Extract minimal RenderViewHost interface for embedders, leaving

chrome/browser/extensions/extension_browsertests_misc.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/file_util.h"
 #include "base/memory/ref_counted.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/extensions/autoupdate_interceptor.h"
 #include "chrome/browser/extensions/extension_apitest.h"
 #include "chrome/browser/extensions/extension_browsertest.h"
@@ skipping 109 matching lines @@
 // pages. See http://crbug.com/64512.
 IN_PROC_BROWSER_TEST_F(ExtensionBrowserTest, WebKitPrefsBackgroundPage) {
   ASSERT_TRUE(LoadExtension(
       test_data_dir_.AppendASCII("good").AppendASCII("Extensions")
                     .AppendASCII("behllobkkfkfnphdnhnkndlbkcpglgmj")
                     .AppendASCII("1.0.0.0")));
 
   ExtensionProcessManager* manager =
         browser()->profile()->GetExtensionProcessManager();
   ExtensionHost* host = FindHostWithPath(manager, "/backgroundpage.html", 1);
-  WebPreferences prefs = host->render_view_host()->delegate()->GetWebkitPrefs();
+  WebPreferences prefs =
+      host->render_view_host()->GetDelegate()->GetWebkitPrefs();
   ASSERT_FALSE(prefs.experimental_webgl_enabled);
   ASSERT_FALSE(prefs.accelerated_compositing_enabled);
   ASSERT_FALSE(prefs.accelerated_2d_canvas_enabled);
 }
 
 IN_PROC_BROWSER_TEST_F(ExtensionBrowserTest, PageActionCrash25562) {
   ASSERT_TRUE(test_server()->Start());
 
   CommandLine::ForCurrentProcess()->AppendSwitch(
       switches::kAllowLegacyExtensionManifests);
@@ skipping 782 matching lines @@
 
   EXPECT_EQ(extension->GetResourceURL("options.html"),
             tab_strip->GetTabContentsAt(1)->web_contents()->GetURL());
 }
 
 //==============================================================================
 // STOP! Please do not add any more random-ass tests here. Create new files for
 // your tests grouped by functionality. Also, you should strongly consider using
 // ExtensionAPITest if possible.
 //==============================================================================