Move MessageLoop to base namespace.

sync/internal_api/public/http_bridge.h

 // 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.
 
 #ifndef SYNC_INTERNAL_API_PUBLIC_HTTP_BRIDGE_H_
 #define SYNC_INTERNAL_API_PUBLIC_HTTP_BRIDGE_H_
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/gtest_prod_util.h"
 #include "base/memory/ref_counted.h"
 #include "base/synchronization/lock.h"
 #include "base/synchronization/waitable_event.h"
 #include "googleurl/src/gurl.h"
 #include "net/url_request/url_fetcher_delegate.h"
 #include "net/url_request/url_request_context.h"
 #include "net/url_request/url_request_context_getter.h"
 #include "sync/base/sync_export.h"
 #include "sync/internal_api/public/http_post_provider_factory.h"
 #include "sync/internal_api/public/http_post_provider_interface.h"
 
+class HttpBridgeTest;
+
+namespace base {
 class MessageLoop;
-class HttpBridgeTest;
+}
 
 namespace net {
 class HttpResponseHeaders;
 class HttpUserAgentSettings;
 class URLFetcher;
 }
 
 namespace syncer {
 
 // A bridge between the syncer and Chromium HTTP layers.
@@ skipping 114 matching lines @@
   // RequestContext definition for details.
   const scoped_refptr<RequestContextGetter> context_getter_for_request_;
 
   const scoped_refptr<base::SingleThreadTaskRunner> network_task_runner_;
 
   // The message loop of the thread we were created on. This is the thread that
   // will block on MakeSynchronousPost while the IO thread fetches data from
   // the network.
   // This should be the main syncer thread (SyncerThread) which is what blocks
   // on network IO through curl_easy_perform.
-  MessageLoop* const created_on_loop_;
+  base::MessageLoop* const created_on_loop_;
 
   // The URL to POST to.
   GURL url_for_request_;
 
   // POST payload information.
   std::string content_type_;
   std::string request_content_;
   std::string extra_headers_;
 
   // A waitable event we use to provide blocking semantics to
@@ skipping 51 matching lines @@
 
   const scoped_refptr<HttpBridge::RequestContextGetter>
       request_context_getter_;
 
   DISALLOW_COPY_AND_ASSIGN(HttpBridgeFactory);
 };
 
 }  //  namespace syncer
 
 #endif  // SYNC_INTERNAL_API_PUBLIC_HTTP_BRIDGE_H_