Add mojom module suffix in .mojom files in content.

content/browser/mojo_shell_browsertest.cc

 // Copyright 2015 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 "base/bind.h"
 #include "base/macros.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/run_loop.h"
 #include "content/browser/mojo/mojo_shell_context.h"
 #include "content/public/browser/browser_context.h"
@@ skipping 28 matching lines @@
   }
 
   MojoShellContext::StaticApplicationMap test_apps_;
 
   DISALLOW_COPY_AND_ASSIGN(MojoShellTest);
 };
 
 IN_PROC_BROWSER_TEST_F(MojoShellTest, TestBrowserConnection) {
   auto test_app = MojoAppConnection::Create(
       GetUserId(), kInProcessTestMojoAppName, kBrowserMojoAppUrl);
-  TestMojoServicePtr test_service;
+  mojom::TestMojoServicePtr test_service;
   test_app->GetInterface(&test_service);
 
   base::RunLoop run_loop;
   test_service->DoSomething(run_loop.QuitClosure());
   run_loop.Run();
 }
 
 IN_PROC_BROWSER_TEST_F(MojoShellTest, TestUtilityConnection) {
   // With no loader registered at this URL, the shell should spawn a utility
   // process and connect us to it. content_shell's utility process always hosts
   // a TestMojoApp at |kTestMojoAppUrl|.
   auto test_app = MojoAppConnection::Create(GetUserId(), kTestMojoAppUrl,
                                             kBrowserMojoAppUrl);
-  TestMojoServicePtr test_service;
+  mojom::TestMojoServicePtr test_service;
   test_app->GetInterface(&test_service);
 
   base::RunLoop run_loop;
   test_service->DoSomething(run_loop.QuitClosure());
   run_loop.Run();
 }
 
 }  // namespace content