Make it possible to change the viewport size

sky/tools/debugger/debugger.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 "mojo/application/application_runner_chromium.h"
 #include "mojo/public/c/system/main.h"
 #include "mojo/public/cpp/application/application_delegate.h"
 #include "mojo/public/cpp/application/application_impl.h"
 #include "mojo/public/cpp/application/connect.h"
 #include "mojo/public/cpp/application/service_provider_impl.h"
@@ skipping 47 matching lines @@
   virtual void OnEmbed(
       mojo::ViewManager* view_manager,
       mojo::View* root,
       mojo::ServiceProviderImpl* exported_services,
       scoped_ptr<mojo::ServiceProvider> imported_services) override {
     view_manager_ = view_manager;
 
     root_ = root;
     root_->AddObserver(this);
 
+    window_manager_app_->SetViewportSize(gfx::Size(320, 640));
+
     content_ = mojo::View::Create(view_manager_);
     content_->SetBounds(root_->bounds());
     root_->AddChild(content_);
 
     window_manager_app_->InitFocus(
         new FocusRules(window_manager_app_.get(), content_));
 
     if (!pending_url_.empty())
       NavigateToURL(pending_url_);
   }
@@ skipping 53 matching lines @@
 
   DISALLOW_COPY_AND_ASSIGN(SkyDebugger);
 };
 
 }  // namespace sky
 
 MojoResult MojoMain(MojoHandle shell_handle) {
   mojo::ApplicationRunnerChromium runner(new sky::SkyDebugger);
   return runner.Run(shell_handle);
 }