Update SameSizeAsComputedStyle to reflect new changes.

third_party/WebKit/Source/core/style/ComputedStyle.cpp

Index: third_party/WebKit/Source/core/style/ComputedStyle.cpp
diff --git a/third_party/WebKit/Source/core/style/ComputedStyle.cpp b/third_party/WebKit/Source/core/style/ComputedStyle.cpp
index f4ddbc24d241a7349c12a07fae6013710d75b2be..63993c9158742a9bfe014b77e7c8d4dd24aebdde 100644
--- a/third_party/WebKit/Source/core/style/ComputedStyle.cpp
+++ b/third_party/WebKit/Source/core/style/ComputedStyle.cpp
@@ -72,10 +72,11 @@ ASSERT_SIZE(BorderValue, SameSizeAsBorderValue);
 // re-create the same structure for an accurate size comparison.
 struct SameSizeAsComputedStyle : public RefCounted<SameSizeAsComputedStyle> {
   struct ComputedStyleBase {
+    void* data_refs[3];
     unsigned bitfields_[4];
   } base_;
 
-  void* data_refs[7];
+  void* data_refs[4];
   void* own_ptrs[1];
   void* data_ref_svg_style;
 };