TabContents -> WebContentsImpl, part 8.

content/browser/debugger/render_view_devtools_agent_host.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/browser/debugger/render_view_devtools_agent_host.h"
 
 #include "base/basictypes.h"
 #include "base/lazy_instance.h"
 #include "content/browser/debugger/devtools_manager_impl.h"
 #include "content/browser/debugger/render_view_devtools_agent_host.h"
@@ skipping 42 matching lines @@
   Instances::iterator it = g_instances.Get().find(rvh);
   return it != g_instances.Get().end();
 }
 
 bool DevToolsAgentHostRegistry::IsDebuggerAttached(WebContents* web_contents) {
   if (g_instances == NULL)
     return false;
   DevToolsManager* devtools_manager = DevToolsManager::GetInstance();
   if (!devtools_manager)
     return false;
-  RenderViewHostDelegate* delegate = static_cast<TabContents*>(web_contents);
+  RenderViewHostDelegate* delegate =
+      static_cast<WebContentsImpl*>(web_contents);
   for (Instances::iterator it = g_instances.Get().begin();
        it != g_instances.Get().end(); ++it) {
     if (it->first->GetDelegate() != delegate)
       continue;
     if (devtools_manager->GetDevToolsClientHostFor(it->second))
       return true;
   }
   return false;
 }
 
@@ skipping 70 matching lines @@
 
 void RenderViewDevToolsAgentHost::OnClearBrowserCache() {
   content::GetContentClient()->browser()->ClearCache(render_view_host_);
 }
 
 void RenderViewDevToolsAgentHost::OnClearBrowserCookies() {
   content::GetContentClient()->browser()->ClearCookies(render_view_host_);
 }
 
 }  // namespace content