Makes views be initially hidden

examples/media_viewer/media_viewer.cc

 // 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.
 
 #include <map>
 #include <string>
 
 #include "base/macros.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 234 matching lines @@
 
   // Overridden from ViewManagerDelegate:
   virtual void OnEmbed(ViewManager* view_manager,
                        View* root,
                        ServiceProviderImpl* exported_services,
                        scoped_ptr<ServiceProvider> imported_services) override {
     root_view_ = root;
     view_manager_ = view_manager;
 
     control_view_ = View::Create(view_manager_);
+    control_view_->SetVisible(true);
     root_view_->AddChild(control_view_);
 
     content_view_ = View::Create(view_manager_);
+    content_view_->SetVisible(true);
     root_view_->AddChild(content_view_);
 
     control_panel_.Initialize(control_view_, shell_);
 
     LayoutViews();
     root_view_->AddObserver(this);
 
     content_view_->Embed("TODO");
   }
 
@@ skipping 55 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(MediaViewer);
 };
 
 }  // namespace examples
 }  // namespace mojo
 
 MojoResult MojoMain(MojoHandle shell_handle) {
   mojo::ApplicationRunnerChromium runner(new mojo::examples::MediaViewer);
   return runner.Run(shell_handle);
 }