Use auto-rethrowing v8::TryCatch variant

Source/bindings/tests/results/V8TestObject.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // This file has been auto-generated by code_generator_v8.py. DO NOT MODIFY!
 
 #include "config.h"
 #include "V8TestObject.h"
 
 #include "HTMLNames.h"
@@ skipping 4783 matching lines @@
 
 static void voidMethodDateArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodDateArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     double dateArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(dateArg, toCoreDate(info[0]));
     }
     impl->voidMethodDateArg(dateArg);
 }
 
 static void voidMethodDateArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodDateArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodStringArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodStringArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     V8StringResource<> stringArg;
     {
-        TOSTRING_VOID_INTERNAL_NOTRYCATCH(stringArg, info[0]);
+        TOSTRING_VOID_INTERNAL(stringArg, info[0]);
     }
     impl->voidMethodStringArg(stringArg);
 }
 
 static void voidMethodStringArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodStringArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodDOMTimeStampArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "voidMethodDOMTimeStampArg", "TestObject", info.Holder(), info.GetIsolate());
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeError(exceptionState, 1, info.Length());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     unsigned long long domTimeStampArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(domTimeStampArg, toUInt64(info[0], exceptionState), exceptionState);
     }
     impl->voidMethodDOMTimeStampArg(domTimeStampArg);
 }
 
 static void voidMethodDOMTimeStampArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodDOMTimeStampArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodBooleanArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodBooleanArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     bool booleanArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(booleanArg, info[0]->BooleanValue());
     }
     impl->voidMethodBooleanArg(booleanArg);
 }
 
 static void voidMethodBooleanArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodBooleanArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodByteArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "voidMethodByteArg", "TestObject", info.Holder(), info.GetIsolate());
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeError(exceptionState, 1, info.Length());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     int byteArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(byteArg, toInt8(info[0], exceptionState), exceptionState);
     }
     impl->voidMethodByteArg(byteArg);
 }
 
 static void voidMethodByteArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodByteArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodDoubleArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodDoubleArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     double doubleArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(doubleArg, static_cast<double>(info[0]->NumberValue()));
     }
     impl->voidMethodDoubleArg(doubleArg);
 }
 
 static void voidMethodDoubleArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodDoubleArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodFloatArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodFloatArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     float floatArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(floatArg, static_cast<float>(info[0]->NumberValue()));
     }
     impl->voidMethodFloatArg(floatArg);
 }
 
 static void voidMethodFloatArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodFloatArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodLongArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "voidMethodLongArg", "TestObject", info.Holder(), info.GetIsolate());
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeError(exceptionState, 1, info.Length());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     int longArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(longArg, toInt32(info[0], exceptionState), exceptionState);
     }
     impl->voidMethodLongArg(longArg);
 }
 
 static void voidMethodLongArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodLongArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodLongLongArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "voidMethodLongLongArg", "TestObject", info.Holder(), info.GetIsolate());
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeError(exceptionState, 1, info.Length());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     long long longLongArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(longLongArg, toInt64(info[0], exceptionState), exceptionState);
     }
     impl->voidMethodLongLongArg(longLongArg);
 }
 
 static void voidMethodLongLongArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodLongLongArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodOctetArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "voidMethodOctetArg", "TestObject", info.Holder(), info.GetIsolate());
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeError(exceptionState, 1, info.Length());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     unsigned octetArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(octetArg, toUInt8(info[0], exceptionState), exceptionState);
     }
     impl->voidMethodOctetArg(octetArg);
 }
 
 static void voidMethodOctetArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodOctetArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodShortArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "voidMethodShortArg", "TestObject", info.Holder(), info.GetIsolate());
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeError(exceptionState, 1, info.Length());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     int shortArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(shortArg, toInt16(info[0], exceptionState), exceptionState);
     }
     impl->voidMethodShortArg(shortArg);
 }
 
 static void voidMethodShortArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodShortArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodUnsignedLongArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "voidMethodUnsignedLongArg", "TestObject", info.Holder(), info.GetIsolate());
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeError(exceptionState, 1, info.Length());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     unsigned unsignedLongArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(unsignedLongArg, toUInt32(info[0], exceptionState), exceptionState);
     }
     impl->voidMethodUnsignedLongArg(unsignedLongArg);
 }
 
 static void voidMethodUnsignedLongArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodUnsignedLongArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodUnsignedLongLongArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "voidMethodUnsignedLongLongArg", "TestObject", info.Holder(), info.GetIsolate());
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeError(exceptionState, 1, info.Length());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     unsigned long long unsignedLongLongArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(unsignedLongLongArg, toUInt64(info[0], exceptionState), exceptionState);
     }
     impl->voidMethodUnsignedLongLongArg(unsignedLongLongArg);
 }
 
 static void voidMethodUnsignedLongLongArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodUnsignedLongLongArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodUnsignedShortArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "voidMethodUnsignedShortArg", "TestObject", info.Holder(), info.GetIsolate());
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeError(exceptionState, 1, info.Length());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     unsigned unsignedShortArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(unsignedShortArg, toUInt16(info[0], exceptionState), exceptionState);
     }
     impl->voidMethodUnsignedShortArg(unsignedShortArg);
 }
 
 static void voidMethodUnsignedShortArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodUnsignedShortArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
@@ skipping 14 matching lines @@
 
 static void voidMethodTestInterfaceEmptyArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodTestInterfaceEmptyArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     TestInterfaceEmpty* testInterfaceEmptyArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(testInterfaceEmptyArg, V8TestInterfaceEmpty::toNativeWithTypeCheck(info.GetIsolate(), info[0]));
     }
     impl->voidMethodTestInterfaceEmptyArg(testInterfaceEmptyArg);
 }
 
 static void voidMethodTestInterfaceEmptyArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodTestInterfaceEmptyArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodLongArgTestInterfaceEmptyArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "voidMethodLongArgTestInterfaceEmptyArg", "TestObject", info.Holder(), info.GetIsolate());
     if (UNLIKELY(info.Length() < 2)) {
         throwMinimumArityTypeError(exceptionState, 2, info.Length());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     int longArg;
     TestInterfaceEmpty* testInterfaceEmptyArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(longArg, toInt32(info[0], exceptionState), exceptionState);
         TONATIVE_VOID_INTERNAL(testInterfaceEmptyArg, V8TestInterfaceEmpty::toNativeWithTypeCheck(info.GetIsolate(), info[1]));
     }
     impl->voidMethodLongArgTestInterfaceEmptyArg(longArg, testInterfaceEmptyArg);
 }
 
 static void voidMethodLongArgTestInterfaceEmptyArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodLongArgTestInterfaceEmptyArgMethod(info);
@@ skipping 28 matching lines @@
 
 static void voidMethodVoidCallbackFunctionArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodVoidCallbackFunctionArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     ScriptValue voidCallbackFunctionArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(voidCallbackFunctionArg, ScriptValue(ScriptState::current(info.GetIsolate()), info[0]));
     }
     impl->voidMethodVoidCallbackFunctionArg(voidCallbackFunctionArg);
 }
 
 static void voidMethodVoidCallbackFunctionArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodVoidCallbackFunctionArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodAnyCallbackFunctionOptionalAnyArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodAnyCallbackFunctionOptionalAnyArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     ScriptValue anyCallbackFunctionOptionalAnyArgArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(anyCallbackFunctionOptionalAnyArgArg, ScriptValue(ScriptState::current(info.GetIsolate()), info[0]));
     }
     impl->voidMethodAnyCallbackFunctionOptionalAnyArg(anyCallbackFunctionOptionalAnyArgArg);
 }
 
 static void voidMethodAnyCallbackFunctionOptionalAnyArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodAnyCallbackFunctionOptionalAnyArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
@@ skipping 27 matching lines @@
 
 static void voidMethodCompareHowArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodCompareHowArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     Range::CompareHow compareHowArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(compareHowArg, static_cast<Range::CompareHow>(info[0]->Int32Value()));
     }
     impl->voidMethodCompareHowArg(compareHowArg);
 }
 
 static void voidMethodCompareHowArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodCompareHowArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodEventTargetArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodEventTargetArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     EventTarget* eventTargetArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(eventTargetArg, V8DOMWrapper::isDOMWrapper(info[0]) ? toWrapperTypeInfo(v8::Handle<v8::Object>::Cast(info[0]))->toEventTarget(v8::Handle<v8::Object>::Cast(info[0])) : 0);
     }
     impl->voidMethodEventTargetArg(eventTargetArg);
 }
 
 static void voidMethodEventTargetArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodEventTargetArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodMediaQueryListListenerArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodMediaQueryListListenerArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     RefPtrWillBeRawPtr<MediaQueryListListener> mediaQueryListListenerArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(mediaQueryListListenerArg, MediaQueryListListener::create(ScriptState::current(info.GetIsolate()), ScriptValue(ScriptState::current(info.GetIsolate()), info[0])));
     }
     impl->voidMethodMediaQueryListListenerArg(mediaQueryListListenerArg);
 }
 
 static void voidMethodMediaQueryListListenerArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodMediaQueryListListenerArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodAnyArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodAnyArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     ScriptValue anyArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(anyArg, ScriptValue(ScriptState::current(info.GetIsolate()), info[0]));
     }
     impl->voidMethodAnyArg(anyArg);
 }
 
 static void voidMethodAnyArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodAnyArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodAttrArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodAttrArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     Attr* attrArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(attrArg, V8Attr::toNativeWithTypeCheck(info.GetIsolate(), info[0]));
     }
     impl->voidMethodAttrArg(attrArg);
 }
 
 static void voidMethodAttrArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodAttrArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodDocumentArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodDocumentArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     Document* documentArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(documentArg, V8Document::toNativeWithTypeCheck(info.GetIsolate(), info[0]));
     }
     impl->voidMethodDocumentArg(documentArg);
 }
 
 static void voidMethodDocumentArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodDocumentArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodDocumentTypeArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodDocumentTypeArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     DocumentType* documentTypeArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(documentTypeArg, V8DocumentType::toNativeWithTypeCheck(info.GetIsolate(), info[0]));
     }
     impl->voidMethodDocumentTypeArg(documentTypeArg);
 }
 
 static void voidMethodDocumentTypeArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodDocumentTypeArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodElementArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodElementArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     Element* elementArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(elementArg, V8Element::toNativeWithTypeCheck(info.GetIsolate(), info[0]));
     }
     impl->voidMethodElementArg(elementArg);
 }
 
 static void voidMethodElementArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodElementArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodNodeArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodNodeArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     Node* nodeArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(nodeArg, V8Node::toNativeWithTypeCheck(info.GetIsolate(), info[0]));
     }
     impl->voidMethodNodeArg(nodeArg);
 }
 
 static void voidMethodNodeArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodNodeArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
@@ skipping 66 matching lines @@
 
 static void voidMethodArrayBufferArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodArrayBufferArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     ArrayBuffer* arrayBufferArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(arrayBufferArg, info[0]->IsArrayBuffer() ? V8ArrayBuffer::toNative(v8::Handle<v8::ArrayBuffer>::Cast(info[0])) : 0);
     }
     impl->voidMethodArrayBufferArg(arrayBufferArg);
 }
 
 static void voidMethodArrayBufferArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodArrayBufferArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodArrayBufferOrNullArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodArrayBufferOrNullArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     ArrayBuffer* arrayBufferArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(arrayBufferArg, info[0]->IsArrayBuffer() ? V8ArrayBuffer::toNative(v8::Handle<v8::ArrayBuffer>::Cast(info[0])) : 0);
     }
     impl->voidMethodArrayBufferOrNullArg(arrayBufferArg);
 }
 
 static void voidMethodArrayBufferOrNullArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodArrayBufferOrNullArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodArrayBufferViewArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodArrayBufferViewArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     ArrayBufferView* arrayBufferViewArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(arrayBufferViewArg, info[0]->IsArrayBufferView() ? V8ArrayBufferView::toNative(v8::Handle<v8::ArrayBufferView>::Cast(info[0])) : 0);
     }
     impl->voidMethodArrayBufferViewArg(arrayBufferViewArg);
 }
 
 static void voidMethodArrayBufferViewArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodArrayBufferViewArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodFloat32ArrayArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodFloat32ArrayArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     Float32Array* float32ArrayArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(float32ArrayArg, info[0]->IsFloat32Array() ? V8Float32Array::toNative(v8::Handle<v8::Float32Array>::Cast(info[0])) : 0);
     }
     impl->voidMethodFloat32ArrayArg(float32ArrayArg);
 }
 
 static void voidMethodFloat32ArrayArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodFloat32ArrayArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodInt32ArrayArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodInt32ArrayArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     Int32Array* int32ArrayArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(int32ArrayArg, info[0]->IsInt32Array() ? V8Int32Array::toNative(v8::Handle<v8::Int32Array>::Cast(info[0])) : 0);
     }
     impl->voidMethodInt32ArrayArg(int32ArrayArg);
 }
 
 static void voidMethodInt32ArrayArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodInt32ArrayArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodUint8ArrayArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodUint8ArrayArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     Uint8Array* uint8ArrayArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(uint8ArrayArg, info[0]->IsUint8Array() ? V8Uint8Array::toNative(v8::Handle<v8::Uint8Array>::Cast(info[0])) : 0);
     }
     impl->voidMethodUint8ArrayArg(uint8ArrayArg);
 }
 
 static void voidMethodUint8ArrayArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodUint8ArrayArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
@@ skipping 40 matching lines @@
 
 static void voidMethodArrayLongArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodArrayLongArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     Vector<int> arrayLongArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(arrayLongArg, toNativeArray<int>(info[0], 1, info.GetIsolate()));
     }
     impl->voidMethodArrayLongArg(arrayLongArg);
 }
 
 static void voidMethodArrayLongArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodArrayLongArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodArrayStringArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodArrayStringArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     Vector<String> arrayStringArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(arrayStringArg, toNativeArray<String>(info[0], 1, info.GetIsolate()));
     }
     impl->voidMethodArrayStringArg(arrayStringArg);
 }
 
 static void voidMethodArrayStringArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodArrayStringArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodArrayTestInterfaceEmptyArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodArrayTestInterfaceEmptyArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     Vector<RefPtr<TestInterfaceEmpty> > arrayTestInterfaceEmptyArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(arrayTestInterfaceEmptyArg, (toRefPtrNativeArray<TestInterfaceEmpty, V8TestInterfaceEmpty>(info[0], 1, info.GetIsolate())));
     }
     impl->voidMethodArrayTestInterfaceEmptyArg(arrayTestInterfaceEmptyArg);
 }
 
 static void voidMethodArrayTestInterfaceEmptyArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodArrayTestInterfaceEmptyArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
@@ skipping 40 matching lines @@
 
 static void voidMethodSequenceLongArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodSequenceLongArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     Vector<int> longSequenceArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(longSequenceArg, toNativeArray<int>(info[0], 1, info.GetIsolate()));
     }
     impl->voidMethodSequenceLongArg(longSequenceArg);
 }
 
 static void voidMethodSequenceLongArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodSequenceLongArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodSequenceStringArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodSequenceStringArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     Vector<String> stringSequenceArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(stringSequenceArg, toNativeArray<String>(info[0], 1, info.GetIsolate()));
     }
     impl->voidMethodSequenceStringArg(stringSequenceArg);
 }
 
 static void voidMethodSequenceStringArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodSequenceStringArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodSequenceTestInterfaceEmptyArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodSequenceTestInterfaceEmptyArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     Vector<RefPtr<TestInterfaceEmpty> > testInterfaceEmptySequenceArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(testInterfaceEmptySequenceArg, (toRefPtrNativeArray<TestInterfaceEmpty, V8TestInterfaceEmpty>(info[0], 1, info.GetIsolate())));
     }
     impl->voidMethodSequenceTestInterfaceEmptyArg(testInterfaceEmptySequenceArg);
 }
 
 static void voidMethodSequenceTestInterfaceEmptyArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodSequenceTestInterfaceEmptyArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodTestInterfaceEmptyOrNullArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodTestInterfaceEmptyOrNullArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     TestInterfaceEmpty* nullableTestInterfaceEmptyArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(nullableTestInterfaceEmptyArg, V8TestInterfaceEmpty::toNativeWithTypeCheck(info.GetIsolate(), info[0]));
     }
     impl->voidMethodTestInterfaceEmptyOrNullArg(nullableTestInterfaceEmptyArg);
 }
 
 static void voidMethodTestInterfaceEmptyOrNullArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodTestInterfaceEmptyOrNullArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
@@ skipping 87 matching lines @@
 
 static void voidMethodTestEnumArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodTestEnumArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     V8StringResource<> testEnumTypeArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TOSTRING_VOID_INTERNAL(testEnumTypeArg, info[0]);
         String string = testEnumTypeArg;
         if (!(string == "" || string == "EnumValue1" || string == "EnumValue2" || string == "EnumValue3")) {
             throwTypeError(ExceptionMessages::failedToExecute("voidMethodTestEnumArg", "TestObject", "parameter 1 ('" + string + "') is not a valid enum value."), info.GetIsolate());
-            block.ReThrow();
             return;
         }
     }
     impl->voidMethodTestEnumArg(testEnumTypeArg);
 }
 
 static void voidMethodTestEnumArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodTestEnumArgMethod(info);
@@ skipping 67 matching lines @@
 
