CSSValue Immediates: Change CSSValue to an object instead of a pointer

Source/core/css/CSSTimingFunctionValue.h

Index: Source/core/css/CSSTimingFunctionValue.h
diff --git a/Source/core/css/CSSTimingFunctionValue.h b/Source/core/css/CSSTimingFunctionValue.h
index a899f13901bc5331b2cda210a0689aefd7c0fa26..6eab91dd74fc9efe740a21640b10d140abc60429 100644
--- a/Source/core/css/CSSTimingFunctionValue.h
+++ b/Source/core/css/CSSTimingFunctionValue.h
@@ -32,7 +32,7 @@
 
 namespace blink {
 
-class CSSCubicBezierTimingFunctionValue : public CSSValue {
+class CSSCubicBezierTimingFunctionValue : public CSSValueObject {
 public:
     static PassRefPtrWillBeRawPtr<CSSCubicBezierTimingFunctionValue> create(double x1, double y1, double x2, double y2)
     {
@@ -48,11 +48,11 @@ public:
 
     bool equals(const CSSCubicBezierTimingFunctionValue&) const;
 
-    DEFINE_INLINE_TRACE_AFTER_DISPATCH() { CSSValue::traceAfterDispatch(visitor); }
+    DEFINE_INLINE_TRACE_AFTER_DISPATCH() { CSSValueObject::traceAfterDispatch(visitor); }
 
 private:
     CSSCubicBezierTimingFunctionValue(double x1, double y1, double x2, double y2)
-        : CSSValue(CubicBezierTimingFunctionClass)
+        : CSSValueObject(CubicBezierTimingFunctionClass)
         , m_x1(x1)
         , m_y1(y1)
         , m_x2(x2)
@@ -68,7 +68,7 @@ private:
 
 DEFINE_CSS_VALUE_TYPE_CASTS(CSSCubicBezierTimingFunctionValue, isCubicBezierTimingFunctionValue());
 
-class CSSStepsTimingFunctionValue : public CSSValue {
+class CSSStepsTimingFunctionValue : public CSSValueObject {
 public:
     static PassRefPtrWillBeRawPtr<CSSStepsTimingFunctionValue> create(int steps, StepsTimingFunction::StepAtPosition stepAtPosition)
     {
@@ -82,11 +82,11 @@ public:
 
     bool equals(const CSSStepsTimingFunctionValue&) const;
 
-    DEFINE_INLINE_TRACE_AFTER_DISPATCH() { CSSValue::traceAfterDispatch(visitor); }
+    DEFINE_INLINE_TRACE_AFTER_DISPATCH() { CSSValueObject::traceAfterDispatch(visitor); }
 
 private:
     CSSStepsTimingFunctionValue(int steps, StepsTimingFunction::StepAtPosition stepAtPosition)
-        : CSSValue(StepsTimingFunctionClass)
+        : CSSValueObject(StepsTimingFunctionClass)
         , m_steps(steps)
         , m_stepAtPosition(stepAtPosition)
     {