Removed parent data storage common to multiple CSSValues

third_party/WebKit/Source/core/css/CSSValue.h

Index: third_party/WebKit/Source/core/css/CSSValue.h
diff --git a/third_party/WebKit/Source/core/css/CSSValue.h b/third_party/WebKit/Source/core/css/CSSValue.h
index b529e27399408cde71268859a6d983df3ebd4108..16814ad8ff211a347a344c7488d35325d5240944 100644
--- a/third_party/WebKit/Source/core/css/CSSValue.h
+++ b/third_party/WebKit/Source/core/css/CSSValue.h
@@ -186,10 +186,7 @@ protected:
     ClassType getClassType() const { return static_cast<ClassType>(m_classType); }
 
     explicit CSSValue(ClassType classType)
-        : m_primitiveUnitType(0)
-        , m_hasCachedCSSText(false)
-        , m_valueListSeparator(SpaceSeparator)
-        , m_classType(classType)
+        : m_classType(classType)
     {
     }
 
@@ -199,17 +196,6 @@ protected:
 private:
     void destroy();
 
-protected:
-    // The bits in this section are only used by specific subclasses but kept here
-    // to maximize struct packing.
-
-    // CSSPrimitiveValue bits:
-    unsigned m_primitiveUnitType : 7; // CSSPrimitiveValue::UnitType
-    mutable unsigned m_hasCachedCSSText : 1;
-
-    unsigned m_valueListSeparator : ValueListSeparatorBits;

[esprehn, 2016/08/11 05:42:35]

this was done so these bits can pack with m_classType

-
-private:
     unsigned m_classType : ClassTypeBits; // ClassType
 };