Fix DevToolsManagerTest.ReattachOnCancelPendingNavigation assert failure in debug mode

content/browser/debugger/devtools_manager_unittest.cc

 // Copyright (c) 2011 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 "base/basictypes.h"
 #include "base/time.h"
 #include "content/browser/debugger/devtools_client_host.h"
 #include "content/browser/debugger/devtools_manager.h"
 #include "content/browser/debugger/render_view_devtools_agent_host.h"
 #include "content/browser/mock_content_browser_client.h"
@@ skipping 190 matching lines @@
   MessageLoop::current()->PostDelayedTask(FROM_HERE,
                                           new MessageLoop::QuitTask(), 10);
   MessageLoop::current()->Run();
   EXPECT_TRUE(delegate.renderer_unresponsive_received());
 
   contents()->set_delegate(NULL);
 }
 
 TEST_F(DevToolsManagerTest, ReattachOnCancelPendingNavigation) {
   contents()->transition_cross_site = true;
-  TestRenderViewHost* orig_rvh = rvh();
   // Navigate to URL.  First URL should use first RenderViewHost.
   const GURL url("http://www.google.com");
   controller().LoadURL(
       url, GURL(), content::PAGE_TRANSITION_TYPED, std::string());
   ViewHostMsg_FrameNavigate_Params params1;
   InitNavigateParams(&params1, 1, url, content::PAGE_TRANSITION_TYPED);
+  TestRenderViewHost* orig_rvh = rvh();
   contents()->TestDidNavigate(orig_rvh, params1);
   EXPECT_FALSE(contents()->cross_navigation_pending());
 
   TestDevToolsClientHost client_host;
   DevToolsManager* devtools_manager = DevToolsManager::GetInstance();
   devtools_manager->RegisterDevToolsClientHostFor(rvh(), &client_host);
 
   // Navigate to new site which should get a new RenderViewHost.
   const GURL url2("http://www.yahoo.com");
   controller().LoadURL(
       url2, GURL(), content::PAGE_TRANSITION_TYPED, std::string());
   EXPECT_TRUE(contents()->cross_navigation_pending());
   EXPECT_EQ(&client_host,
             devtools_manager->GetDevToolsClientHostFor(pending_rvh()));
 
   // Interrupt pending navigation and navigate back to the original site.
   controller().LoadURL(
       url, GURL(), content::PAGE_TRANSITION_TYPED, std::string());
   contents()->TestDidNavigate(orig_rvh, params1);
   EXPECT_FALSE(contents()->cross_navigation_pending());
   EXPECT_EQ(&client_host, devtools_manager->GetDevToolsClientHostFor(rvh()));
   client_host.Close();
 }