Introduce Sky packaged apps.

services/sky_packaged_app_viewer/sky_packaged_app_viewer.cc

-// Copyright 2014 The Chromium Authors. All rights reserved.
+// 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 "mojo/application/application_runner_chromium.h"
 #include "mojo/public/c/system/main.h"
-#include "sky/viewer/content_handler_impl.h"
+#include "mojo/public/cpp/application/application_connection.h"
+#include "mojo/public/cpp/application/application_delegate.h"
+#include "mojo/public/cpp/application/application_impl.h"
+#include "mojo/public/cpp/application/interface_factory_impl.h"
+#include "mojo/services/content_handler/public/interfaces/content_handler.mojom.h"
+#include "services/sky_packaged_app_viewer/content_handler_impl.h"
 #include "sky/viewer/sky_viewer_base.h"
 
-namespace sky {
+namespace sky_packaged_app_viewer {
 
-class Viewer : public SkyViewerBase {
+class Viewer : public sky::SkyViewerBase {
  public:
   Viewer() {}
 
   ~Viewer() override {}
 
  private:
   // Overridden from InterfaceFactory<ContentHandler>
   void Create(mojo::ApplicationConnection* connection,
               mojo::InterfaceRequest<mojo::ContentHandler> request) override {
     new ContentHandlerImpl(request.Pass());
   }
 
   DISALLOW_COPY_AND_ASSIGN(Viewer);
 };
 
-}  // namespace sky
+}  // namespace sky_packaged_app_viewer
 
 MojoResult MojoMain(MojoHandle application_request) {
-  mojo::ApplicationRunnerChromium runner(new sky::Viewer);
+  mojo::ApplicationRunnerChromium runner(new sky_packaged_app_viewer::Viewer);
   return runner.Run(application_request);
 }