 static void voidMethodDictionaryArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodDictionaryArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     Dictionary dictionaryArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(dictionaryArg, Dictionary(info[0], info.GetIsolate()));
         if (!dictionaryArg.isUndefinedOrNull() && !dictionaryArg.isObject()) {
             throwTypeError(ExceptionMessages::failedToExecute("voidMethodDictionaryArg", "TestObject", "parameter 1 ('dictionaryArg') is not an object."), info.GetIsolate());
-            block.ReThrow();
             return;
         }
     }
     impl->voidMethodDictionaryArg(dictionaryArg);
 }
 
 static void voidMethodDictionaryArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodDictionaryArgMethod(info);
@@ skipping 26 matching lines @@
 
 static void voidMethodNodeFilterArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodNodeFilterArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     RefPtrWillBeRawPtr<NodeFilter> nodeFilterArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(nodeFilterArg, toNodeFilter(info[0], info.Holder(), ScriptState::current(info.GetIsolate())));
     }
     impl->voidMethodNodeFilterArg(nodeFilterArg.release());
 }
 
 static void voidMethodNodeFilterArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodNodeFilterArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodPromiseArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodPromiseArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     ScriptPromise promiseArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(promiseArg, ScriptPromise::cast(ScriptState::current(info.GetIsolate()), info[0]));
         if (!promiseArg.isUndefinedOrNull() && !promiseArg.isObject()) {
             throwTypeError(ExceptionMessages::failedToExecute("voidMethodPromiseArg", "TestObject", "parameter 1 ('promiseArg') is not an object."), info.GetIsolate());
-            block.ReThrow();
             return;
         }
     }
     impl->voidMethodPromiseArg(promiseArg);
 }
 
 static void voidMethodPromiseArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodPromiseArgMethod(info);
@@ skipping 28 matching lines @@
 
 static void voidMethodXPathNSResolverArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodXPathNSResolverArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     RefPtrWillBeRawPtr<XPathNSResolver> xPathNSResolverArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(xPathNSResolverArg, toXPathNSResolver(info[0], info.GetIsolate()));
     }
     impl->voidMethodXPathNSResolverArg(xPathNSResolverArg.release());
 }
 
 static void voidMethodXPathNSResolverArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodXPathNSResolverArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodDictionarySequenceArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodDictionarySequenceArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     Vector<Dictionary> dictionarySequenceArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(dictionarySequenceArg, toNativeArray<Dictionary>(info[0], 1, info.GetIsolate()));
     }
     impl->voidMethodDictionarySequenceArg(dictionarySequenceArg);
 }
 
 static void voidMethodDictionarySequenceArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodDictionarySequenceArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodStringArgLongArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "voidMethodStringArgLongArg", "TestObject", info.Holder(), info.GetIsolate());
     if (UNLIKELY(info.Length() < 2)) {
         throwMinimumArityTypeError(exceptionState, 2, info.Length());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     V8StringResource<> stringArg;
     int longArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TOSTRING_VOID_INTERNAL(stringArg, info[0]);
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(longArg, toInt32(info[1], exceptionState), exceptionState);
     }
     impl->voidMethodStringArgLongArg(stringArg, longArg);
 }
 
 static void voidMethodStringArgLongArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodStringArgLongArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodOptionalStringArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TestObject* impl = V8TestObject::toNative(info.Holder());
     V8StringResource<> optionalStringArg;
     {
         if (UNLIKELY(info.Length() <= 0)) {
             impl->voidMethodOptionalStringArg();
             return;
         }
-        TOSTRING_VOID_INTERNAL_NOTRYCATCH(optionalStringArg, info[0]);
+        TOSTRING_VOID_INTERNAL(optionalStringArg, info[0]);
     }
     impl->voidMethodOptionalStringArg(optionalStringArg);
 }
 
 static void voidMethodOptionalStringArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodOptionalStringArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodOptionalTestInterfaceEmptyArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TestObject* impl = V8TestObject::toNative(info.Holder());
     TestInterfaceEmpty* optionalTestInterfaceEmptyArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         if (UNLIKELY(info.Length() <= 0)) {
             impl->voidMethodOptionalTestInterfaceEmptyArg();
             return;
         }
         TONATIVE_VOID_INTERNAL(optionalTestInterfaceEmptyArg, V8TestInterfaceEmpty::toNativeWithTypeCheck(info.GetIsolate(), info[0]));
     }
     impl->voidMethodOptionalTestInterfaceEmptyArg(optionalTestInterfaceEmptyArg);
 }
 
 static void voidMethodOptionalTestInterfaceEmptyArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodOptionalTestInterfaceEmptyArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodOptionalLongArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "voidMethodOptionalLongArg", "TestObject", info.Holder(), info.GetIsolate());
     TestObject* impl = V8TestObject::toNative(info.Holder());
     int optionalLongArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         if (UNLIKELY(info.Length() <= 0)) {
             impl->voidMethodOptionalLongArg();
             return;
         }
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(optionalLongArg, toInt32(info[0], exceptionState), exceptionState);
     }
     impl->voidMethodOptionalLongArg(optionalLongArg);
 }
 
 static void voidMethodOptionalLongArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodOptionalLongArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void stringMethodOptionalLongArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "stringMethodOptionalLongArg", "TestObject", info.Holder(), info.GetIsolate());
     TestObject* impl = V8TestObject::toNative(info.Holder());
     int optionalLongArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         if (UNLIKELY(info.Length() <= 0)) {
             v8SetReturnValueString(info, impl->stringMethodOptionalLongArg(), info.GetIsolate());
             return;
         }
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(optionalLongArg, toInt32(info[0], exceptionState), exceptionState);
     }
     v8SetReturnValueString(info, impl->stringMethodOptionalLongArg(optionalLongArg), info.GetIsolate());
 }
 
