Get rid of content::NavigationController in cc file and use "using" instead.

chrome/browser/browser_keyevents_browsertest.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 "build/build_config.h"
 
 #include "base/basictypes.h"
 #include "base/logging.h"
 #include "base/message_loop.h"
 #include "base/stringprintf.h"
 #include "base/utf_string_conversions.h"
 #include "base/values.h"
 #include "chrome/browser/dom_operation_notification_details.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/test/base/in_process_browser_test.h"
 #include "chrome/test/base/ui_test_utils.h"
 #include "content/browser/renderer_host/render_view_host.h"
 #include "content/browser/renderer_host/render_widget_host_view.h"
 #include "content/browser/tab_contents/tab_contents.h"
 #include "content/browser/tab_contents/tab_contents_view.h"
 #include "content/public/browser/notification_registrar.h"
 #include "content/public/browser/notification_service.h"
 #include "net/test/test_server.h"
 #include "ui/base/keycodes/keyboard_codes.h"
 
+using content::NavigationController;
+
 namespace {
 
 const char kTestingPage[] = "files/keyevents_test.html";
 const wchar_t kSuppressEventJS[] =
     L"window.domAutomationController.send(setDefaultAction('%ls', %ls));";
 const wchar_t kGetResultJS[] =
     L"window.domAutomationController.send(keyEventResult[%d]);";
 const wchar_t kGetResultLengthJS[] =
     L"window.domAutomationController.send(keyEventResult.length);";
 const wchar_t kGetFocusedElementJS[] =
@@ skipping 667 matching lines @@
 
   // Make sure the focus is in the testing page.
   ASSERT_NO_FATAL_FAILURE(ClickOnView(VIEW_ID_TAB_CONTAINER));
   ASSERT_TRUE(IsViewFocused(VIEW_ID_TAB_CONTAINER_FOCUS_VIEW));
 
   // Reserved accelerators can't be suppressed.
   ASSERT_NO_FATAL_FAILURE(SuppressAllEvents(1, true));
 
   ui_test_utils::WindowedNotificationObserver wait_for_tab_closed(
       content::NOTIFICATION_TAB_CLOSED,
-      content::Source<content::NavigationController>(
+      content::Source<NavigationController>(
           &browser()->GetTabContentsAt(1)->GetController()));
 
   // Press Ctrl/Cmd+W, which will close the tab.
 #if defined(OS_MACOSX)
   ASSERT_TRUE(ui_test_utils::SendKeyPressSync(
       browser(), ui::VKEY_W, false, false, false, true));
 #else
   ASSERT_TRUE(ui_test_utils::SendKeyPressSync(
       browser(), ui::VKEY_W, true, false, false, false));
 #endif
@@ skipping 131 matching lines @@
   EXPECT_NO_FATAL_FAILURE(TestKeyEvent(tab_index, kTestAltKeySuppress));
   ASSERT_TRUE(IsViewFocused(VIEW_ID_TAB_CONTAINER_FOCUS_VIEW));
 
   // Ctrl+Alt should have no effect.
   EXPECT_NO_FATAL_FAILURE(TestKeyEvent(tab_index, kTestCtrlAltKey));
   ASSERT_TRUE(IsViewFocused(VIEW_ID_TAB_CONTAINER_FOCUS_VIEW));
 }
 #endif
 
 }  // namespace