Update other unittests to use newly added TestingBrowserProcess::GetGlobal().

chrome/browser/ui/browser_command_controller_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 "chrome/browser/ui/browser_command_controller.h"
 
 #include "chrome/app/chrome_command_ids.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/ui/browser.h"
@@ skipping 137 matching lines @@
   ASSERT_TRUE(panel_browser.is_app());
   panel_browser.command_controller()->FullscreenStateChanged();
   EXPECT_FALSE(chrome::IsCommandEnabled(&panel_browser, IDC_FULLSCREEN));
 }
 
 TEST_F(BrowserCommandControllerTest, AvatarMenuDisabledWhenOnlyOneProfile) {
   if (!ProfileManager::IsMultipleProfilesEnabled())
     return;
 
   TestingProfileManager testing_profile_manager(
-      static_cast<TestingBrowserProcess*>(g_browser_process));
+      TestingBrowserProcess::GetGlobal());
   ASSERT_TRUE(testing_profile_manager.SetUp());
   ProfileManager* profile_manager = testing_profile_manager.profile_manager();
 
   chrome::BrowserCommandController command_controller(browser(),
                                                       profile_manager);
   const CommandUpdater* command_updater = command_controller.command_updater();
 
   testing_profile_manager.CreateTestingProfile("p1");
   ASSERT_EQ(1U, profile_manager->GetNumberOfProfiles());
   EXPECT_FALSE(command_updater->IsCommandEnabled(IDC_SHOW_AVATAR_MENU));
 
   testing_profile_manager.CreateTestingProfile("p2");
   ASSERT_EQ(2U, profile_manager->GetNumberOfProfiles());
   EXPECT_TRUE(command_updater->IsCommandEnabled(IDC_SHOW_AVATAR_MENU));
 
   testing_profile_manager.DeleteTestingProfile("p1");
   ASSERT_EQ(1U, profile_manager->GetNumberOfProfiles());
   EXPECT_FALSE(command_updater->IsCommandEnabled(IDC_SHOW_AVATAR_MENU));
 
   testing_profile_manager.DeleteTestingProfile("p2");
 }