1 files changed, 8 insertions, 9 deletions

diff --git a/Source/JavaScriptCore/interpreter/ProtoCallFrame.h b/Source/JavaScriptCore/interpreter/ProtoCallFrame.h
index b7151eeff..af33a3072 100644
--- a/Source/JavaScriptCore/interpreter/ProtoCallFrame.h
+++ b/Source/JavaScriptCore/interpreter/ProtoCallFrame.h
@@ -32,34 +32,33 @@ namespace JSC {
 
 struct ProtoCallFrame {
     Register codeBlockValue;
-    Register scopeChainValue;
     Register calleeValue;
     Register argCountAndCodeOriginValue;
     Register thisArg;
-    size_t paddedArgCount;
+    uint32_t paddedArgCount;
+    bool arityMissMatch;
     JSValue *args;
 
-    void init(CodeBlock*, JSScope*, JSObject*, JSValue, int, JSValue* otherArgs = 0);
+    void init(CodeBlock*, JSObject*, JSValue, int, JSValue* otherArgs = 0);
 
     CodeBlock* codeBlock() const { return codeBlockValue.Register::codeBlock(); }
     void setCodeBlock(CodeBlock* codeBlock) { codeBlockValue = codeBlock; }
 
-    JSScope* scope() const { return scopeChainValue.Register::scope(); }
-    void setScope(JSScope* scope) { scopeChainValue = scope; }
-
-    JSObject* callee() const { return calleeValue.Register::function(); }
-    void setCallee(JSObject* callee) { calleeValue = Register::withCallee(callee); }
+    JSObject* callee() const { return calleeValue.Register::object(); }
+    void setCallee(JSObject* callee) { calleeValue = callee; }
 
     int argumentCountIncludingThis() const { return argCountAndCodeOriginValue.payload(); }
     int argumentCount() const { return argumentCountIncludingThis() - 1; }
     void setArgumentCountIncludingThis(int count) { argCountAndCodeOriginValue.payload() = count; }
-    void setPaddedArgsCount(size_t argCount) { paddedArgCount = argCount; }
+    void setPaddedArgCount(uint32_t argCount) { paddedArgCount = argCount; }
 
     void clearCurrentVPC() { argCountAndCodeOriginValue.tag() = 0; }
     
     JSValue thisValue() const { return thisArg.Register::jsValue(); }
     void setThisValue(JSValue value) { thisArg = value; }
 
+    bool needArityCheck() { return arityMissMatch; }
+
     JSValue argument(size_t argumentIndex)
     {
         ASSERT(static_cast<int>(argumentIndex) < argumentCount());