Fix gn_all build on gcc 4.8

chrome/browser/permissions/permission_request_manager_browsertest.cc

 // Copyright 2015 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 "chrome/browser/permissions/permission_request_manager.h"
 
 #include "base/command_line.h"
 #include "base/metrics/field_trial.h"
 #include "build/build_config.h"
 #include "chrome/browser/custom_handlers/protocol_handler_registry_factory.h"
@@ skipping 11 matching lines @@
 #include "chrome/test/base/in_process_browser_test.h"
 #include "chrome/test/base/ui_test_utils.h"
 #include "components/content_settings/core/common/content_settings_types.h"
 #include "components/variations/variations_associated_data.h"
 #include "content/public/test/browser_test_utils.h"
 #include "content/public/test/test_utils.h"
 #include "net/test/embedded_test_server/embedded_test_server.h"
 
 namespace test {
 class MediaStreamDevicesControllerTestApi
-    : public MediaStreamDevicesController::PermissionPromptDelegate {
+    : public internal::PermissionPromptDelegate {
  public:
   static void AddRequestToManager(
       PermissionRequestManager* manager,
       content::WebContents* web_contents,
       const content::MediaStreamRequest& request,
       const content::MediaResponseCallback& callback) {
     MediaStreamDevicesControllerTestApi delegate(manager);
     MediaStreamDevicesController::RequestPermissionsWithDelegate(
         web_contents, request, callback, &delegate);
   }
@@ skipping 448 matching lines @@
 #define MAYBE_InvokeDialog_protected_media InvokeDialog_protected_media
 #else
 #define MAYBE_InvokeDialog_protected_media DISABLED_InvokeDialog_protected_media
 #endif
 IN_PROC_BROWSER_TEST_F(PermissionDialogTest,
                        MAYBE_InvokeDialog_protected_media) {
   RunDialog();
 }
 
 }  // anonymous namespace