Remove gfx::FrameTime for a single clock source

ui/gfx/animation/animation_container.cc

Index: ui/gfx/animation/animation_container.cc
diff --git a/ui/gfx/animation/animation_container.cc b/ui/gfx/animation/animation_container.cc
index d8290b2eef6d9ae19960dbf99cb72da60658c6ea..e06803d06e18d2dbeb52c0a02706c6805df0ef15 100644
--- a/ui/gfx/animation/animation_container.cc
+++ b/ui/gfx/animation/animation_container.cc
@@ -6,7 +6,6 @@
 
 #include "ui/gfx/animation/animation_container_element.h"
 #include "ui/gfx/animation/animation_container_observer.h"
-#include "ui/gfx/frame_time.h"
 
 using base::TimeDelta;
 using base::TimeTicks;
@@ -14,8 +13,7 @@ using base::TimeTicks;
 namespace gfx {
 
 AnimationContainer::AnimationContainer()
-    : last_tick_time_(gfx::FrameTime::Now()),
-      observer_(NULL) {
+    : last_tick_time_(base::TimeTicks::Now()), observer_(NULL) {
 }
 
 AnimationContainer::~AnimationContainer() {
@@ -29,7 +27,7 @@ void AnimationContainer::Start(AnimationContainerElement* element) {
                                           // element isn't running.
 
   if (elements_.empty()) {
-    last_tick_time_ = gfx::FrameTime::Now();
+    last_tick_time_ = base::TimeTicks::Now();
     SetMinTimerInterval(element->GetTimerInterval());
   } else if (element->GetTimerInterval() < min_timer_interval_) {
     SetMinTimerInterval(element->GetTimerInterval());
@@ -62,7 +60,7 @@ void AnimationContainer::Run() {
   // ourself here to make sure we're still valid after running all the elements.
   scoped_refptr<AnimationContainer> this_ref(this);
 
-  TimeTicks current_time = gfx::FrameTime::Now();
+  TimeTicks current_time = base::TimeTicks::Now();
 
   last_tick_time_ = current_time;