 static void stringMethodOptionalLongArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::stringMethodOptionalLongArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void testInterfaceEmptyMethodOptionalLongArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "testInterfaceEmptyMethodOptionalLongArg", "TestObject", info.Holder(), info.GetIsolate());
     TestObject* impl = V8TestObject::toNative(info.Holder());
     int optionalLongArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         if (UNLIKELY(info.Length() <= 0)) {
             v8SetReturnValue(info, impl->testInterfaceEmptyMethodOptionalLongArg());
             return;
         }
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(optionalLongArg, toInt32(info[0], exceptionState), exceptionState);
     }
     v8SetReturnValue(info, impl->testInterfaceEmptyMethodOptionalLongArg(optionalLongArg));
 }
 
 static void testInterfaceEmptyMethodOptionalLongArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::testInterfaceEmptyMethodOptionalLongArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void longMethodOptionalLongArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "longMethodOptionalLongArg", "TestObject", info.Holder(), info.GetIsolate());
     TestObject* impl = V8TestObject::toNative(info.Holder());
     int optionalLongArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         if (UNLIKELY(info.Length() <= 0)) {
             v8SetReturnValueInt(info, impl->longMethodOptionalLongArg());
             return;
         }
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(optionalLongArg, toInt32(info[0], exceptionState), exceptionState);
     }
     v8SetReturnValueInt(info, impl->longMethodOptionalLongArg(optionalLongArg));
 }
 
 static void longMethodOptionalLongArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::longMethodOptionalLongArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodLongArgOptionalLongArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "voidMethodLongArgOptionalLongArg", "TestObject", info.Holder(), info.GetIsolate());
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeError(exceptionState, 1, info.Length());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     int longArg;
     int optionalLongArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(longArg, toInt32(info[0], exceptionState), exceptionState);
         if (UNLIKELY(info.Length() <= 1)) {
             impl->voidMethodLongArgOptionalLongArg(longArg);
             return;
         }
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(optionalLongArg, toInt32(info[1], exceptionState), exceptionState);
     }
     impl->voidMethodLongArgOptionalLongArg(longArg, optionalLongArg);
 }
 
 static void voidMethodLongArgOptionalLongArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodLongArgOptionalLongArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodLongArgOptionalLongArgOptionalLongArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "voidMethodLongArgOptionalLongArgOptionalLongArg", "TestObject", info.Holder(), info.GetIsolate());
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeError(exceptionState, 1, info.Length());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     int longArg;
     int optionalLongArg1;
     int optionalLongArg2;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(longArg, toInt32(info[0], exceptionState), exceptionState);
         if (UNLIKELY(info.Length() <= 1)) {
             impl->voidMethodLongArgOptionalLongArgOptionalLongArg(longArg);
             return;
         }
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(optionalLongArg1, toInt32(info[1], exceptionState), exceptionState);
         if (UNLIKELY(info.Length() <= 2)) {
             impl->voidMethodLongArgOptionalLongArgOptionalLongArg(longArg, optionalLongArg1);
             return;
         }
@@ skipping 13 matching lines @@
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "voidMethodLongArgOptionalTestInterfaceEmptyArg", "TestObject", info.Holder(), info.GetIsolate());
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeError(exceptionState, 1, info.Length());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     int longArg;
     TestInterfaceEmpty* optionalTestInterfaceEmpty;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(longArg, toInt32(info[0], exceptionState), exceptionState);
         if (UNLIKELY(info.Length() <= 1)) {
             impl->voidMethodLongArgOptionalTestInterfaceEmptyArg(longArg);
             return;
         }
         TONATIVE_VOID_INTERNAL(optionalTestInterfaceEmpty, V8TestInterfaceEmpty::toNativeWithTypeCheck(info.GetIsolate(), info[1]));
     }
     impl->voidMethodLongArgOptionalTestInterfaceEmptyArg(longArg, optionalTestInterfaceEmpty);
 }
 
 static void voidMethodLongArgOptionalTestInterfaceEmptyArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodLongArgOptionalTestInterfaceEmptyArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodTestInterfaceEmptyArgOptionalLongArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "voidMethodTestInterfaceEmptyArgOptionalLongArg", "TestObject", info.Holder(), info.GetIsolate());
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeError(exceptionState, 1, info.Length());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     TestInterfaceEmpty* optionalTestInterfaceEmpty;
     int longArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(optionalTestInterfaceEmpty, V8TestInterfaceEmpty::toNativeWithTypeCheck(info.GetIsolate(), info[0]));
         if (UNLIKELY(info.Length() <= 1)) {
             impl->voidMethodTestInterfaceEmptyArgOptionalLongArg(optionalTestInterfaceEmpty);
             return;
         }
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(longArg, toInt32(info[1], exceptionState), exceptionState);
     }
     impl->voidMethodTestInterfaceEmptyArgOptionalLongArg(optionalTestInterfaceEmpty, longArg);
 }
 
 static void voidMethodTestInterfaceEmptyArgOptionalLongArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodTestInterfaceEmptyArgOptionalLongArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodOptionalDictionaryArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TestObject* impl = V8TestObject::toNative(info.Holder());
     Dictionary optionalDictionaryArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(optionalDictionaryArg, Dictionary(info[0], info.GetIsolate()));
         if (!optionalDictionaryArg.isUndefinedOrNull() && !optionalDictionaryArg.isObject()) {
             throwTypeError(ExceptionMessages::failedToExecute("voidMethodOptionalDictionaryArg", "TestObject", "parameter 1 ('optionalDictionaryArg') is not an object."), info.GetIsolate());
-            block.ReThrow();
             return;
         }
     }
     impl->voidMethodOptionalDictionaryArg(optionalDictionaryArg);
 }
 
 static void voidMethodOptionalDictionaryArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodOptionalDictionaryArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodVariadicStringArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TestObject* impl = V8TestObject::toNative(info.Holder());
     Vector<String> variadicStringArgs;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(variadicStringArgs, toNativeArguments<String>(info, 0));
     }
     impl->voidMethodVariadicStringArg(variadicStringArgs);
 }
 
