Remove dependencies on base from SampleApp

mojo/examples/sample_app/gles2_client_impl.h

 // Copyright 2013 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.
 
 #ifndef MOJO_EXAMPLES_SAMPLE_APP_GLES2_CLIENT_IMPL_H_
 #define MOJO_EXAMPLES_SAMPLE_APP_GLES2_CLIENT_IMPL_H_
 
-#include "base/time/time.h"
-#include "base/timer/timer.h"
 #include "mojo/examples/sample_app/spinning_cube.h"
 #include "mojo/public/bindings/lib/remote_ptr.h"
 #include "mojom/gles2.h"
 #include "mojom/native_viewport.h"
 #include "ui/gfx/point_f.h"
 
 namespace mojo {
 namespace examples {
 
 class GLES2ClientImpl : public GLES2Client {
  public:
   explicit GLES2ClientImpl(ScopedMessagePipeHandle pipe);
   virtual ~GLES2ClientImpl();
 
   void HandleInputEvent(const Event& event);
 
  private:
   virtual void DidCreateContext(uint64_t encoded,
                                 uint32_t width,
                                 uint32_t height) MOJO_OVERRIDE;
   virtual void ContextLost() MOJO_OVERRIDE;
+  virtual void DrawAnimationFrame() MOJO_OVERRIDE;
 
-  void Draw();
-  void StartTimer();
+  void RequestAnimationFrames();
+  void CancelAnimationFrames();
 
-  base::Time last_time_;
-  base::RepeatingTimer<GLES2ClientImpl> timer_;
+  MojoTimeTicks last_time_;
   SpinningCube cube_;
   gfx::PointF capture_point_;
   gfx::PointF last_drag_point_;
-  base::Time drag_start_time_;
+  MojoTimeTicks drag_start_time_;
+  bool getting_animation_frames_;
 
   RemotePtr<GLES2> service_;
 
   MOJO_DISALLOW_COPY_AND_ASSIGN(GLES2ClientImpl);
 };
 
 }  // namespace examples
 }  // namespace mojo
 
 #endif  // MOJO_EXAMPLES_SAMPLE_APP_GLES2_CLIENT_IMPL_H_