Notifying the Out of Process Renderer about Visibility Change of a Remote Frame

third_party/WebKit/Source/core/frame/RemoteFrame.cpp

 // Copyright 2014 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 "config.h"
 #include "core/frame/RemoteFrame.h"
 
 #include "bindings/core/v8/WindowProxy.h"
 #include "bindings/core/v8/WindowProxyManager.h"
 #include "core/dom/RemoteSecurityContext.h"
@@ skipping 122 matching lines @@
 void RemoteFrame::forwardInputEvent(Event* event)
 {
     remoteFrameClient()->forwardInputEvent(event);
 }
 
 void RemoteFrame::frameRectsChanged(const IntRect& frameRect)
 {
     remoteFrameClient()->frameRectsChanged(frameRect);
 }
 
+void RemoteFrame::visibilityChanged(bool visible)
+{
+    if (remoteFrameClient())
+        remoteFrameClient()->visibilityChanged(visible);
+}
+
 void RemoteFrame::setView(PassRefPtrWillBeRawPtr<RemoteFrameView> view)
 {
     // Oilpan: as RemoteFrameView performs no finalization actions,
     // no explicit dispose() of it needed here. (cf. FrameView::dispose().)
     m_view = view;
 }
 
 void RemoteFrame::createView()
 {
     // If the RemoteFrame does not have a LocalFrame parent, there's no need to
@@ skipping 20 matching lines @@
         GraphicsLayer::unregisterContentsLayer(m_remotePlatformLayer);
     m_remotePlatformLayer = layer;
     if (m_remotePlatformLayer)
         GraphicsLayer::registerContentsLayer(layer);
 
     ASSERT(owner());
     toHTMLFrameOwnerElement(owner())->setNeedsCompositingUpdate();
 }
 
 } // namespace blink