Cleanup WebKit prefixed names for classes in css directory.

Source/core/css/CSSMixFunctionValue.cpp

Index: Source/core/css/CSSMixFunctionValue.cpp
diff --git a/Source/core/css/WebKitCSSMixFunctionValue.cpp b/Source/core/css/CSSMixFunctionValue.cpp
similarity index 72%
rename from Source/core/css/WebKitCSSMixFunctionValue.cpp
rename to Source/core/css/CSSMixFunctionValue.cpp
index 01d1bdb805e124e4d3e1ef05af02702390d2e87a..f056a06a26b9c0c2b1906e23e09345b0fff39926 100644
--- a/Source/core/css/WebKitCSSMixFunctionValue.cpp
+++ b/Source/core/css/CSSMixFunctionValue.cpp
@@ -28,38 +28,38 @@
  */
 
 #include "config.h"
-#include "core/css/WebKitCSSMixFunctionValue.h"
+#include "core/css/CSSMixFunctionValue.h"
 
 #include "core/dom/WebCoreMemoryInstrumentation.h"
 
 namespace WebCore {
-    
-WebKitCSSMixFunctionValue::WebKitCSSMixFunctionValue()
-    : CSSValueList(WebKitCSSMixFunctionValueClass, SpaceSeparator)
+
+CSSMixFunctionValue::CSSMixFunctionValue()
+    : CSSValueList(CSSMixFunctionValueClass, SpaceSeparator)
 {
 }
 
-WebKitCSSMixFunctionValue::WebKitCSSMixFunctionValue(const WebKitCSSMixFunctionValue& cloneFrom)
+CSSMixFunctionValue::CSSMixFunctionValue(const CSSMixFunctionValue& cloneFrom)
     : CSSValueList(cloneFrom)
 {
 }
 
-String WebKitCSSMixFunctionValue::customCssText() const
+String CSSMixFunctionValue::customCssText() const
 {
     return "mix(" + CSSValueList::customCssText() + ")";
 }
 
-PassRefPtr<WebKitCSSMixFunctionValue> WebKitCSSMixFunctionValue::cloneForCSSOM() const
+PassRefPtr<CSSMixFunctionValue> CSSMixFunctionValue::cloneForCSSOM() const
 {
-    return adoptRef(new WebKitCSSMixFunctionValue(*this));
+    return adoptRef(new CSSMixFunctionValue(*this));
 }
 
-bool WebKitCSSMixFunctionValue::equals(const WebKitCSSMixFunctionValue& other) const
+bool CSSMixFunctionValue::equals(const CSSMixFunctionValue& other) const
 {
     return CSSValueList::equals(other);
 }
 
-void WebKitCSSMixFunctionValue::reportDescendantMemoryUsage(MemoryObjectInfo* memoryObjectInfo) const
+void CSSMixFunctionValue::reportDescendantMemoryUsage(MemoryObjectInfo* memoryObjectInfo) const
 {
     MemoryClassInfo info(memoryObjectInfo, this, WebCoreMemoryTypes::CSS);
     CSSValueList::reportDescendantMemoryUsage(memoryObjectInfo);