TabContents -> WebContentsImpl, part 12.

content/browser/web_contents/web_contents_impl_unittest.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 "base/logging.h"
 #include "base/utf_string_conversions.h"
 #include "content/browser/mock_content_browser_client.h"
 #include "content/browser/renderer_host/render_view_host_impl.h"
 #include "content/browser/renderer_host/test_render_view_host.h"
 #include "content/browser/site_instance_impl.h"
@@ skipping 200 matching lines @@
     command_received_count_++;
   }
 
   void set_delegate(Delegate* delegate) {
     delegate_ = delegate;
   }
 
  protected:
   virtual content::RenderViewHost* CreateRenderViewHost() OVERRIDE {
     return new TestRenderViewHost(
-        SiteInstance::Create(tab()->GetBrowserContext()),
+        SiteInstance::Create(web_contents()->GetBrowserContext()),
         this, MSG_ROUTING_NONE);
   }
 
   virtual content::WebContentsView* CreateWebContentsView() OVERRIDE {
     return NULL;
   }
 
  private:
   InterstitialState* state_;
   bool* deleted_;
@@ skipping 1699 matching lines @@
   // It should have a transient entry.
   EXPECT_TRUE(other_controller.GetTransientEntry());
 
   // And the interstitial should be showing.
   EXPECT_TRUE(other_contents->ShowingInterstitialPage());
 
   // And the interstitial should do a reload on don't proceed.
   EXPECT_TRUE(static_cast<InterstitialPageImpl*>(
       other_contents->GetInterstitialPage())->reload_on_dont_proceed());
 }