Fix template angle bracket syntax in animation

Source/core/animation/animatable/AnimatableValueTestHelper.cpp

 /*
  * Copyright (c) 2013, Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 47 matching lines @@
 
 void PrintTo(const AnimatableNeutral& animValue, ::std::ostream* os)
 {
     *os << "AnimatableNeutral@" << &animValue;
 }
 
 void PrintTo(const AnimatableRepeatable& animValue, ::std::ostream* os)
 {
     *os << "AnimatableRepeatable(";
 
-    const WillBeHeapVector<RefPtrWillBeMember<AnimatableValue> > v = animValue.values();
-    for (WillBeHeapVector<RefPtrWillBeMember<AnimatableValue> >::const_iterator it = v.begin(); it != v.end(); ++it) {
+    const WillBeHeapVector<RefPtrWillBeMember<AnimatableValue>> v = animValue.values();
+    for (WillBeHeapVector<RefPtrWillBeMember<AnimatableValue>>::const_iterator it = v.begin(); it != v.end(); ++it) {
         PrintTo(*(it->get()), os);
         if (it+1 != v.end())
             *os << ", ";
     }
     *os << ")";
 }
 
 void PrintTo(const AnimatableSVGLength& animSVGLength, ::std::ostream* os)
 {
     *os << "AnimatableSVGLength("
@@ skipping 116 matching lines @@
         PrintTo(toAnimatableTransform(animValue), os);
     else if (animValue.isUnknown())
         PrintTo(toAnimatableUnknown(animValue), os);
     else if (animValue.isVisibility())
         PrintTo(toAnimatableVisibility(animValue), os);
     else
         *os << "Unknown AnimatableValue - update ifelse chain in AnimatableValueTestHelper.h";
 }
 
 } // namespace blink