
-  // If something is in progress the resource will not be freed, it will
-  // only be freed once the tab is destroyed or if the user navigates away
-  // via WebMediaPlayerAndroid::Destroy.
-  media_player_manager_->ReleaseVideoResources();
+  media_player_manager_->PauseVideo();
+}
+
+void RenderViewImpl::OnResumeVideo() {

[qinmin, 2013/12/06 00:10:13]

s/OnResumeVideo/OnResumeFullscreenVideo/

+  media_player_manager_->ResumeVideo();
 }
 #endif
 
 ///////////////////////////////////////////////////////////////////////////////
 
 // Tell the embedding application that the URL of the active page has changed
 void RenderViewImpl::UpdateURL(WebFrame* frame) {
   WebDataSource* ds = frame->dataSource();
   DCHECK(ds);
 
@@ skipping 4558 matching lines @@
   for (size_t i = 0; i < icon_urls.size(); i++) {
     WebURL url = icon_urls[i].iconURL();
     if (!url.isEmpty())
       urls.push_back(FaviconURL(url,
                                 ToFaviconType(icon_urls[i].iconType())));
   }
   SendUpdateFaviconURL(urls);
 }
 
 }  // namespace content