Roll 50: Copied IDLs, PYTHON scripts from WebKit removed deleted files in WebCore

core/animation/Animation.idl

Index: core/animation/Animation.idl
diff --git a/core/animation/Animation.idl b/core/animation/Animation.idl
index 76ef6bb57d49975fdc48c22c94dd6751e4faba7d..34099ba78849127bdd73a188cda2a1bb2731ae6a 100644
--- a/core/animation/Animation.idl
+++ b/core/animation/Animation.idl
@@ -33,7 +33,7 @@
 enum AnimationPlayState { "idle", "pending", "running", "paused", "finished" };
 
 [
-    ActiveDOMObject,
+    DependentLifetime,
     NoInterfaceObject,
 ] interface Animation : EventTarget {
     // TODO(dstockwell): Add timeline property.
@@ -43,14 +43,13 @@ enum AnimationPlayState { "idle", "pending", "running", "paused", "finished" };
     [Measure] attribute double     playbackRate;
     [Measure] readonly attribute AnimationPlayState playState;
     [Measure, RaisesException] void finish();
-    [Measure] void play();
-    [Measure] void pause();
-    [Measure] void reverse();
-    [RuntimeEnabled=WebAnimationsAPI] attribute double startClip;
-    [RuntimeEnabled=WebAnimationsAPI] attribute double endClip;
-
+    [Measure, RaisesException] void play();
+    [Measure, RaisesException] void pause();
+    [Measure, RaisesException] void reverse();
+    [Measure] attribute DOMString id;
     [Measure] void cancel();
     [Measure] attribute EventHandler onfinish;
+    [Measure] attribute EventHandler oncancel;
     [RuntimeEnabled=WebAnimationsAPI, CallWith=ScriptState] readonly attribute Promise<Animation> finished;
     [RuntimeEnabled=WebAnimationsAPI, CallWith=ScriptState] readonly attribute Promise<Animation> ready;
 };