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

chrome/browser/extensions/event_router_forwarder_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/extensions/event_router_forwarder.h"
 
 #include "base/bind.h"
 #include "base/message_loop.h"
 #include "base/system_monitor/system_monitor.h"
 #include "base/test/thread_test_helper.h"
@@ skipping 72 matching lines @@
 }
 
 }  // namespace
 
 class EventRouterForwarderTest : public testing::Test {
  protected:
   EventRouterForwarderTest()
       : ui_thread_(BrowserThread::UI, &message_loop_),
         io_thread_(BrowserThread::IO),
         profile_manager_(
-            static_cast<TestingBrowserProcess*>(g_browser_process)) {
+            TestingBrowserProcess::GetGlobal()) {
 #if defined(OS_MACOSX)
     base::SystemMonitor::AllocateSystemIOPorts();
 #endif
     dummy.reset(new base::SystemMonitor);
   }
 
   virtual void SetUp() {
     ASSERT_TRUE(profile_manager_.SetUp());
 
     // Inject a BrowserProcess with a ProfileManager.
@@ skipping 176 matching lines @@
   GURL url;
   EXPECT_CALL(*event_router,
       CallEventRouter(profile1_, kExt, kEventName, NULL, url));
   EXPECT_CALL(*event_router,
       CallEventRouter(profile2_, _, _, _, _)).Times(0);
   DispatchEventToExtension(event_router.get(), kExt, kEventName, profile1_,
                            false, url);
 }
 
 }  // namespace extensions