platform-window: Add a PlatformWindowFactory for creating windows.

ui/ozone/demo/egl_demo.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 "base/at_exit.h"
 #include "base/command_line.h"
 #include "base/message_loop/message_loop.h"
 #include "ui/gfx/geometry/size.h"
 #include "ui/gl/gl_bindings.h"
 #include "ui/gl/gl_context.h"
 #include "ui/gl/gl_surface.h"
 #include "ui/ozone/public/ozone_platform.h"
 #include "ui/ozone/public/surface_factory_ozone.h"
-#include "ui/platform_window/platform_window.h"
-#include "ui/platform_window/platform_window_delegate.h"
+#include "ui/platform_window/types/platform_window.h"
+#include "ui/platform_window/types/platform_window_delegate.h"
 
 const int kTestWindowWidth = 800;
 const int kTestWindowHeight = 600;
 
 class DemoWindow : public ui::PlatformWindowDelegate {
  public:
   DemoWindow() : widget_(gfx::kNullAcceleratedWidget) {
     platform_window_ = ui::OzonePlatform::GetInstance()->CreatePlatformWindow(
         this, gfx::Rect(kTestWindowWidth, kTestWindowHeight));
   }
@@ skipping 66 matching lines @@
     glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
     float fraction = static_cast<float>(i) / iterations;
     glClearColor(1 - fraction, fraction, 0.0, 1.0);
 
     if (!surface->SwapBuffers())
       LOG(FATAL) << "Failed to swap buffers";
   }
 
   return 0;
 }