gfx: Add FrameTime and DisplayTime classes

chrome/browser/ui/autofill/loading_animation.cc

 // 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.
 
 #include "chrome/browser/ui/autofill/loading_animation.h"
 
 #include "base/logging.h"
 #include "ui/gfx/animation/tween.h"
+#include "ui/gfx/frame_time.h"
 
 namespace autofill {
 
 // Duration of one cycle of the animation.
 static const int kDurationMs = 1800;
 
 // The frame rate of the animation.
 static const int kHertz = 60;
 
 LoadingAnimation::LoadingAnimation(gfx::AnimationDelegate* delegate)
     : LinearAnimation(kDurationMs, kHertz, delegate),
       first_cycle_(true) {}
 
 LoadingAnimation::~LoadingAnimation() {}
 
-void LoadingAnimation::Step(base::TimeTicks time_now) {
+void LoadingAnimation::Step(gfx::FrameTime time_now) {
   LinearAnimation::Step(time_now);
 
   if (!is_animating()) {
     first_cycle_ = false;
     Start();
   }
 }
 
 double LoadingAnimation::GetCurrentValueForDot(size_t dot_i) {
   double base_value = gfx::LinearAnimation::GetCurrentValue();
@@ skipping 35 matching lines @@
   NOTREACHED();
   return 0.0;
 }
 
 void LoadingAnimation::Reset() {
   Stop();
   first_cycle_ = true;
 }
 
 }  // namespace autofill