1 files changed, 22 insertions, 11 deletions

diff --git a/Source/JavaScriptCore/runtime/JSBoundFunction.cpp b/Source/JavaScriptCore/runtime/JSBoundFunction.cpp
index f22827a37..febe9897d 100644
--- a/Source/JavaScriptCore/runtime/JSBoundFunction.cpp
+++ b/Source/JavaScriptCore/runtime/JSBoundFunction.cpp
@@ -28,11 +28,11 @@
 
 #include "GetterSetter.h"
 #include "JSGlobalObject.h"
-#include "Operations.h"
+#include "JSCInlines.h"
 
 namespace JSC {
 
-const ClassInfo JSBoundFunction::s_info = { "Function", &Base::s_info, 0, 0, CREATE_METHOD_TABLE(JSBoundFunction) };
+const ClassInfo JSBoundFunction::s_info = { "Function", &Base::s_info, 0, CREATE_METHOD_TABLE(JSBoundFunction) };
 
 EncodedJSValue JSC_HOST_CALL boundFunctionCall(ExecState* exec)
 {
@@ -74,23 +74,31 @@ EncodedJSValue JSC_HOST_CALL boundFunctionConstruct(ExecState* exec)
     return JSValue::encode(construct(exec, targetFunction, constructType, constructData, args));
 }
 
+EncodedJSValue JSC_HOST_CALL isBoundFunction(ExecState* exec)
+{
+    return JSValue::encode(JSValue(static_cast<bool>(jsDynamicCast<JSBoundFunction*>(exec->uncheckedArgument(0)))));
+}
+
+EncodedJSValue JSC_HOST_CALL hasInstanceBoundFunction(ExecState* exec)
+{
+    JSBoundFunction* boundObject = jsCast<JSBoundFunction*>(exec->uncheckedArgument(0));
+    JSValue value = exec->uncheckedArgument(1);
+
+    return JSValue::encode(jsBoolean(boundObject->targetFunction()->hasInstance(exec, value)));
+}
+
 JSBoundFunction* JSBoundFunction::create(VM& vm, JSGlobalObject* globalObject, JSObject* targetFunction, JSValue boundThis, JSValue boundArgs, int length, const String& name)
 {
     ConstructData constructData;
     ConstructType constructType = JSC::getConstructData(targetFunction, constructData);
     bool canConstruct = constructType != ConstructTypeNone;
-    NativeExecutable* executable = vm.getHostFunction(boundFunctionCall, canConstruct ? boundFunctionConstruct : callHostFunctionAsConstructor);
+    NativeExecutable* executable = vm.getHostFunction(boundFunctionCall, canConstruct ? boundFunctionConstruct : callHostFunctionAsConstructor, ASCIILiteral("Function.prototype.bind result"));
     JSBoundFunction* function = new (NotNull, allocateCell<JSBoundFunction>(vm.heap)) JSBoundFunction(vm, globalObject, globalObject->boundFunctionStructure(), targetFunction, boundThis, boundArgs);
 
-    function->finishCreation(vm, executable, length, name);
+    function->finishCreation(vm, executable, length, makeString("bound ", name));
     return function;
 }
 
-void JSBoundFunction::destroy(JSCell* cell)
-{
-    static_cast<JSBoundFunction*>(cell)->JSBoundFunction::~JSBoundFunction();
-}
-
 bool JSBoundFunction::customHasInstance(JSObject* object, ExecState* exec, JSValue value)
 {
     return jsCast<JSBoundFunction*>(object)->m_targetFunction->hasInstance(exec, value);
@@ -117,8 +125,6 @@ void JSBoundFunction::visitChildren(JSCell* cell, SlotVisitor& visitor)
 {
     JSBoundFunction* thisObject = jsCast<JSBoundFunction*>(cell);
     ASSERT_GC_OBJECT_INHERITS(thisObject, info());
-    COMPILE_ASSERT(StructureFlags & OverridesVisitChildren, OverridesVisitChildrenWithoutSettingFlag);
-    ASSERT(thisObject->structure()->typeInfo().overridesVisitChildren());
     Base::visitChildren(thisObject, visitor);
 
     visitor.append(&thisObject->m_targetFunction);
@@ -126,4 +132,9 @@ void JSBoundFunction::visitChildren(JSCell* cell, SlotVisitor& visitor)
     visitor.append(&thisObject->m_boundArgs);
 }
 
+String JSBoundFunction::toStringName(ExecState* exec)
+{
+    return m_targetFunction->get(exec, exec->vm().propertyNames->name).toWTFString(exec);
+}
+
 } // namespace JSC