rAF: Introduce FrameRequestCallbackCollection for managing rAF callbacks.

Source/core/core.gypi

 {
     'includes': [
         'core_generated.gypi',
     ],
     'variables': {
         # Files for which bindings (.cpp and .h files) will be generated
         'core_idl_files': [
             'animation/Animation.idl',
             'animation/AnimationEffect.idl',
             'animation/AnimationNode.idl',
@@ skipping 50 matching lines @@
             'dom/DOMStringList.idl',
             'dom/DOMStringMap.idl',
             'dom/DOMTokenList.idl',
             'dom/DataView.idl',
             'dom/Document.idl',
             'dom/DocumentFragment.idl',
             'dom/DocumentType.idl',
             'dom/Element.idl',
             'dom/Float32Array.idl',
             'dom/Float64Array.idl',
+            'dom/FrameRequestCallback.idl',
             'dom/Int16Array.idl',
             'dom/Int32Array.idl',
             'dom/Int8Array.idl',
             'dom/Iterator.idl',
             'dom/MessageChannel.idl',
             'dom/MessagePort.idl',
             'dom/MutationObserver.idl',
             'dom/MutationRecord.idl',
             'dom/NamedNodeMap.idl',
             'dom/Node.idl',
             'dom/NodeFilter.idl',
             'dom/NodeIterator.idl',
             'dom/NodeList.idl',
             'dom/ProcessingInstruction.idl',
             'dom/Range.idl',
-            'dom/RequestAnimationFrameCallback.idl',
             'dom/StringCallback.idl',
             'dom/Text.idl',
             'dom/Touch.idl',
             'dom/TouchList.idl',
             'dom/TreeWalker.idl',
             'dom/Uint16Array.idl',
             'dom/Uint32Array.idl',
             'dom/Uint8Array.idl',
             'dom/Uint8ClampedArray.idl',
             'dom/XMLDocument.idl',
@@ skipping 2099 matching lines @@
             'dom/ElementRareData.cpp',
             'dom/ElementRareData.h',
             'dom/ElementTraversal.h',
             'dom/EmptyNodeList.cpp',
             'dom/EmptyNodeList.h',
             'dom/ExecutionContext.cpp',
             'dom/ExecutionContext.h',
             'dom/ExecutionContextTask.h',
             'dom/FirstLetterPseudoElement.cpp',
             'dom/FirstLetterPseudoElement.h',
+            'dom/FrameRequestCallback.h',
+            'dom/FrameRequestCallbackCollection.cpp',
+            'dom/FrameRequestCallbackCollection.h',
             'dom/Fullscreen.cpp',
             'dom/Fullscreen.h',
             'dom/GlobalEventHandlers.h',
             'dom/IconURL.cpp',
             'dom/IconURL.h',
             'dom/IdTargetObserver.cpp',
             'dom/IdTargetObserver.h',
             'dom/IdTargetObserverRegistry.cpp',
             'dom/IdTargetObserverRegistry.h',
             'dom/IgnoreDestructiveWriteCountIncrementer.h',
@@ skipping 55 matching lines @@
             'dom/PresentationAttributeStyle.cpp',
             'dom/PresentationAttributeStyle.h',
             'dom/ProcessingInstruction.cpp',
             'dom/ProcessingInstruction.h',
             'dom/PseudoElement.cpp',
             'dom/QualifiedName.cpp',
             'dom/Range.cpp',
             'dom/RawDataDocumentParser.h',
             'dom/RemoteSecurityContext.cpp',
             'dom/RemoteSecurityContext.h',
-            'dom/RequestAnimationFrameCallback.h',
             'dom/SandboxFlags.cpp',
             'dom/SandboxFlags.h',
             'dom/ScopedWindowFocusAllowedIndicator.h',
             'dom/ScriptLoader.cpp',
             'dom/ScriptLoader.h',
             'dom/ScriptRunner.cpp',
             'dom/ScriptRunner.h',
             'dom/ScriptableDocumentParser.cpp',
             'dom/ScriptableDocumentParser.h',
             'dom/ScriptedAnimationController.cpp',
@@ skipping 1517 matching lines @@
             'paint/LayoutObjectDrawingRecorderTest.cpp',
             'paint/TextPainterTest.cpp',
             'paint/ViewDisplayListTest.cpp',
             'streams/ReadableStreamReaderTest.cpp',
             'streams/ReadableStreamTest.cpp',
             'testing/PrivateScriptTestTest.cpp',
             'xml/parser/SharedBufferReaderTest.cpp',
         ],
     }
 }