[Sync] Move ModelType and related classes to 'syncer' namespace

sync/engine/syncer_proto_util_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 "sync/engine/syncer_proto_util.h"
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
@@ skipping 247 matching lines @@
 
   dcm.set_access_denied(true);
   EXPECT_FALSE(SyncerProtoUtil::PostAndProcessHeaders(&dcm, NULL,
       msg, &response));
 }
 
 TEST_F(SyncerProtoUtilTest, HandleThrottlingWithDatatypes) {
   ThrottledDataTypeTracker tracker(NULL);
   SyncProtocolError error;
   error.error_type = syncer::THROTTLED;
-  syncable::ModelTypeSet types;
-  types.Put(syncable::BOOKMARKS);
-  types.Put(syncable::PASSWORDS);
+  syncer::ModelTypeSet types;
+  types.Put(syncer::BOOKMARKS);
+  types.Put(syncer::PASSWORDS);
   error.error_data_types = types;
 
   base::TimeTicks ticks = base::TimeTicks::FromInternalValue(1);
   SyncerProtoUtil::HandleThrottleError(error, ticks, &tracker, NULL);
   EXPECT_TRUE(tracker.GetThrottledTypes().Equals(types));
 }
 
 TEST_F(SyncerProtoUtilTest, HandleThrottlingNoDatatypes) {
   ThrottledDataTypeTracker tracker(NULL);
   MockDelegate delegate;
   SyncProtocolError error;
   error.error_type = syncer::THROTTLED;
 
   base::TimeTicks ticks = base::TimeTicks::FromInternalValue(1);
 
   EXPECT_CALL(delegate, OnSilencedUntil(ticks));
 
   SyncerProtoUtil::HandleThrottleError(error, ticks, &tracker, &delegate);
   EXPECT_TRUE(tracker.GetThrottledTypes().Empty());
 }
 }  // namespace syncer