Switch to standard integer types in ui/gfx/.

ui/gfx/animation/linear_animation.cc

Index: ui/gfx/animation/linear_animation.cc
diff --git a/ui/gfx/animation/linear_animation.cc b/ui/gfx/animation/linear_animation.cc
index dd114a078769174d670ce7ad81a0ba1ec77cf53d..7c7327958b2ce2abe61dd5f429667904214b475b 100644
--- a/ui/gfx/animation/linear_animation.cc
+++ b/ui/gfx/animation/linear_animation.cc
@@ -5,6 +5,7 @@
 #include "ui/gfx/animation/linear_animation.h"
 
 #include <math.h>
+#include <stdint.h>
 
 #include <algorithm>
 
@@ -50,7 +51,7 @@ double LinearAnimation::GetCurrentValue() const {
 void LinearAnimation::SetCurrentValue(double new_value) {
   new_value = std::max(0.0, std::min(1.0, new_value));
   base::TimeDelta time_delta = base::TimeDelta::FromMicroseconds(
-      static_cast<int64>(duration_.InMicroseconds() * (new_value - state_)));
+      static_cast<int64_t>(duration_.InMicroseconds() * (new_value - state_)));
   SetStartTime(start_time() - time_delta);
   state_ = new_value;
 }