 static void voidMethodVariadicStringArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodVariadicStringArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodStringArgVariadicStringArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodStringArgVariadicStringArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     V8StringResource<> stringArg;
     Vector<String> variadicStringArgs;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TOSTRING_VOID_INTERNAL(stringArg, info[0]);
         TONATIVE_VOID_INTERNAL(variadicStringArgs, toNativeArguments<String>(info, 1));
     }
     impl->voidMethodStringArgVariadicStringArg(stringArg, variadicStringArgs);
 }
 
 static void voidMethodStringArgVariadicStringArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodStringArgVariadicStringArgMethod(info);
@@ skipping 26 matching lines @@
 static void voidMethodTestInterfaceEmptyArgVariadicTestInterfaceEmptyArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodTestInterfaceEmptyArgVariadicTestInterfaceEmptyArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     TestInterfaceEmpty* testInterfaceEmptyArg;
     Vector<RefPtr<TestInterfaceEmpty> > variadicTestInterfaceEmptyArgs;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(testInterfaceEmptyArg, V8TestInterfaceEmpty::toNativeWithTypeCheck(info.GetIsolate(), info[0]));
         for (int i = 1; i < info.Length(); ++i) {
             if (!V8TestInterfaceEmpty::hasInstance(info[i], info.GetIsolate())) {
                 throwTypeError(ExceptionMessages::failedToExecute("voidMethodTestInterfaceEmptyArgVariadicTestInterfaceEmptyArg", "TestObject", "parameter 2 is not of type 'TestInterfaceEmpty'."), info.GetIsolate());
-                block.ReThrow();
                 return;
             }
             variadicTestInterfaceEmptyArgs.append(V8TestInterfaceEmpty::toNative(v8::Handle<v8::Object>::Cast(info[i])));
         }
     }
     impl->voidMethodTestInterfaceEmptyArgVariadicTestInterfaceEmptyArg(testInterfaceEmptyArg, variadicTestInterfaceEmptyArgs);
 }
 
 static void voidMethodTestInterfaceEmptyArgVariadicTestInterfaceEmptyArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
@@ skipping 47 matching lines @@
     TestObjectV8Internal::voidMethodVariadicTestInterfaceWillBeGarbageCollectedArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void overloadedMethodA1Method(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "overloadedMethodA", "TestObject", info.Holder(), info.GetIsolate());
     TestObject* impl = V8TestObject::toNative(info.Holder());
     int longArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(longArg, toInt32(info[0], exceptionState), exceptionState);
     }
     impl->overloadedMethodA(longArg);
 }
 
 static void overloadedMethodA2Method(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "overloadedMethodA", "TestObject", info.Holder(), info.GetIsolate());
     TestObject* impl = V8TestObject::toNative(info.Holder());
     int longArg1;
     int longArg2;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(longArg1, toInt32(info[0], exceptionState), exceptionState);
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(longArg2, toInt32(info[1], exceptionState), exceptionState);
     }
     impl->overloadedMethodA(longArg1, longArg2);
 }
 
 static void overloadedMethodAMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     v8::Isolate* isolate = info.GetIsolate();
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "overloadedMethodA", "TestObject", info.Holder(), isolate);
@@ skipping 25 matching lines @@
     TestObjectV8Internal::overloadedMethodAMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void overloadedMethodB1Method(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "overloadedMethodB", "TestObject", info.Holder(), info.GetIsolate());
     TestObject* impl = V8TestObject::toNative(info.Holder());
     int longArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(longArg, toInt32(info[0], exceptionState), exceptionState);
     }
     impl->overloadedMethodB(longArg);
 }
 
 static void overloadedMethodB2Method(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "overloadedMethodB", "TestObject", info.Holder(), info.GetIsolate());
     TestObject* impl = V8TestObject::toNative(info.Holder());
     V8StringResource<> stringArg;
     int longArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TOSTRING_VOID_INTERNAL(stringArg, info[0]);
         if (UNLIKELY(info.Length() <= 1)) {
             impl->overloadedMethodB(stringArg);
             return;
         }
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(longArg, toInt32(info[1], exceptionState), exceptionState);
     }
     impl->overloadedMethodB(stringArg, longArg);
 }
 
@@ skipping 33 matching lines @@
     TestObjectV8Internal::overloadedMethodBMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void overloadedMethodC1Method(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "overloadedMethodC", "TestObject", info.Holder(), info.GetIsolate());
     TestObject* impl = V8TestObject::toNative(info.Holder());
     int longArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(longArg, toInt32(info[0], exceptionState), exceptionState);
     }
     impl->overloadedMethodC(longArg);
 }
 
 static void overloadedMethodC2Method(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TestObject* impl = V8TestObject::toNative(info.Holder());
     TestInterfaceEmpty* testInterfaceEmptyArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(testInterfaceEmptyArg, V8TestInterfaceEmpty::toNativeWithTypeCheck(info.GetIsolate(), info[0]));
     }
     impl->overloadedMethodC(testInterfaceEmptyArg);
 }
 
 static void overloadedMethodCMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     v8::Isolate* isolate = info.GetIsolate();
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "overloadedMethodC", "TestObject", info.Holder(), isolate);
     switch (std::min(1, info.Length())) {
@@ skipping 22 matching lines @@
     TestObjectV8Internal::overloadedMethodCMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void overloadedMethodD1Method(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "overloadedMethodD", "TestObject", info.Holder(), info.GetIsolate());
     TestObject* impl = V8TestObject::toNative(info.Holder());
     int longArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(longArg, toInt32(info[0], exceptionState), exceptionState);
     }
     impl->overloadedMethodD(longArg);
 }
 
 static void overloadedMethodD2Method(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TestObject* impl = V8TestObject::toNative(info.Holder());
     Vector<int> longArrayArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(longArrayArg, toNativeArray<int>(info[0], 1, info.GetIsolate()));
     }
     impl->overloadedMethodD(longArrayArg);
 }
 
