Web Animations API: Refactor IDL input conversion out of Animation

Source/core/core.gypi

Index: Source/core/core.gypi
diff --git a/Source/core/core.gypi b/Source/core/core.gypi
index 63586b74c9f27d192c029d46e370e9203f83d62a..783816e1b1e24549ca146469f16a56c3469de5c7 100644
--- a/Source/core/core.gypi
+++ b/Source/core/core.gypi
@@ -590,8 +590,9 @@
             'animation/DocumentAnimations.h',
             'animation/DocumentTimeline.cpp',
             'animation/DocumentTimeline.h',
-            'animation/ElementAnimation.cpp',
             'animation/ElementAnimation.h',
+            'animation/EffectInput.cpp',
+            'animation/EffectInput.h',
             'animation/InertAnimation.cpp',
             'animation/InertAnimation.h',
             'animation/InterpolableValue.cpp',
@@ -606,6 +607,8 @@
             'animation/TimedItemTiming.cpp',
             'animation/TimedItemTiming.h',
             'animation/Timing.h',
+            'animation/TimingInput.cpp',
+            'animation/TimingInput.h',
             'animation/css/CSSAnimatableValueFactory.cpp',
             'animation/css/CSSAnimatableValueFactory.h',
             'animation/css/CSSAnimations.cpp',
@@ -3247,7 +3250,6 @@
             'animation/AnimationTest.cpp',
             'animation/AnimationTestHelper.cpp',
             'animation/AnimationTestHelper.h',
-            'animation/AnimationTimingInputTest.cpp',
             'animation/AnimationTranslationUtilTest.cpp',
             'animation/CompositorAnimationsTest.cpp',
             'animation/CompositorAnimationsTestHelper.h',
@@ -3258,6 +3260,7 @@
             'animation/PlayerTest.cpp',
             'animation/TimedItemCalculationsTest.cpp',
             'animation/TimedItemTest.cpp',
+            'animation/TimingInputTest.cpp',
             'css/AffectedByFocusTest.cpp',
             'css/CSSCalculationValueTest.cpp',
             'css/CSSFontFaceTest.cpp',