Restructure public side of gpu service.

examples/js/cube.js

 #!mojo:js_content_handler
 
 // 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.
 
 define("main", [
   "console",
   "mojo/services/geometry/public/interfaces/geometry.mojom",
+  "mojo/services/gpu/public/interfaces/command_buffer.mojom",
+  "mojo/services/gpu/public/interfaces/gpu.mojom",
+  "mojo/services/gpu/public/interfaces/viewport_parameter_listener.mojom",
   "mojo/services/native_viewport/public/interfaces/native_viewport.mojom",
   "mojo/services/public/js/application",
-  "mojo/services/public/interfaces/gpu/command_buffer.mojom",
-  "mojo/services/public/interfaces/gpu/gpu.mojom",
-  "mojo/services/public/interfaces/gpu/viewport_parameter_listener.mojom",
   "mojo/public/js/core",
   "services/js/modules/gl",
   "services/js/modules/clock",
   "timer",
 ], function(console,
             appModule,
             cbModule,
             geoModule,
             gpuModule,
             nvModule,
@@ skipping 382 matching lines @@
         this.gles2_.setDimensions(size);
     }
 
     onDestroyed() {
       this.quit();
     }
   }
 
   return CubeDemo;
 });