From 1bf1084f2b10c3b47fd1a588d85d21ed0eb41d0c Mon Sep 17 00:00:00 2001
From: Lorry Tar Creator <lorry-tar-importer@lorry>
Date: Tue, 27 Jun 2017 06:07:23 +0000
Subject: webkitgtk-2.16.5

---
 Source/JavaScriptCore/API/APICallbackFunction.h | 24 ++++++++++++++----------
 1 file changed, 14 insertions(+), 10 deletions(-)

(limited to 'Source/JavaScriptCore/API/APICallbackFunction.h')

diff --git a/Source/JavaScriptCore/API/APICallbackFunction.h b/Source/JavaScriptCore/API/APICallbackFunction.h
index 65c519b7a..e5283b5b4 100644
--- a/Source/JavaScriptCore/API/APICallbackFunction.h
+++ b/Source/JavaScriptCore/API/APICallbackFunction.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2013 Apple Inc. All rights reserved.
+ * Copyright (C) 2013, 2016 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ -27,9 +27,9 @@
 #define APICallbackFunction_h
 
 #include "APICast.h"
-#include "APIShims.h"
 #include "Error.h"
 #include "JSCallbackConstructor.h"
+#include "JSLock.h"
 #include <wtf/Vector.h>
 
 namespace JSC {
@@ -44,9 +44,11 @@ template <typename T> static EncodedJSValue JSC_HOST_CALL construct(ExecState*);
 template <typename T>
 EncodedJSValue JSC_HOST_CALL APICallbackFunction::call(ExecState* exec)
 {
+    VM& vm = exec->vm();
+    auto scope = DECLARE_THROW_SCOPE(vm);
     JSContextRef execRef = toRef(exec);
-    JSObjectRef functionRef = toRef(exec->callee());
-    JSObjectRef thisObjRef = toRef(jsCast<JSObject*>(exec->hostThisValue().toThis(exec, NotStrictMode)));
+    JSObjectRef functionRef = toRef(exec->jsCallee());
+    JSObjectRef thisObjRef = toRef(jsCast<JSObject*>(exec->thisValue().toThis(exec, NotStrictMode)));
 
     int argumentCount = static_cast<int>(exec->argumentCount());
     Vector<JSValueRef, 16> arguments;
@@ -57,11 +59,11 @@ EncodedJSValue JSC_HOST_CALL APICallbackFunction::call(ExecState* exec)
     JSValueRef exception = 0;
     JSValueRef result;
     {
-        APICallbackShim callbackShim(exec);
+        JSLock::DropAllLocks dropAllLocks(exec);
         result = jsCast<T*>(toJS(functionRef))->functionCallback()(execRef, functionRef, thisObjRef, argumentCount, arguments.data(), &exception);
     }
     if (exception)
-        exec->vm().throwException(exec, toJS(exec, exception));
+        throwException(exec, scope, toJS(exec, exception));
 
     // result must be a valid JSValue.
     if (!result)
@@ -73,7 +75,9 @@ EncodedJSValue JSC_HOST_CALL APICallbackFunction::call(ExecState* exec)
 template <typename T>
 EncodedJSValue JSC_HOST_CALL APICallbackFunction::construct(ExecState* exec)
 {
-    JSObject* constructor = exec->callee();
+    VM& vm = exec->vm();
+    auto scope = DECLARE_THROW_SCOPE(vm);
+    JSObject* constructor = exec->jsCallee();
     JSContextRef ctx = toRef(exec);
     JSObjectRef constructorRef = toRef(constructor);
 
@@ -88,16 +92,16 @@ EncodedJSValue JSC_HOST_CALL APICallbackFunction::construct(ExecState* exec)
         JSValueRef exception = 0;
         JSObjectRef result;
         {
-            APICallbackShim callbackShim(exec);
+            JSLock::DropAllLocks dropAllLocks(exec);
             result = callback(ctx, constructorRef, argumentCount, arguments.data(), &exception);
         }
         if (exception) {
-            exec->vm().throwException(exec, toJS(exec, exception));
+            throwException(exec, scope, toJS(exec, exception));
             return JSValue::encode(toJS(exec, exception));
         }
         // result must be a valid JSValue.
         if (!result)
-            return throwVMTypeError(exec);
+            return throwVMTypeError(exec, scope);
         return JSValue::encode(toJS(result));
     }
     
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