Fix trailing whitespace in .cpp, .h, and .idl files

Source/core/page/animation/CompositeAnimation.h

Index: Source/core/page/animation/CompositeAnimation.h
diff --git a/Source/core/page/animation/CompositeAnimation.h b/Source/core/page/animation/CompositeAnimation.h
index d2f8da860c02b0d2152f640d75263a1f8e1b5a96..96221bafffe9c8fbb80622706d232ba1d1837f8d 100644
--- a/Source/core/page/animation/CompositeAnimation.h
+++ b/Source/core/page/animation/CompositeAnimation.h
@@ -6,13 +6,13 @@
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
- *     notice, this list of conditions and the following disclaimer. 
+ *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
  *     notice, this list of conditions and the following disclaimer in the
- *     documentation and/or other materials provided with the distribution. 
+ *     documentation and/or other materials provided with the distribution.
  * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
  *     its contributors may be used to endorse or promote products derived
- *     from this software without specific prior written permission. 
+ *     from this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
@@ -50,7 +50,7 @@ public:
     };
 
     ~CompositeAnimation();
-    
+
     void clearRenderer();
 
     PassRefPtr<RenderStyle> animate(RenderObject*, RenderStyle* currentStyle, RenderStyle* targetStyle);
@@ -58,13 +58,13 @@ public:
 
     double timeToNextService() const;
     double timeToNextEvent() const;
-    
+
     AnimationControllerPrivate* animationController() const { return m_animationController; }
 
     void suspendAnimations();
     void resumeAnimations();
     bool suspended() const { return m_suspended; }
-    
+
     bool hasAnimations() const  { return !m_transitions.isEmpty() || !m_keyframeAnimations.isEmpty(); }
 
     bool isAnimatingProperty(CSSPropertyID, bool acceleratedOnly, bool isRunningNow) const;
@@ -86,7 +86,7 @@ private:
 
     void updateTransitions(RenderObject*, RenderStyle* currentStyle, RenderStyle* targetStyle);
     void updateKeyframeAnimations(RenderObject*, RenderStyle* currentStyle, RenderStyle* targetStyle);
-    
+
     typedef HashMap<int, RefPtr<ImplicitAnimation> > CSSPropertyTransitionsMap;
     typedef HashMap<AtomicString, RefPtr<KeyframeAnimation> > AnimationNameMap;