Simplify animation testing API

Source/core/testing/Internals.idl

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  * Copyright (C) 2013 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 42 matching lines @@
     [RaisesException] void setShadowPseudoId(Element element, DOMString id);
     [RaisesException] Element createContentElement();
     [RaisesException] boolean isValidContentSelect(Element contentElement);
     [RaisesException] Node treeScopeRootNode(Node node);
     [RaisesException] Node parentTreeScope(Node node);
     [RaisesException] boolean hasSelectorForIdInShadow(Element host, DOMString id);
     [RaisesException] boolean hasSelectorForClassInShadow(Element host, DOMString className);
     [RaisesException] boolean hasSelectorForAttributeInShadow(Element host, DOMString attributeName);
     [RaisesException] boolean hasSelectorForPseudoClassInShadow(Element host, DOMString pseudoClass);
 
-    // CSS Animation testing.
+    // CSS Animation and Transition testing.
     unsigned long numberOfActiveAnimations();
     [RaisesException] void suspendAnimations(Document document);
     [RaisesException] void resumeAnimations(Document document);
-    [RaisesException] boolean pauseAnimationAtTimeOnElement(DOMString animationName, double pauseTime, Element element);
-    [RaisesException] boolean pauseAnimationAtTimeOnPseudoElement(DOMString animationName, double pauseTime, Element element, DOMString pseudoId);
-
-    // CSS Transition testing.
-    [RaisesException] boolean pauseTransitionAtTimeOnElement(DOMString propertyName, double pauseTime, Element element);
-    [RaisesException] boolean pauseTransitionAtTimeOnPseudoElement(DOMString property, double pauseTime, Element element, DOMString pseudoId);
+    [RaisesException] void pauseAnimations(double pauseTime);
 
     [RaisesException] Node nextSiblingByWalker(Node node);
     [RaisesException] Node firstChildByWalker(Node node);
     [RaisesException] Node lastChildByWalker(Node node);
     [RaisesException] Node nextNodeByWalker(Node node);
     [RaisesException] Node previousNodeByWalker(Node node);
 
     [RaisesException] boolean attached(Node node);
 
     DOMString visiblePlaceholder(Element element);
@@ skipping 162 matching lines @@
     void forceReload(boolean endToEnd);
 
     [Conditional=ENCRYPTED_MEDIA_V2] void initializeMockCDM();
 
     [Conditional=SPEECH_SYNTHESIS] void enableMockSpeechSynthesizer();
 
     [RaisesException] DOMString getImageSourceURL(Element element);
 
     boolean isSelectPopupVisible(Node node);
 };