Extract minimal RenderViewHost interface for embedders, leaving

chrome/browser/debugger/devtools_sanity_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/bind.h"
 #include "base/cancelable_callback.h"
 #include "base/command_line.h"
 #include "base/compiler_specific.h"
 #include "base/memory/ref_counted.h"
 #include "base/path_service.h"
@@ skipping 371 matching lines @@
     window_ = DevToolsWindow::CreateDevToolsWindowForWorker(profile);
     window_->Show(DEVTOOLS_TOGGLE_ACTION_NONE);
     DevToolsAgentHost* agent_host =
         DevToolsAgentHostRegistry::GetDevToolsAgentHostForWorker(
             worker_data->worker_process_id,
             worker_data->worker_route_id);
     DevToolsManager::GetInstance()->RegisterDevToolsClientHostFor(
         agent_host,
         window_->devtools_client_host());
     RenderViewHost* client_rvh = window_->GetRenderViewHost();
-    WebContents* client_contents = client_rvh->delegate()->GetAsWebContents();
+    WebContents* client_contents =
+        client_rvh->GetDelegate()->GetAsWebContents();
     if (client_contents->IsLoading()) {
       ui_test_utils::WindowedNotificationObserver observer(
           content::NOTIFICATION_LOAD_STOP,
           content::Source<NavigationController>(
               &client_contents->GetController()));
       observer.Wait();
     }
   }
 
   void CloseDevToolsWindow() {
@@ skipping 165 matching lines @@
 
     // Reload page to restart the worker.
     ui_test_utils::NavigateToURL(browser(), url);
 
     // Wait until worker script is paused on the debugger statement.
     RunTestFunction(window_, "testPauseInSharedWorkerInitialization");
     CloseDevToolsWindow();
 }
 
 }  // namespace