chrome: Use stl utilities from the base namespace

chrome/browser/extensions/component_migration_helper.cc

 // Copyright 2016 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 "chrome/browser/extensions/component_migration_helper.h"
 
 #include "base/stl_util.h"
 #include "base/values.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/extensions/extension_system_impl.h"
@@ skipping 112 matching lines @@
 }
 
 void ComponentMigrationHelper::OnExtensionReady(
     content::BrowserContext* browser_context,
     const Extension* extension) {
   const ExtensionId& extension_id = extension->id();
   const std::string& component_action_id =
       GetActionIdForExtensionId(extension_id);
   if (component_action_id.empty())
     return;
-  if (ContainsKey(enabled_actions_, component_action_id)) {
+  if (base::ContainsKey(enabled_actions_, component_action_id)) {
     UnloadExtension(extension_id);
     SetComponentActionPref(component_action_id, true);
 
     if (!delegate_->HasComponentAction(component_action_id))
       delegate_->AddComponentAction(component_action_id);
   }
 }
 
 void ComponentMigrationHelper::SetComponentActionPref(
     const std::string& component_action_id,
@@ skipping 35 matching lines @@
 std::string ComponentMigrationHelper::GetActionIdForExtensionId(
     const ExtensionId& extension_id) const {
   for (const auto& i : migrated_actions_) {
     if (i.second == extension_id)
       return i.first;
   }
   return "";
 }
 
 }  // namespace extensions