Move most of the component updater artifacts to update_client.

components/update_client/update_checker.h

 // Copyright 2014 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 COMPONENTS_COMPONENT_UPDATER_UPDATE_CHECKER_H_
-#define COMPONENTS_COMPONENT_UPDATER_UPDATE_CHECKER_H_
+#ifndef COMPONENTS_UPDATE_CLIENT_UPDATE_CHECKER_H_
+#define COMPONENTS_UPDATE_CLIENT_UPDATE_CHECKER_H_
 
 #include <string>
 #include <vector>
 
 #include "base/callback.h"
 #include "base/macros.h"
 #include "base/memory/scoped_ptr.h"
-#include "components/component_updater/update_response.h"
+#include "components/update_client/update_response.h"
 #include "url/gurl.h"
 
 class GURL;
 
 namespace net {
 class URLRequestContextGetter;
 }
 
-namespace component_updater {
+namespace update_client {
 
 class Configurator;
 struct CrxUpdateItem;
 
 class UpdateChecker {
  public:
   typedef base::Callback<void(const GURL& original_url,
                               int error,
                               const std::string& error_message,
                               const UpdateResponse::Results& results)>
@@ skipping 11 matching lines @@
 
   static scoped_ptr<UpdateChecker> Create(const Configurator& config);
 
  protected:
   UpdateChecker() {}
 
  private:
   DISALLOW_COPY_AND_ASSIGN(UpdateChecker);
 };
 
-}  // namespace component_updater
+}  // namespace update_client
 
-#endif  // COMPONENTS_COMPONENT_UPDATER_UPDATE_CHECKER_H_
+#endif  // COMPONENTS_UPDATE_CLIENT_UPDATE_CHECKER_H_