1 files changed, 4 insertions, 3 deletions
diff --git a/JavaScriptCore/runtime/FunctionPrototype.cpp b/JavaScriptCore/runtime/FunctionPrototype.cpp
index f08bd5e..3475f08 100644
--- a/JavaScriptCore/runtime/FunctionPrototype.cpp
+++ b/JavaScriptCore/runtime/FunctionPrototype.cpp
@@ -25,6 +25,7 @@
 #include "JSArray.h"
 #include "JSFunction.h"
 #include "JSString.h"
+#include "JSStringBuilder.h"
 #include "Interpreter.h"
 #include "Lexer.h"
 #include "PrototypeFunction.h"
@@ -38,7 +39,7 @@ static JSValue JSC_HOST_CALL functionProtoFuncApply(ExecState*, JSObject*, JSVal
 static JSValue JSC_HOST_CALL functionProtoFuncCall(ExecState*, JSObject*, JSValue, const ArgList&);
 
 FunctionPrototype::FunctionPrototype(ExecState* exec, NonNullPassRefPtr<Structure> structure)
-    : InternalFunction(&exec->globalData(), structure, exec->propertyNames().nullIdentifier)
+    : InternalFunction(&exec->globalData(), structure, exec->propertyNames().emptyIdentifier)
 {
     putDirectWithoutTransition(exec->propertyNames().length, jsNumber(exec, 0), DontDelete | ReadOnly | DontEnum);
 }
@@ -90,13 +91,13 @@ JSValue JSC_HOST_CALL functionProtoFuncToString(ExecState* exec, JSObject*, JSVa
             FunctionExecutable* executable = function->jsExecutable();
             UString sourceString = executable->source().toString();
             insertSemicolonIfNeeded(sourceString);
-            return jsString(exec, makeString("function ", function->name(exec), "(", executable->paramString(), ") ", sourceString));
+            return jsMakeNontrivialString(exec, "function ", function->name(exec), "(", executable->paramString(), ") ", sourceString);
         }
     }
 
     if (thisValue.inherits(&InternalFunction::info)) {
         InternalFunction* function = asInternalFunction(thisValue);
-        return jsString(exec, makeString("function ", function->name(exec), "() {\n    [native code]\n}"));
+        return jsMakeNontrivialString(exec, "function ", function->name(exec), "() {\n    [native code]\n}");
     }
 
     return throwError(exec, TypeError);