Fullscreen JS API implementation.

content/browser/renderer_host/render_view_host.cc

Index: content/browser/renderer_host/render_view_host.cc
diff --git a/content/browser/renderer_host/render_view_host.cc b/content/browser/renderer_host/render_view_host.cc
index a65e97a2bc7dcd53064d381554803e1b8223d798..792151a3acfb3586f3bbffd344d79bd065f8e62d 100644
--- a/content/browser/renderer_host/render_view_host.cc
+++ b/content/browser/renderer_host/render_view_host.cc
@@ -684,6 +684,8 @@ bool RenderViewHost::OnMessageReceived(const IPC::Message& msg) {
     IPC_MESSAGE_HANDLER(ViewHostMsg_DocumentOnLoadCompletedInMainFrame,
                         OnMsgDocumentOnLoadCompletedInMainFrame)
     IPC_MESSAGE_HANDLER(ViewHostMsg_ContextMenu, OnMsgContextMenu)
+    IPC_MESSAGE_HANDLER(ViewHostMsg_ToggleFullscreen,
+                        OnMsgToggleFullscreen)
     IPC_MESSAGE_HANDLER(ViewHostMsg_OpenURL, OnMsgOpenURL)
     IPC_MESSAGE_HANDLER(ViewHostMsg_DidContentsPreferredSizeChange,
                         OnMsgDidContentsPreferredSizeChange)
@@ -983,6 +985,11 @@ void RenderViewHost::OnMsgContextMenu(const ContextMenuParams& params) {
   view->ShowContextMenu(validated_params);
 }
 
+void RenderViewHost::OnMsgToggleFullscreen(bool enter_fullscreen) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+  delegate_->ToggleFullscreenMode(enter_fullscreen);
+}
+
 void RenderViewHost::OnMsgOpenURL(const GURL& url,
                                   const GURL& referrer,
                                   WindowOpenDisposition disposition) {