Rewrite references to "wtf/" to "platform/wtf/" in core/animation.

third_party/WebKit/Source/core/animation/AnimationTimeline.cpp

Index: third_party/WebKit/Source/core/animation/AnimationTimeline.cpp
diff --git a/third_party/WebKit/Source/core/animation/AnimationTimeline.cpp b/third_party/WebKit/Source/core/animation/AnimationTimeline.cpp
index 8eae8a303a4bfc812848b662739f40ea774cdd32..14732e53c7656aad7bc3275c5b3d07653ab22f72 100644
--- a/third_party/WebKit/Source/core/animation/AnimationTimeline.cpp
+++ b/third_party/WebKit/Source/core/animation/AnimationTimeline.cpp
@@ -30,6 +30,7 @@
 
 #include "core/animation/AnimationTimeline.h"
 
+#include <algorithm>
 #include "core/animation/AnimationClock.h"
 #include "core/animation/ElementAnimations.h"
 #include "core/dom/Document.h"
@@ -39,10 +40,9 @@
 #include "platform/RuntimeEnabledFeatures.h"
 #include "platform/animation/CompositorAnimationTimeline.h"
 #include "platform/instrumentation/tracing/TraceEvent.h"
+#include "platform/wtf/PtrUtil.h"
 #include "public/platform/Platform.h"
 #include "public/platform/WebCompositorSupport.h"
-#include "wtf/PtrUtil.h"
-#include <algorithm>
 
 namespace blink {