Move most of the component updater artifacts to update_client.

components/update_client/utils.h

Index: components/update_client/utils.h
diff --git a/components/component_updater/component_updater_utils.h b/components/update_client/utils.h
similarity index 92%
rename from components/component_updater/component_updater_utils.h
rename to components/update_client/utils.h
index ad2b5983bacb65f16ea30d1017842005a1dbcb76..297eb976cbaf15957f43eb53d07b2365f683a4a6 100644
--- a/components/component_updater/component_updater_utils.h
+++ b/components/update_client/utils.h
@@ -2,12 +2,11 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef COMPONENTS_COMPONENT_UPDATER_COMPONENT_UPDATER_UTILS_H_
-#define COMPONENTS_COMPONENT_UPDATER_COMPONENT_UPDATER_UTILS_H_
+#ifndef COMPONENTS_UPDATE_CLIENT_UTILS_H_
+#define COMPONENTS_UPDATE_CLIENT_UTILS_H_
 
 #include <string>
 
-struct CrxComponent;
 class GURL;
 
 namespace base {
@@ -20,9 +19,10 @@ class URLFetcherDelegate;
 class URLRequestContextGetter;
 }
 
-namespace component_updater {
+namespace update_client {
 
 class Configurator;
+struct CrxComponent;
 struct CrxUpdateItem;
 
 // An update protocol request starts with a common preamble which includes
@@ -85,6 +85,6 @@ bool DeleteFileAndEmptyParentDirectory(const base::FilePath& filepath);
 // format similar with the format of an extension id.
 std::string GetCrxComponentID(const CrxComponent& component);
 
-}  // namespace component_updater
+}  // namespace update_client
 
-#endif  // COMPONENTS_COMPONENT_UPDATER_COMPONENT_UPDATER_UTILS_H_
+#endif  // COMPONENTS_UPDATE_CLIENT_UTILS_H_