ozone: Add PRESUBMIT.py to check patch formatting

ui/ozone/demo/ozone_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 "base/run_loop.h"
 #include "base/timer/timer.h"
 #include "third_party/skia/include/core/SkCanvas.h"
@@ skipping 48 matching lines @@
     }
   }
 
   void Quit() {
     StopAnimation();
     base::MessageLoop::current()->PostTask(
         FROM_HERE, base::Bind(&base::DeletePointer<DemoWindow>, this));
    }
 
   // PlatformWindowDelegate:
-  virtual void OnBoundsChanged(const gfx::Rect& new_bounds) override {}
-  virtual void OnDamageRect(const gfx::Rect& damaged_region) override {}
-  virtual void DispatchEvent(ui::Event* event) override {}
-  virtual void OnCloseRequest() override {
-    Quit();
-  }
-  virtual void OnClosed() override {}
-  virtual void OnWindowStateChanged(
-      ui::PlatformWindowState new_state) override {}
-  virtual void OnLostCapture() override {}
-  virtual void OnAcceleratedWidgetAvailable(
-      gfx::AcceleratedWidget widget) override {
+   virtual void OnBoundsChanged(const gfx::Rect& new_bounds) override {}
+   virtual void OnDamageRect(const gfx::Rect& damaged_region) override {}
+   virtual void DispatchEvent(ui::Event* event) override {}
+   virtual void OnCloseRequest() override { Quit(); }
+   virtual void OnClosed() override {}
+   virtual void OnWindowStateChanged(
+       ui::PlatformWindowState new_state) override {}
+   virtual void OnLostCapture() override {}
+   virtual void OnAcceleratedWidgetAvailable(
+       gfx::AcceleratedWidget widget) override {
     DCHECK_NE(widget, gfx::kNullAcceleratedWidget);
     widget_ = widget;
   }
   virtual void OnActivationChanged(bool active) override {}
 
  private:
   bool InitializeGLSurface() {
     surface_ = gfx::GLSurface::CreateViewGLSurface(GetAcceleratedWidget());
     if (!surface_.get()) {
       LOG(ERROR) << "Failed to create GL surface";
@@ skipping 122 matching lines @@
   DemoWindow* window = new DemoWindow;
   window->Start();
 
   // Run the message loop until there's nothing left to do.
   // TODO(spang): Should we use QuitClosure instead?
   base::RunLoop run_loop;
   run_loop.RunUntilIdle();
 
   return 0;
 }