Web Animations: Rename TimedItem to AnimationSource

Source/core/core.gypi

 {
     'variables': {
         # Files for which bindings (.cpp and .h files) will be generated
         'core_idl_files': [
             'animation/Animation.idl',
             'animation/AnimationEffect.idl',
             'animation/AnimationPlayer.idl',
+            'animation/AnimationSource.idl',
             'animation/AnimationTimeline.idl',
-            'animation/TimedItem.idl',
             'animation/Timing.idl',
             'clipboard/DataTransfer.idl',
             'clipboard/DataTransferItem.idl',
             'clipboard/DataTransferItemList.idl',
             'css/CSS.idl',
             'css/CSSCharsetRule.idl',
             'css/CSSFontFaceLoadEvent.idl',
             'css/CSSFontFaceRule.idl',
             'css/CSSImportRule.idl',
             'css/CSSKeyframeRule.idl',
@@ skipping 597 matching lines @@
             'animation/AnimatableVisibility.cpp',
             'animation/AnimatableVisibility.h',
             'animation/Animation.cpp',
             'animation/Animation.h',
             'animation/AnimationClock.cpp',
             'animation/AnimationClock.h',
             'animation/AnimationEffect.h',
             'animation/AnimationHelpers.h',
             'animation/AnimationPlayer.cpp',
             'animation/AnimationPlayer.h',
+            'animation/AnimationSource.cpp',
+            'animation/AnimationSource.h',
+            'animation/AnimationSourceTiming.cpp',
+            'animation/AnimationSourceTiming.h',
             'animation/AnimationStack.cpp',
             'animation/AnimationStack.h',
+            'animation/AnimationTimeline.cpp',
+            'animation/AnimationTimeline.h',
             'animation/AnimationTranslationUtil.cpp',
             'animation/AnimationTranslationUtil.h',
             'animation/CompositorAnimations.cpp',
             'animation/CompositorAnimations.h',
             'animation/CompositorAnimationsImpl.h',
+            'animation/CompositorPendingAnimations.cpp',
+            'animation/CompositorPendingAnimations.h',
             'animation/DocumentAnimation.h',
             'animation/DocumentAnimations.cpp',
             'animation/DocumentAnimations.h',
-            'animation/AnimationTimeline.cpp',
-            'animation/AnimationTimeline.h',
             'animation/EffectInput.cpp',
             'animation/EffectInput.h',
             'animation/ElementAnimation.h',
             'animation/InertAnimation.cpp',
             'animation/InertAnimation.h',
             'animation/InterpolableValue.cpp',
             'animation/InterpolableValue.h',
             'animation/Interpolation.cpp',
             'animation/Interpolation.h',
             'animation/InterpolationEffect.cpp',
             'animation/InterpolationEffect.h',
             'animation/KeyframeEffectModel.cpp',
             'animation/KeyframeEffectModel.h',
             'animation/SampledEffect.cpp',
             'animation/SampledEffect.h',
             'animation/StringKeyframe.cpp',
             'animation/StringKeyframe.h',
-            'animation/TimedItem.cpp',
-            'animation/TimedItem.h',
-            'animation/TimedItemCalculations.h',
-            'animation/TimedItemTiming.cpp',
-            'animation/TimedItemTiming.h',
             'animation/Timing.h',
+            'animation/TimingCalculations.h',
             'animation/TimingInput.cpp',
             'animation/TimingInput.h',
             'animation/css/CSSAnimatableValueFactory.cpp',
             'animation/css/CSSAnimatableValueFactory.h',
             'animation/css/CSSAnimationData.cpp',
             'animation/css/CSSAnimationData.h',
             'animation/css/CSSAnimations.cpp',
             'animation/css/CSSAnimations.h',
+            'animation/css/CSSPropertyEquality.cpp',
+            'animation/css/CSSPropertyEquality.h',
             'animation/css/CSSTimingData.cpp',
             'animation/css/CSSTimingData.h',
             'animation/css/CSSTransitionData.cpp',
             'animation/css/CSSTransitionData.h',
-            'animation/CompositorPendingAnimations.cpp',
-            'animation/CompositorPendingAnimations.h',
-            'animation/css/CSSPropertyEquality.cpp',
-            'animation/css/CSSPropertyEquality.h',
             'clipboard/Clipboard.cpp',
             'clipboard/Clipboard.h',
             'clipboard/DataObject.cpp',
             'clipboard/DataObject.h',
             'clipboard/DataObjectItem.cpp',
             'clipboard/DataObjectItem.h',
             'clipboard/DataTransferItem.cpp',
             'clipboard/DataTransferItem.h',
             'clipboard/DataTransferItemList.cpp',
             'clipboard/DataTransferItemList.h',
@@ skipping 2630 matching lines @@
             'animation/AnimatableLengthTest.cpp',
             'animation/AnimatableNeutralTest.cpp',
             'animation/AnimatableStrokeDasharrayListTest.cpp',
             'animation/AnimatableUnknownTest.cpp',
             'animation/AnimatableValueTestHelper.cpp',
             'animation/AnimatableValueTestHelper.h',
             'animation/AnimatableValueTestHelperTest.cpp',
             'animation/AnimationClockTest.cpp',
             'animation/AnimationHelpersTest.cpp',
             'animation/AnimationPlayerTest.cpp',
+            'animation/AnimationSourceTest.cpp',
             'animation/AnimationStackTest.cpp',
             'animation/AnimationTest.cpp',
             'animation/AnimationTestHelper.cpp',
             'animation/AnimationTestHelper.h',
+            'animation/AnimationTimelineTest.cpp',
             'animation/AnimationTranslationUtilTest.cpp',
             'animation/CompositorAnimationsTest.cpp',
             'animation/CompositorAnimationsTestHelper.h',
             'animation/CompositorAnimationsTimingFunctionReverserTest.cpp',
-            'animation/AnimationTimelineTest.cpp',
             'animation/EffectInputTest.cpp',
+            'animation/InterpolableValueTest.cpp',
             'animation/InterpolationEffectTest.cpp',
             'animation/InterpolationTest.cpp',
-            'animation/InterpolableValueTest.cpp',
             'animation/KeyframeEffectModelTest.cpp',
-            'animation/TimedItemCalculationsTest.cpp',
-            'animation/TimedItemTest.cpp',
+            'animation/TimingCalculationsTest.cpp',
             'animation/TimingInputTest.cpp',
             'css/AffectedByFocusTest.cpp',
             'css/CSSCalculationValueTest.cpp',
             'css/CSSFontFaceTest.cpp',
             'css/CSSParserValuesTest.cpp',
             'css/CSSSelectorTest.cpp',
             'css/CSSTestHelper.cpp',
             'css/CSSTestHelper.h',
             'css/CSSValueTestHelper.h',
             'css/DragUpdateTest.cpp',
@@ skipping 33 matching lines @@
             'html/track/vtt/VTTScannerTest.cpp',
             'loader/MixedContentCheckerTest.cpp',
             'rendering/RenderOverflowTest.cpp',
             'rendering/shapes/BoxShapeTest.cpp',
             'testing/UnitTestHelpers.cpp',
             'testing/UnitTestHelpers.h',
             'xml/parser/SharedBufferReaderTest.cpp',
         ],
     }
 }