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

chrome/browser/policy/auto_enrollment_client_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/policy/auto_enrollment_client.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/values.h"
 #include "chrome/browser/browser_process.h"
@@ skipping 18 matching lines @@
     "\x6f\x02\x4a\xd7\xeb\x92\x45\xfc\xd4\xe4\x37\xa1\x55\x2b\x13\x8a";
 
 using ::testing::InSequence;
 using ::testing::SaveArg;
 using ::testing::_;
 
 class AutoEnrollmentClientTest : public testing::Test {
  protected:
   AutoEnrollmentClientTest()
       : scoped_testing_local_state_(
-            static_cast<TestingBrowserProcess*>(g_browser_process)),
+            TestingBrowserProcess::GetGlobal()),
         local_state_(scoped_testing_local_state_.Get()),
         service_(NULL),
         completion_callback_count_(0) {}
 
   virtual void SetUp() OVERRIDE {
     CreateClient(kSerial, 4, 8);
     ASSERT_FALSE(local_state_->GetUserPref(prefs::kShouldAutoEnroll));
     ASSERT_FALSE(local_state_->GetUserPref(prefs::kAutoEnrollmentPowerLimit));
   }
 
@@ skipping 265 matching lines @@
   CreateClient(kSerial, 5, 10);
   ServerWillReply(-1, true, true);
   client_->Start();
   EXPECT_TRUE(client_->should_auto_enroll());
   EXPECT_EQ(1, completion_callback_count_);
 }
 
 }  // namespace
 
 }  // namespace policy