Migrate sync/ to base::RunLoop::RunUntilIdle()

sync/internal_api/sync_manager_impl_unittest.cc

Index: sync/internal_api/sync_manager_impl_unittest.cc
diff --git a/sync/internal_api/sync_manager_impl_unittest.cc b/sync/internal_api/sync_manager_impl_unittest.cc
index 8e77e706b676805e8ac0a3c8535cb34ce797c8f8..c687f90641c96edd6060f43d2593fd873707a75f 100644
--- a/sync/internal_api/sync_manager_impl_unittest.cc
+++ b/sync/internal_api/sync_manager_impl_unittest.cc
@@ -16,7 +16,7 @@
 #include "base/format_macros.h"
 #include "base/location.h"
 #include "base/memory/scoped_ptr.h"
-#include "base/message_loop/message_loop.h"
+#include "base/run_loop.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
@@ -955,7 +955,7 @@ class SyncManagerTest : public testing::Test,
   }
 
   void PumpLoop() {
-    message_loop_.RunUntilIdle();
+    base::RunLoop().RunUntilIdle();
   }
 
   void SetJsEventHandler(const WeakHandle<JsEventHandler>& event_handler) {