Add module suffix in .mojom files for components/arc

chrome/browser/chromeos/arc/arc_policy_bridge.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/chromeos/arc/arc_policy_bridge.h"
 
 #include <memory>
 #include <string>
 
 #include "base/json/json_reader.h"
@@ skipping 119 matching lines @@
   arc_bridge_service()->RemoveObserver(this);
 }
 
 void ArcPolicyBridge::OnPolicyInstanceReady() {
   VLOG(1) << "ArcPolicyBridge::OnPolicyInstanceReady";
   if (policy_service_ == nullptr) {
     InitializePolicyService();
   }
   policy_service_->AddObserver(policy::POLICY_DOMAIN_CHROME, this);
 
-  PolicyInstance* const policy_instance =
+  mojom::PolicyInstance* const policy_instance =
       arc_bridge_service()->policy_instance();
   if (!policy_instance) {
     LOG(ERROR) << "OnPolicyInstanceReady called, but no policy instance found";
     return;
   }
 
   policy_instance->Init(binding_.CreateInterfacePtrAndBind());
 }
 
 void ArcPolicyBridge::OnPolicyInstanceClosed() {
@@ skipping 24 matching lines @@
   const user_manager::User* const primary_user =
       user_manager::UserManager::Get()->GetPrimaryUser();
   Profile* const profile =
       chromeos::ProfileHelper::Get()->GetProfileByUser(primary_user);
   policy_service_ =
       policy::ProfilePolicyConnectorFactory::GetForBrowserContext(profile)
           ->policy_service();
 }
 
 }  // namespace arc