Temporarily disable baseLayoutStyle optimization.

Source/core/animation/ElementAnimations.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 74 matching lines @@
 {
 #if ENABLE(OILPAN)
     visitor->trace(m_cssAnimations);
     visitor->trace(m_defaultStack);
     visitor->trace(m_players);
 #endif
 }
 
 const LayoutStyle* ElementAnimations::baseLayoutStyle() const
 {
-#if !ENABLE(ASSERT)
-    if (isAnimationStyleChange())
-        return m_baseLayoutStyle.get();
-#endif
     return nullptr;
 }
 
 void ElementAnimations::updateBaseLayoutStyle(const LayoutStyle* layoutStyle)
 {
     if (!isAnimationStyleChange()) {
         m_baseLayoutStyle = nullptr;
         return;
     }
-#if ENABLE(ASSERT)
-    if (m_baseLayoutStyle && layoutStyle)
-        ASSERT(*m_baseLayoutStyle == *layoutStyle);
-#endif
+    if (m_baseLayoutStyle && layoutStyle) {
+        RELEASE_ASSERT(*m_baseLayoutStyle == *layoutStyle);
+        return;
+    }
     m_baseLayoutStyle = LayoutStyle::clone(*layoutStyle);
 }
 
 void ElementAnimations::clearBaseLayoutStyle()
 {
     m_baseLayoutStyle = nullptr;
 }
 
 } // namespace blink