Add CallAsFunction method to the Object class in the API

include/v8.h

Index: include/v8.h
diff --git a/include/v8.h b/include/v8.h
index 6ba8859ef405acde38bad6f67ae4abe0bc5bebce..1d1abe81ff8716e8fdb3ad2677dfc97723179522 100644
--- a/include/v8.h
+++ b/include/v8.h
@@ -1687,6 +1687,14 @@ class Object : public Value {
   V8EXPORT ExternalArrayType GetIndexedPropertiesExternalArrayDataType();
   V8EXPORT int GetIndexedPropertiesExternalArrayDataLength();
 
+  /**
+   * Call an Object as a function if a callback is set by the 
+   * ObjectTemplate::SetCallAsFunctionHandler method.
+   */
+  V8EXPORT Local<Value> CallAsFunction(Handle<Object> recv,
+                                       int argc,
+                                       Handle<Value> argv[]);
+
   V8EXPORT static Local<Object> New();
   static inline Object* Cast(Value* obj);
  private: