Send replies to sync IPCs from swapped out renderers.

content/public/browser/web_contents_delegate.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/public/browser/web_contents_delegate.h"
 
 #include "base/compiler_specific.h"
 #include "base/logging.h"
 #include "base/memory/singleton.h"
 #include "content/browser/javascript_dialogs.h"
@@ skipping 128 matching lines @@
       const string16& default_prompt_text,
       IPC::Message* reply_message,
       bool* did_suppress_message) OVERRIDE {
     *did_suppress_message = true;
   }
 
   virtual void RunBeforeUnloadDialog(
       JavaScriptDialogDelegate* delegate,
       const string16& message_text,
       IPC::Message* reply_message) OVERRIDE {
-    delegate->OnDialogClosed(reply_message, true, string16());
+    // TODO(creis): Pass in the RVH that sent the request.
+    delegate->OnDialogClosed(NULL, reply_message, true, string16());
   }
 
   virtual void ResetJavaScriptState(
       JavaScriptDialogDelegate* delegate) OVERRIDE {
   }
  private:
   friend struct DefaultSingletonTraits<JavaScriptDialogCreatorStub>;
 };
 
 JavaScriptDialogCreator* WebContentsDelegate::GetJavaScriptDialogCreator() {
@@ skipping 24 matching lines @@
   DCHECK(attached_contents_.find(web_contents) == attached_contents_.end());
   attached_contents_.insert(web_contents);
 }
 
 void WebContentsDelegate::Detach(WebContents* web_contents) {
   DCHECK(attached_contents_.find(web_contents) != attached_contents_.end());
   attached_contents_.erase(web_contents);
 }
 
 }  // namespace content