Create DOM exceptions in the correct context.

Source/bindings/scripts/code_generator_v8.pm

 # Copyright (C) 2005, 2006 Nikolas Zimmermann <zimmermann@kde.org>
 # Copyright (C) 2006 Anders Carlsson <andersca@mac.com>
 # Copyright (C) 2006 Samuel Weinig <sam.weinig@gmail.com>
 # Copyright (C) 2006 Alexey Proskuryakov <ap@webkit.org>
 # Copyright (C) 2006 Apple Computer, Inc.
 # Copyright (C) 2007, 2008, 2009, 2012 Google Inc.
 # Copyright (C) 2009 Cameron McCormack <cam@mcc.id.au>
 # Copyright (C) Research In Motion Limited 2010. All rights reserved.
 # Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
 # Copyright (C) 2012 Ericsson AB. All rights reserved.
@@ skipping 1252 matching lines @@
 
     AddToImplIncludes("bindings/v8/BindingSecurity.h");
     AddToImplIncludes("bindings/v8/ExceptionState.h");
     $implementation{nameSpaceInternal}->add(<<END);
 static void ${implClassName}DomainSafeFunctionSetter(v8::Local<v8::String> name, v8::Local<v8::Value> jsValue, const v8::PropertyCallbackInfo<void>& info)
 {
     v8::Handle<v8::Object> holder = info.This()->FindInstanceInPrototypeChain(${v8ClassName}::GetTemplate(info.GetIsolate(), worldType(info.GetIsolate())));
     if (holder.IsEmpty())
         return;
     ${implClassName}* imp = ${v8ClassName}::toNative(holder);
-    ExceptionState exceptionState(info.GetIsolate());
+    ExceptionState exceptionState(info.Holder(), info.GetIsolate());
     if (!BindingSecurity::shouldAllowAccessToFrame(imp->frame(), exceptionState)) {
         exceptionState.throwIfNeeded();
         return;
     }
 
     info.This()->SetHiddenValue(name, jsValue);
 }
 
 END
 }
@@ skipping 218 matching lines @@
     ${implClassName}* imp = ${v8ClassName}::toNative(info.Holder());
 END
         }
     }
 
     my $raisesException = $attribute->extendedAttributes->{"RaisesException"};
     my $useExceptions = 1 if $raisesException && ($raisesException eq "VALUE_IS_MISSING" or $raisesException eq "Getter");
     if ($useExceptions || $attribute->extendedAttributes->{"CheckSecurity"}) {
         AddToImplIncludes("bindings/v8/ExceptionMessages.h");
         AddToImplIncludes("bindings/v8/ExceptionState.h");
-        $code .= "    ExceptionState exceptionState(info.GetIsolate());\n";
+        $code .= "    ExceptionState exceptionState(info.Holder(), info.GetIsolate());\n";
     }
 
     # Generate security checks if necessary
     if ($attribute->extendedAttributes->{"CheckSecurity"}) {
         AddToImplIncludes("bindings/v8/BindingSecurity.h");
         $code .= "    if (!BindingSecurity::shouldAllowAccessToNode(imp->" . GetImplName($attribute) . "(), exceptionState)) {\n";
         $code .= "        v8SetReturnValueNull(info);\n";
         $code .= "        exceptionState.throwIfNeeded();\n";
         $code .= "        return;\n";
         $code .= "    }\n";
@@ skipping 248 matching lines @@
 
     my $code = "";
     $code .= <<END;
 static void ${implClassName}ReplaceableAttributeSetter(v8::Local<v8::String> name, v8::Local<v8::Value> jsValue, const v8::PropertyCallbackInfo<void>& info)
 {
 END
     if ($interface->extendedAttributes->{"CheckSecurity"}) {
         AddToImplIncludes("bindings/v8/BindingSecurity.h");
         $code .= <<END;
     ${implClassName}* imp = ${v8ClassName}::toNative(info.Holder());
-    ExceptionState exceptionState(info.GetIsolate());
+    ExceptionState exceptionState(info.Holder(), info.GetIsolate());
     if (!BindingSecurity::shouldAllowAccessToFrame(imp->frame(), exceptionState)) {
         exceptionState.throwIfNeeded();
         return;
     }
 END
     }
 
