Use the mojo::shell namespace consistently underly shell/.

shell/application_manager/application_manager.h

 // Copyright 2014 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 SHELL_APPLICATION_MANAGER_APPLICATION_MANAGER_H_
 #define SHELL_APPLICATION_MANAGER_APPLICATION_MANAGER_H_
 
 #include <map>
 
 #include "base/basictypes.h"
 #include "base/callback.h"
 #include "base/gtest_prod_util.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/scoped_vector.h"
 #include "base/memory/weak_ptr.h"
 #include "mojo/public/cpp/bindings/interface_request.h"
 #include "mojo/public/interfaces/application/service_provider.mojom.h"
 #include "mojo/services/network/public/interfaces/network_service.mojom.h"
 #include "shell/application_manager/application_loader.h"
 #include "shell/application_manager/fetcher.h"
 #include "shell/application_manager/shell_impl.h"
 #include "url/gurl.h"
 
 namespace base {
 class FilePath;
 class SequencedWorkerPool;
 }
 
 namespace mojo {
+namespace shell {
 
 // ApplicationManager requires implementations of NativeRunner and
 // NativeRunnerFactory to run native applications.
 class NativeRunner {
  public:
   // Parameter for |Start()| to specify its cleanup behavior.
   enum CleanupBehavior { DeleteAppPath, DontDeleteAppPath };
 
   virtual ~NativeRunner() {}
 
@@ skipping 213 matching lines @@
 
   base::SequencedWorkerPool* blocking_pool_;
   NetworkServicePtr network_service_;
   MimeTypeToURLMap mime_type_to_url_;
   ScopedVector<NativeRunner> native_runners_;
   bool disable_cache_;
 
   DISALLOW_COPY_AND_ASSIGN(ApplicationManager);
 };
 
+}  // namespace shell
 }  // namespace mojo
 
 #endif  // SHELL_APPLICATION_MANAGER_APPLICATION_MANAGER_H_