Split BrowserThread into public API and private implementation, step 1.

chrome/browser/sync/glue/autofill_data_type_controller_unittest.cc

Index: chrome/browser/sync/glue/autofill_data_type_controller_unittest.cc
diff --git a/chrome/browser/sync/glue/autofill_data_type_controller_unittest.cc b/chrome/browser/sync/glue/autofill_data_type_controller_unittest.cc
index e954f657df54947067671f1683e8283ca7f65134..ed4cc96d8c6b22d692fe891065f22b998dca3710 100644
--- a/chrome/browser/sync/glue/autofill_data_type_controller_unittest.cc
+++ b/chrome/browser/sync/glue/autofill_data_type_controller_unittest.cc
@@ -20,9 +20,9 @@
 #include "chrome/browser/sync/profile_sync_test_util.h"
 #include "chrome/browser/webdata/web_data_service.h"
 #include "chrome/test/base/profile_mock.h"
-#include "content/browser/browser_thread.h"
 #include "content/public/browser/notification_source.h"
 #include "content/public/browser/notification_types.h"
+#include "content/test/test_browser_thread.h"
 #include "testing/gmock/include/gmock/gmock.h"
 
 using base::WaitableEvent;
@@ -155,8 +155,8 @@ class AutofillDataTypeControllerTest : public testing::Test {
   }
 
   MessageLoopForUI message_loop_;
-  BrowserThread ui_thread_;
-  BrowserThread db_thread_;
+  content::TestBrowserThread ui_thread_;
+  content::TestBrowserThread db_thread_;
   scoped_refptr<AutofillDataTypeController> autofill_dtc_;
   ProfileSyncFactoryMock profile_sync_factory_;
   ProfileMock profile_;