     $code .= <<END;
     info.This()->ForceSet(name, jsValue);
 }
@@ skipping 213 matching lines @@
 END
         $expression = $expression . "->propertyReference()";
     }
 
     my $raisesException = $attribute->extendedAttributes->{"RaisesException"};
     my $useExceptions = 1 if $raisesException && ($raisesException eq "VALUE_IS_MISSING" or $raisesException eq "Setter");
 
     if ($useExceptions) {
         AddToImplIncludes("bindings/v8/ExceptionMessages.h");
         AddToImplIncludes("bindings/v8/ExceptionState.h");
-        $code .= "    ExceptionState exceptionState(info.GetIsolate());\n";
+        $code .= "    ExceptionState exceptionState(info.Holder(), info.GetIsolate());\n";
     }
 
     if ($attribute->type eq "EventHandler") {
         my $implementedBy = $attribute->extendedAttributes->{"ImplementedBy"};
         my $implementedByImplName;
         if ($implementedBy) {
             $implementedByImplName = GetImplNameFromImplementedBy($implementedBy);
         }
         if (!InheritsInterface($interface, "Node")) {
             my $attrImplName = GetImplName($attribute);
@@ skipping 282 matching lines @@
         my $passRefPtrHandling = ($name eq "addEventListener") ? "" : ".get()";
         my $hiddenDependencyAction = ($name eq "addEventListener") ? "create" : "remove";
 
         AddToImplIncludes("bindings/v8/BindingSecurity.h");
         AddToImplIncludes("bindings/v8/ExceptionState.h");
         AddToImplIncludes("bindings/v8/V8EventListenerList.h");
         AddToImplIncludes("core/frame/DOMWindow.h");
         $code .= <<END;
     EventTarget* impl = ${v8ClassName}::toNative(info.Holder());
     if (DOMWindow* window = impl->toDOMWindow()) {
-        ExceptionState exceptionState(info.GetIsolate());
+        ExceptionState exceptionState(info.Holder(), info.GetIsolate());
         if (!BindingSecurity::shouldAllowAccessToFrame(window->frame(), exceptionState)) {
             exceptionState.throwIfNeeded();
             return;
         }
         if (!window->document())
             return;
     }
     RefPtr<EventListener> listener = V8EventListenerList::getEventListener(info[1], false, ListenerFind${lookupType});
     if (listener) {
         V8TRYCATCH_FOR_V8STRINGRESOURCE_VOID(V8StringResource<WithNullCheck>, eventName, info[0]);
@@ skipping 46 matching lines @@
     ${implClassName}* imp = ${v8ClassName}::toNative(info.Holder());
 END
     }
 
     $code .= GenerateCustomElementInvocationScopeIfNeeded($funcExt);
 
     my $raisesExceptions = $function->extendedAttributes->{"RaisesException"} || ($interface->extendedAttributes->{"CheckSecurity"} && !$function->extendedAttributes->{"DoNotCheckSecurity"});
     if ($raisesExceptions) {
         AddToImplIncludes("bindings/v8/ExceptionMessages.h");
         AddToImplIncludes("bindings/v8/ExceptionState.h");
-        $code .= "    ExceptionState exceptionState(info.GetIsolate());\n";
+        $code .= "    ExceptionState exceptionState(info.Holder(), info.GetIsolate());\n";
     }
 
     # Check domain security if needed
     if ($interface->extendedAttributes->{"CheckSecurity"} && !$function->extendedAttributes->{"DoNotCheckSecurity"}) {
         # We have not find real use cases yet.
         AddToImplIncludes("bindings/v8/BindingSecurity.h");
         $code .= <<END;
     if (!BindingSecurity::shouldAllowAccessToFrame(imp->frame(), exceptionState)) {
         exceptionState.throwIfNeeded();
         return;
@@ skipping 306 matching lines @@
 {
 END
 
     if ($function->overloadedIndex == 0) {
         $code .= GenerateArgumentsCountCheck($function, $interface);
     }
 
     if ($raisesExceptions) {
         AddToImplIncludes("bindings/v8/ExceptionMessages.h");
         AddToImplIncludes("bindings/v8/ExceptionState.h");
-        $code .= "    ExceptionState exceptionState(info.GetIsolate());\n";
+        $code .= "    ExceptionState exceptionState(info.Holder(), info.GetIsolate());\n";
     }
 
