Add mojom module suffix in .mojom files for components/filesystem.

services/user/user_service.h

 // 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.
 
 #ifndef SERVICES_USER_USER_SERVICE_IMPL_H_
 #define SERVICES_USER_USER_SERVICE_IMPL_H_
 
 #include "base/files/file_path.h"
 #include "components/filesystem/public/interfaces/directory.mojom.h"
 #include "mojo/public/cpp/bindings/interface_request.h"
 #include "mojo/public/cpp/bindings/strong_binding.h"
 #include "services/shell/public/cpp/connection.h"
 #include "services/user/public/interfaces/user_service.mojom.h"
 
 namespace filesystem {
 class LockTable;
 }
 
 namespace user_service {
 
 // A service which serves directories to callers.
 class UserService : public mojom::UserService {
  public:
   UserService(const base::FilePath& base_user_dir,
               const scoped_refptr<filesystem::LockTable>& lock_table);
   ~UserService() override;
 
   // Overridden from mojom::UserService:
-  void GetDirectory(filesystem::DirectoryRequest request,
+  void GetDirectory(filesystem::mojom::DirectoryRequest request,
                     const GetDirectoryCallback& callback) override;
   void GetSubDirectory(const mojo::String& sub_directory_path,
-                       filesystem::DirectoryRequest request,
+                       filesystem::mojom::DirectoryRequest request,
                        const GetSubDirectoryCallback& callback) override;
 
  private:
   scoped_refptr<filesystem::LockTable> lock_table_;
   base::FilePath path_;
 
   DISALLOW_COPY_AND_ASSIGN(UserService);
 };
 
 }  // namespace user_service
 
 #endif  // SERVICES_USER_USER_SERVICE_IMPL_H_