Detach the globals of all frames, not just the main 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 78 matching lines @@
 {
     PluginScriptForbiddenScope forbidPluginDestructorScripting;
     // Frame::detach() requires the caller to keep a reference to this, since
     // otherwise it may clear the last reference to this, causing it to be
     // deleted, which can cause a use-after-free.
     RefPtrWillBeRawPtr<RemoteFrame> protect(this);
     detachChildren();
     if (!client())
         return;
     client()->willBeDetached();
-    m_windowProxyManager->clearForClose();
+    m_windowProxyManager->clearWindowProxy();
     setView(nullptr);
     Frame::detach(type);
 }
 
 bool RemoteFrame::prepareForCommit()
 {
     detachChildren();
     return !!host();
 }
 
@@ skipping 62 matching lines @@
         GraphicsLayer::unregisterContentsLayer(m_remotePlatformLayer);
     m_remotePlatformLayer = layer;
     if (m_remotePlatformLayer)
         GraphicsLayer::registerContentsLayer(layer);
 
     ASSERT(owner());
     toHTMLFrameOwnerElement(owner())->setNeedsCompositingUpdate();
 }
 
 } // namespace blink