     # FIXME: Currently [Constructor(...)] does not yet support optional arguments without [Default=...]
     my ($parameterCheckString, $paramIndex, %replacements) = GenerateParametersCheck($function, $interface, "");
     $code .= $parameterCheckString;
 
     if ($interface->extendedAttributes->{"ConstructorCallWith"}) {
         if ($interface->extendedAttributes->{"ConstructorCallWith"} eq "ExecutionContext") {
             push(@beforeArgumentList, "context");
             $code .= "\n";
@@ skipping 269 matching lines @@
     // may end up being the only node in the map and get garbage-collected prematurely.
     toV8(document, info.Holder(), info.GetIsolate());
 
 END
 
     $code .= GenerateArgumentsCountCheck($function, $interface);
 
     if ($raisesExceptions) {
         AddToImplIncludes("bindings/v8/ExceptionMessages.h");
         AddToImplIncludes("bindings/v8/ExceptionState.h");
-        $code .= "    ExceptionState exceptionState(info.GetIsolate());\n";
+        $code .= "    ExceptionState exceptionState(info.Holder(), info.GetIsolate());\n";
     }
 
     my ($parameterCheckString, $paramIndex, %replacements) = GenerateParametersCheck($function, $interface);
     $code .= $parameterCheckString;
 
     push(@beforeArgumentList, "*document");
 
     if ($constructorRaisesException) {
         push(@afterArgumentList, "exceptionState");
     }
@@ skipping 483 matching lines @@
     $nativeValue .= ".release()" if (IsRefPtrType($returnType));
     my $isNull = GenerateIsNullExpression($returnType, "element");
     my $returnJSValueCode = NativeToJSValue($indexedGetterFunction->type, $indexedGetterFunction->extendedAttributes, $nativeValue, "    ", "", "info.GetIsolate()", "info", "collection", "", "return");
     my $raisesExceptions = $indexedGetterFunction->extendedAttributes->{"RaisesException"};
     my $methodCallCode = GenerateMethodCall($returnType, "element", "collection->${methodName}", "index", $raisesExceptions);
     my $getterCode = "static void indexedPropertyGetter(uint32_t index, const v8::PropertyCallbackInfo<v8::Value>& info)\n";
     $getterCode .= "{\n";
     $getterCode .= "    ASSERT(V8DOMWrapper::maybeDOMWrapper(info.Holder()));\n";
     $getterCode .= "    ${implClassName}* collection = ${v8ClassName}::toNative(info.Holder());\n";
     if ($raisesExceptions) {
-        $getterCode .= "    ExceptionState exceptionState(info.GetIsolate());\n";
+        $getterCode .= "    ExceptionState exceptionState(info.Holder(), info.GetIsolate());\n";
     }
     $getterCode .= $methodCallCode . "\n";
     if ($raisesExceptions) {
         $getterCode .= "    if (exceptionState.throwIfNeeded())\n";
         $getterCode .= "        return;\n";
     }
     if (IsUnionType($returnType)) {
         $getterCode .= "${returnJSValueCode}\n";
         $getterCode .= "    return;\n";
     } else {
@@ skipping 79 matching lines @@
     my $treatUndefinedAs = $indexedSetterFunction->parameters->[1]->extendedAttributes->{"TreatUndefinedAs"};
     my $asSetterValue = 0;
 
     my $code = "static void indexedPropertySetter(uint32_t index, v8::Local<v8::Value> jsValue, const v8::PropertyCallbackInfo<v8::Value>& info)\n";
     $code .= "{\n";
     $code .= "    ${implClassName}* collection = ${v8ClassName}::toNative(info.Holder());\n";
     $code .= JSValueToNativeStatement($indexedSetterFunction->parameters->[1]->type, $indexedSetterFunction->extendedAttributes, $asSetterValue, "jsValue", "propertyValue", "    ", "info.GetIsolate()");
 
