Add forEach() to CSSVariablesMap

Source/core/css/CSSVariablesMapForEachCallback.h

Index: Source/core/css/CSSVariablesMapForEachCallback.h
diff --git a/Source/bindings/v8/ScriptString.h b/Source/core/css/CSSVariablesMapForEachCallback.h
similarity index 73%
copy from Source/bindings/v8/ScriptString.h
copy to Source/core/css/CSSVariablesMapForEachCallback.h
index ed493f8bf4866b4fa7c815a4df81a456703301f0..bb412bbce29001678555a659ea02376228ed2f14 100644
--- a/Source/bindings/v8/ScriptString.h
+++ b/Source/core/css/CSSVariablesMapForEachCallback.h
@@ -11,9 +11,6 @@
  * copyright notice, this list of conditions and the following disclaimer
  * in the documentation and/or other materials provided with the
  * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
@@ -28,24 +25,24 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#ifndef ScriptString_h
-#define ScriptString_h
+#ifndef CSSVariablesMapForEachCallback_h
+#define CSSVariablesMapForEachCallback_h
 
 #include "bindings/v8/ScriptValue.h"
-#include "bindings/v8/V8Binding.h"
+#include "wtf/RefCounted.h"
 #include "wtf/text/WTFString.h"
 
 namespace WebCore {
 
-class ScriptString : public ScriptValue {
-public:
-    ScriptString() { }
-    ScriptString(v8::Handle<v8::String> value, v8::Isolate* isolate) : ScriptValue(value, isolate) { }
+class CSSVariablesMap;
 
-    ScriptString concatenateWith(const String&);
-    String flattenToString() const;
+class CSSVariablesMapForEachCallback : public RefCounted<CSSVariablesMapForEachCallback> {
+public:
+    virtual ~CSSVariablesMapForEachCallback() { }
+    virtual bool handleItem(ScriptValue thisValue, const String& value, const String& name, CSSVariablesMap*) = 0;
+    virtual bool handleItem(const String& value, const String& name, CSSVariablesMap*) = 0;
 };
 
 } // namespace WebCore
 
-#endif // ScriptString_h
+#endif // CSSVariablesMapForEachCallback_h