RemoteBridgeFrameOwner: keep better track of the attached frame

third_party/WebKit/Source/web/WebLocalFrameImpl.cpp

 /*
  * Copyright (C) 2009 Google 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.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 1423 matching lines @@
 WebLocalFrameImpl* WebLocalFrameImpl::createProvisional(WebFrameClient* client, WebRemoteFrame* oldWebFrame, WebSandboxFlags flags, const WebFrameOwnerProperties& frameOwnerProperties)
 {
     RefPtrWillBeRawPtr<WebLocalFrameImpl> webFrame = adoptRefWillBeNoop(new WebLocalFrameImpl(oldWebFrame, client));
     Frame* oldFrame = oldWebFrame->toImplBase()->frame();
     webFrame->setParent(oldWebFrame->parent());
     webFrame->setOpener(oldWebFrame->opener());
     // Note: this *always* temporarily sets a frame owner, even for main frames!
     // When a core Frame is created with no owner, it attempts to set itself as
     // the main frame of the Page. However, this is a provisional frame, and may
     // disappear, so Page::m_mainFrame can't be updated just yet.
-    OwnPtrWillBeRawPtr<FrameOwner> tempOwner = RemoteBridgeFrameOwner::create(nullptr, SandboxNone, WebFrameOwnerProperties());
+    OwnPtrWillBeRawPtr<FrameOwner> tempOwner = DummyFrameOwner::create();
     // TODO(dcheng): This block is very similar to initializeCoreFrame. Try to reuse it here.
     RefPtrWillBeRawPtr<LocalFrame> frame = LocalFrame::create(webFrame->m_frameLoaderClientImpl.get(), oldFrame->host(), tempOwner.get());
     // Set the name and unique name directly, bypassing any of the normal logic
     // to calculate unique name.
     frame->tree().setPrecalculatedName(toWebRemoteFrameImpl(oldWebFrame)->frame()->tree().name(), toWebRemoteFrameImpl(oldWebFrame)->frame()->tree().uniqueName());
     webFrame->setCoreFrame(frame);
 
     frame->setOwner(oldFrame->owner());
 
     if (frame->owner() && !frame->owner()->isLocal()) {
@@ skipping 733 matching lines @@
         return WebSandboxFlags::None;
     return static_cast<WebSandboxFlags>(frame()->loader().effectiveSandboxFlags());
 }
 
 void WebLocalFrameImpl::forceSandboxFlags(WebSandboxFlags flags)
 {
     frame()->loader().forceSandboxFlags(static_cast<SandboxFlags>(flags));
 }
 
 } // namespace blink