     my $extraArguments = "";
     if ($raisesExceptions) {
-        $code .= "    ExceptionState exceptionState(info.GetIsolate());\n";
+        $code .= "    ExceptionState exceptionState(info.Holder(), info.GetIsolate());\n";
         $extraArguments = ", exceptionState";
     }
     my @conditions = ();
     my @statements = ();
     if ($treatNullAs && $treatNullAs ne "NullString") {
         push @conditions, "jsValue->IsNull()";
         push @statements, "collection->${treatNullAs}(index$extraArguments);";
     }
     if ($treatUndefinedAs && $treatUndefinedAs ne "NullString") {
         push @conditions, "jsValue->IsUndefined()";
@@ skipping 244 matching lines @@
         $code .= "    if (info.Holder()->HasRealNamedCallbackProperty(name))\n";
         $code .= "        return;\n";
         $code .= "    if (info.Holder()->HasRealNamedProperty(name))\n";
         $code .= "        return;\n";
     }
     $code .= "\n";
     $code .= "    ASSERT(V8DOMWrapper::maybeDOMWrapper(info.Holder()));\n";
     $code .= "    ${implClassName}* collection = ${v8ClassName}::toNative(info.Holder());\n";
     $code .= "    AtomicString propertyName = toWebCoreAtomicString(name);\n";
     if ($raisesExceptions) {
-        $code .= "    ExceptionState exceptionState(info.GetIsolate());\n";
+        $code .= "    ExceptionState exceptionState(info.Holder(), info.GetIsolate());\n";
     }
     $code .= $methodCallCode . "\n";
     if ($raisesExceptions) {
         $code .= "    if (exceptionState.throwIfNeeded())\n";
         $code .= "        return;\n";
     }
     if (IsUnionType($returnType)) {
         $code .= "${returnJSValueCode}\n";
         $code .= "    return;\n";
     } else {
@@ skipping 26 matching lines @@
         $code .= "    if (info.Holder()->HasRealNamedCallbackProperty(name))\n";
         $code .= "        return;\n";
         $code .= "    if (info.Holder()->HasRealNamedProperty(name))\n";
         $code .= "        return;\n";
     }
     $code .= "    ${implClassName}* collection = ${v8ClassName}::toNative(info.Holder());\n";
     $code .= JSValueToNativeStatement($namedSetterFunction->parameters->[0]->type, $namedSetterFunction->extendedAttributes, $asSetterValue, "name", "propertyName", "    ", "info.GetIsolate()");
     $code .= JSValueToNativeStatement($namedSetterFunction->parameters->[1]->type, $namedSetterFunction->extendedAttributes, $asSetterValue, "jsValue", "propertyValue", "    ", "info.GetIsolate()");
     my $extraArguments = "";
     if ($raisesExceptions) {
-        $code .= "    ExceptionState exceptionState(info.GetIsolate());\n";
+        $code .= "    ExceptionState exceptionState(info.Holder(), info.GetIsolate());\n";
         $extraArguments = ", exceptionState";
     }
 
     my @conditions = ();
     my @statements = ();
     if ($treatNullAs && $treatNullAs ne "NullString") {
         push @conditions, "jsValue->IsNull()";
         push @statements, "collection->${treatNullAs}(propertyName$extraArguments);";
     }
     if ($treatUndefinedAs && $treatUndefinedAs ne "NullString") {
@@ skipping 23 matching lines @@
     my $v8ClassName = GetV8ClassName($interface);
     my $methodName = GetImplName($indexedDeleterFunction);
 
     my $raisesExceptions = $indexedDeleterFunction->extendedAttributes->{"RaisesException"};
 
     my $code = "static void indexedPropertyDeleter(unsigned index, const v8::PropertyCallbackInfo<v8::Boolean>& info)\n";
     $code .= "{\n";
     $code .= "    ${implClassName}* collection = ${v8ClassName}::toNative(info.Holder());\n";
     my $extraArguments = "";
     if ($raisesExceptions) {
-        $code .= "    ExceptionState exceptionState(info.GetIsolate());\n";
+        $code .= "    ExceptionState exceptionState(info.Holder(), info.GetIsolate());\n";
         $extraArguments = ", exceptionState";
     }
     $code .= "    bool result = collection->${methodName}(index$extraArguments);\n";
     if ($raisesExceptions) {
         $code .= "    if (exceptionState.throwIfNeeded())\n";
         $code .= "        return;\n";
     }
     $code .= "    return v8SetReturnValueBool(info, result);\n";
     $code .= "}\n\n";
     $implementation{nameSpaceInternal}->add($code);
 }
 
