Implement AnimationEffectTimingReadOnly interface

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

Index: third_party/WebKit/Source/core/animation/AnimationEffectReadOnly.cpp
diff --git a/third_party/WebKit/Source/core/animation/AnimationEffectReadOnly.cpp b/third_party/WebKit/Source/core/animation/AnimationEffectReadOnly.cpp
index 16aa53b30e0c64b2149ddc10562620bdad505819..0b4a0f99cea4145ad1b3a4c93137e68490b8d269 100644
--- a/third_party/WebKit/Source/core/animation/AnimationEffectReadOnly.cpp
+++ b/third_party/WebKit/Source/core/animation/AnimationEffectReadOnly.cpp
@@ -31,7 +31,7 @@
 #include "core/animation/AnimationEffectReadOnly.h"
 
 #include "core/animation/Animation.h"
-#include "core/animation/AnimationEffectTiming.h"
+#include "core/animation/AnimationEffectTimingReadOnly.h"
 #include "core/animation/ComputedTimingProperties.h"
 #include "core/animation/TimingCalculations.h"
 
@@ -263,8 +263,8 @@ AnimationEffectReadOnly::ensureCalculated() const {
   return m_calculated;
 }
 
-AnimationEffectTiming* AnimationEffectReadOnly::timing() {
-  return AnimationEffectTiming::create(this);
+AnimationEffectTimingReadOnly* AnimationEffectReadOnly::timing() {
+  return AnimationEffectTimingReadOnly::create(this);
 }
 
 DEFINE_TRACE(AnimationEffectReadOnly) {