Use base::MessageLoop in more files.

components/webdata/common/web_data_request_manager.cc

 // Copyright 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 "components/webdata/common/web_data_request_manager.h"
 
 #include "base/bind.h"
 #include "base/message_loop.h"
 #include "base/stl_util.h"
 
@@ skipping 24 matching lines @@
 }
 
 WebDataServiceBase::Handle WebDataRequest::GetHandle() const {
   return handle_;
 }
 
 WebDataServiceConsumer* WebDataRequest::GetConsumer() const {
   return consumer_;
 }
 
-MessageLoop* WebDataRequest::GetMessageLoop() const {
+base::MessageLoop* WebDataRequest::GetMessageLoop() const {
   return message_loop_;
 }
 
 bool WebDataRequest::IsCancelled() const {
   base::AutoLock l(cancel_lock_);
   return cancelled_;
 }
 
 void WebDataRequest::Cancel() {
   base::AutoLock l(cancel_lock_);
@@ skipping 83 matching lines @@
   if (!request->IsCancelled()) {
     WebDataServiceConsumer* consumer = request->GetConsumer();
     request->OnComplete();
     if (consumer) {
       scoped_ptr<WDTypedResult> r = request->GetResult();
       consumer->OnWebDataServiceRequestDone(request->GetHandle(), r.get());
     }
   }
 
 }