 sub GenerateImplementationNamedPropertyDeleter
 {
     my $interface = shift;
     my $namedDeleterFunction = shift;
     my $implClassName = GetImplName($interface);
     my $v8ClassName = GetV8ClassName($interface);
     my $methodName = GetImplName($namedDeleterFunction);
 
     my $raisesExceptions = $namedDeleterFunction->extendedAttributes->{"RaisesException"};
 
     my $code = "static void namedPropertyDeleter(v8::Local<v8::String> name, const v8::PropertyCallbackInfo<v8::Boolean>& info)\n";
     $code .= "{\n";
     $code .= "    ${implClassName}* collection = ${v8ClassName}::toNative(info.Holder());\n";
     $code .= "    AtomicString propertyName = toWebCoreAtomicString(name);\n";
     my $extraArguments = "";
     if ($raisesExceptions) {
-        $code .= "    ExceptionState exceptionState(info.GetIsolate());\n";
+        $code .= "    ExceptionState exceptionState(info.Holder(), info.GetIsolate());\n";
         $extraArguments = ", exceptionState";
     }
     $code .= "    bool result = collection->${methodName}(propertyName$extraArguments);\n";
     if ($raisesExceptions) {
         $code .= "    if (exceptionState.throwIfNeeded())\n";
         $code .= "        return;\n";
     }
     $code .= "    return v8SetReturnValueBool(info, result);\n";
     $code .= "}\n\n";
     $implementation{nameSpaceInternal}->add($code);
 }
 
 sub GenerateImplementationNamedPropertyEnumerator
 {
     my $interface = shift;
     my $implClassName = GetImplName($interface);
     my $v8ClassName = GetV8ClassName($interface);
 
     $implementation{nameSpaceInternal}->add(<<END);
 static void namedPropertyEnumerator(const v8::PropertyCallbackInfo<v8::Array>& info)
 {
-    ExceptionState exceptionState(info.GetIsolate());
+    ExceptionState exceptionState(info.Holder(), info.GetIsolate());
     ${implClassName}* collection = ${v8ClassName}::toNative(info.Holder());
     Vector<String> names;
     collection->namedPropertyEnumerator(names, exceptionState);
     if (exceptionState.throwIfNeeded())
         return;
     v8::Handle<v8::Array> v8names = v8::Array::New(names.size());
     for (size_t i = 0; i < names.size(); ++i)
         v8names->Set(v8::Integer::New(i, info.GetIsolate()), v8String(names[i], info.GetIsolate()));
     v8SetReturnValue(info, v8names);
 }
 
 END
 }
 
 sub GenerateImplementationNamedPropertyQuery
 {
     my $interface = shift;
     my $implClassName = GetImplName($interface);
     my $v8ClassName = GetV8ClassName($interface);
 
     $implementation{nameSpaceInternal}->add(<<END);
 static void namedPropertyQuery(v8::Local<v8::String> name, const v8::PropertyCallbackInfo<v8::Integer>& info)
 {
     ${implClassName}* collection = ${v8ClassName}::toNative(info.Holder());
     AtomicString propertyName = toWebCoreAtomicString(name);
-    ExceptionState exceptionState(info.GetIsolate());
+    ExceptionState exceptionState(info.Holder(), info.GetIsolate());
     bool result = collection->namedPropertyQuery(propertyName, exceptionState);
     if (exceptionState.throwIfNeeded())
         return;
     if (!result)
         return;
     v8SetReturnValueInt(info, v8::None);
 }
 
 END
 }
@@ skipping 2218 matching lines @@
     my $interface = shift;
 
     return 1 if $interface->extendedAttributes->{"CustomToV8"};
     return 1 if $interface->extendedAttributes->{"SpecialWrapFor"};
     return 1 if InheritsInterface($interface, "Document");
 
     return 0;
 }
 
 1;