 static void overloadedMethodDMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     v8::Isolate* isolate = info.GetIsolate();
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "overloadedMethodD", "TestObject", info.Holder(), isolate);
     switch (std::min(1, info.Length())) {
@@ skipping 22 matching lines @@
     TestObjectV8Internal::overloadedMethodDMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void overloadedMethodE1Method(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "overloadedMethodE", "TestObject", info.Holder(), info.GetIsolate());
     TestObject* impl = V8TestObject::toNative(info.Holder());
     int longArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(longArg, toInt32(info[0], exceptionState), exceptionState);
     }
     impl->overloadedMethodE(longArg);
 }
 
 static void overloadedMethodE2Method(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TestObject* impl = V8TestObject::toNative(info.Holder());
     TestInterfaceEmpty* testInterfaceEmptyOrNullArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(testInterfaceEmptyOrNullArg, V8TestInterfaceEmpty::toNativeWithTypeCheck(info.GetIsolate(), info[0]));
     }
     impl->overloadedMethodE(testInterfaceEmptyOrNullArg);
 }
 
 static void overloadedMethodEMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     v8::Isolate* isolate = info.GetIsolate();
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "overloadedMethodE", "TestObject", info.Holder(), isolate);
     switch (std::min(1, info.Length())) {
@@ skipping 29 matching lines @@
 
 static void overloadedMethodF1Method(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TestObject* impl = V8TestObject::toNative(info.Holder());
     V8StringResource<> stringArg;
     {
         if (UNLIKELY(info.Length() <= 0)) {
             impl->overloadedMethodF();
             return;
         }
-        TOSTRING_VOID_INTERNAL_NOTRYCATCH(stringArg, info[0]);
+        TOSTRING_VOID_INTERNAL(stringArg, info[0]);
     }
     impl->overloadedMethodF(stringArg);
 }
 
 static void overloadedMethodF2Method(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TestObject* impl = V8TestObject::toNative(info.Holder());
     double doubleArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(doubleArg, static_cast<double>(info[0]->NumberValue()));
     }
     impl->overloadedMethodF(doubleArg);
 }
 
 static void overloadedMethodFMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     v8::Isolate* isolate = info.GetIsolate();
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "overloadedMethodF", "TestObject", info.Holder(), isolate);
     switch (std::min(1, info.Length())) {
@@ skipping 32 matching lines @@
     TestObjectV8Internal::overloadedMethodFMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void overloadedMethodG1Method(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "overloadedMethodG", "TestObject", info.Holder(), info.GetIsolate());
     TestObject* impl = V8TestObject::toNative(info.Holder());
     int longArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(longArg, toInt32(info[0], exceptionState), exceptionState);
     }
     impl->overloadedMethodG(longArg);
 }
 
 static void overloadedMethodG2Method(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TestObject* impl = V8TestObject::toNative(info.Holder());
     TestInterfaceEmpty* testInterfaceEmptyOrNullArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(testInterfaceEmptyOrNullArg, V8TestInterfaceEmpty::toNativeWithTypeCheck(info.GetIsolate(), info[0]));
     }
     impl->overloadedMethodG(testInterfaceEmptyOrNullArg);
 }
 
 static void overloadedMethodGMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     v8::Isolate* isolate = info.GetIsolate();
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "overloadedMethodG", "TestObject", info.Holder(), isolate);
     switch (std::min(1, info.Length())) {
@@ skipping 25 matching lines @@
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::overloadedMethodGMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void overloadedMethodH1Method(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TestObject* impl = V8TestObject::toNative(info.Holder());
     TestInterfaceImplementation* testInterfaceArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(testInterfaceArg, V8TestInterface::toNativeWithTypeCheck(info.GetIsolate(), info[0]));
     }
     impl->overloadedMethodH(testInterfaceArg);
 }
 
 static void overloadedMethodH2Method(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TestObject* impl = V8TestObject::toNative(info.Holder());
     TestInterfaceEmpty* testInterfaceEmptyArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(testInterfaceEmptyArg, V8TestInterfaceEmpty::toNativeWithTypeCheck(info.GetIsolate(), info[0]));
     }
     impl->overloadedMethodH(testInterfaceEmptyArg);
 }
 
 static void overloadedMethodHMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     v8::Isolate* isolate = info.GetIsolate();
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "overloadedMethodH", "TestObject", info.Holder(), isolate);
     switch (std::min(1, info.Length())) {
@@ skipping 21 matching lines @@
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::overloadedMethodHMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void overloadedMethodI1Method(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TestObject* impl = V8TestObject::toNative(info.Holder());
     V8StringResource<> stringArg;
     {
-        TOSTRING_VOID_INTERNAL_NOTRYCATCH(stringArg, info[0]);
+        TOSTRING_VOID_INTERNAL(stringArg, info[0]);
     }
     impl->overloadedMethodI(stringArg);
 }
 
 static void overloadedMethodI2Method(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TestObject* impl = V8TestObject::toNative(info.Holder());
     double doubleArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(doubleArg, static_cast<double>(info[0]->NumberValue()));
     }
     impl->overloadedMethodI(doubleArg);
 }
 
 static void overloadedMethodIMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     v8::Isolate* isolate = info.GetIsolate();
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "overloadedMethodI", "TestObject", info.Holder(), isolate);
     switch (std::min(1, info.Length())) {
@@ skipping 34 matching lines @@
     TestObject* impl = V8TestObject::toNative(info.Holder());
     impl->overloadedPerWorldBindingsMethod();
 }
 
 static void overloadedPerWorldBindingsMethod2Method(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "overloadedPerWorldBindingsMethod", "TestObject", info.Holder(), info.GetIsolate());
     TestObject* impl = V8TestObject::toNative(info.Holder());
     int longArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(longArg, toInt32(info[0], exceptionState), exceptionState);
     }
     impl->overloadedPerWorldBindingsMethod(longArg);
 }
 
 static void overloadedPerWorldBindingsMethodMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     v8::Isolate* isolate = info.GetIsolate();
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "overloadedPerWorldBindingsMethod", "TestObject", info.Holder(), isolate);
     switch (std::min(1, info.Length())) {
@@ skipping 24 matching lines @@
     TestObjectV8Internal::overloadedPerWorldBindingsMethodMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void overloadedPerWorldBindingsMethod2MethodForMainWorld(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "overloadedPerWorldBindingsMethod", "TestObject", info.Holder(), info.GetIsolate());
     TestObject* impl = V8TestObject::toNative(info.Holder());
     int longArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(longArg, toInt32(info[0], exceptionState), exceptionState);
     }
     impl->overloadedPerWorldBindingsMethod(longArg);
 }
 
 static void overloadedPerWorldBindingsMethodMethodForMainWorld(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     v8::Isolate* isolate = info.GetIsolate();
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "overloadedPerWorldBindingsMethod", "TestObject", info.Holder(), isolate);
     switch (std::min(1, info.Length())) {
@@ skipping 23 matching lines @@
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::overloadedPerWorldBindingsMethodMethodForMainWorld(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void overloadedStaticMethod1Method(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "overloadedStaticMethod", "TestObject", info.Holder(), info.GetIsolate());
     int longArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(longArg, toInt32(info[0], exceptionState), exceptionState);
     }
     TestObject::overloadedStaticMethod(longArg);
 }
 
 static void overloadedStaticMethod2Method(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "overloadedStaticMethod", "TestObject", info.Holder(), info.GetIsolate());
     int longArg1;
     int longArg2;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(longArg1, toInt32(info[0], exceptionState), exceptionState);
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(longArg2, toInt32(info[1], exceptionState), exceptionState);
     }
     TestObject::overloadedStaticMethod(longArg1, longArg2);
 }
 
 static void overloadedStaticMethodMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     v8::Isolate* isolate = info.GetIsolate();
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "overloadedStaticMethod", "TestObject", info.Holder(), isolate);
@@ skipping 29 matching lines @@
 static void voidMethodClampUnsignedShortArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "voidMethodClampUnsignedShortArg", "TestObject", info.Holder(), info.GetIsolate());
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeError(exceptionState, 1, info.Length());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     unsigned clampUnsignedShortArg = 0;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         double clampUnsignedShortArgNativeValue;
         TONATIVE_VOID_INTERNAL(clampUnsignedShortArgNativeValue, info[0]->NumberValue());
         if (!std::isnan(clampUnsignedShortArgNativeValue))
             clampUnsignedShortArg = clampTo<unsigned short>(clampUnsignedShortArgNativeValue);
     }
     impl->voidMethodClampUnsignedShortArg(clampUnsignedShortArg);
 }
 
 static void voidMethodClampUnsignedShortArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodClampUnsignedShortArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodClampUnsignedLongArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "voidMethodClampUnsignedLongArg", "TestObject", info.Holder(), info.GetIsolate());
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeError(exceptionState, 1, info.Length());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     unsigned clampUnsignedLongArg = 0;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         double clampUnsignedLongArgNativeValue;
         TONATIVE_VOID_INTERNAL(clampUnsignedLongArgNativeValue, info[0]->NumberValue());
         if (!std::isnan(clampUnsignedLongArgNativeValue))
             clampUnsignedLongArg = clampTo<unsigned long>(clampUnsignedLongArgNativeValue);
     }
     impl->voidMethodClampUnsignedLongArg(clampUnsignedLongArg);
 }
 
 static void voidMethodClampUnsignedLongArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodClampUnsignedLongArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodDefaultUndefinedTestInterfaceEmptyArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TestObject* impl = V8TestObject::toNative(info.Holder());
     TestInterfaceEmpty* defaultUndefinedTestInterfaceEmptyArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(defaultUndefinedTestInterfaceEmptyArg, V8TestInterfaceEmpty::toNativeWithTypeCheck(info.GetIsolate(), info[0]));
     }
     impl->voidMethodDefaultUndefinedTestInterfaceEmptyArg(defaultUndefinedTestInterfaceEmptyArg);
 }
 
 static void voidMethodDefaultUndefinedTestInterfaceEmptyArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodDefaultUndefinedTestInterfaceEmptyArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodDefaultUndefinedLongArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "voidMethodDefaultUndefinedLongArg", "TestObject", info.Holder(), info.GetIsolate());
     TestObject* impl = V8TestObject::toNative(info.Holder());
     int defaultUndefinedLongArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(defaultUndefinedLongArg, toInt32(info[0], exceptionState), exceptionState);
     }
     impl->voidMethodDefaultUndefinedLongArg(defaultUndefinedLongArg);
 }
 
 static void voidMethodDefaultUndefinedLongArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodDefaultUndefinedLongArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodDefaultUndefinedStringArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TestObject* impl = V8TestObject::toNative(info.Holder());
     V8StringResource<> defaultUndefinedStringArg;
     {
-        TOSTRING_VOID_INTERNAL_NOTRYCATCH(defaultUndefinedStringArg, info[0]);
+        TOSTRING_VOID_INTERNAL(defaultUndefinedStringArg, info[0]);
     }
     impl->voidMethodDefaultUndefinedStringArg(defaultUndefinedStringArg);
 }
 
 static void voidMethodDefaultUndefinedStringArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodDefaultUndefinedStringArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodDefaultNullStringStringArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TestObject* impl = V8TestObject::toNative(info.Holder());
     V8StringResource<> defaultNullStringStringArg;
     {
-        TOSTRING_VOID_INTERNAL_NOTRYCATCH(defaultNullStringStringArg, argumentOrNull(info, 0));
+        TOSTRING_VOID_INTERNAL(defaultNullStringStringArg, argumentOrNull(info, 0));
     }
     impl->voidMethodDefaultNullStringStringArg(defaultNullStringStringArg);
 }
 
 static void voidMethodDefaultNullStringStringArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodDefaultNullStringStringArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodEnforceRangeLongArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "voidMethodEnforceRangeLongArg", "TestObject", info.Holder(), info.GetIsolate());
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeError(exceptionState, 1, info.Length());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     int enforceRangeLongArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(enforceRangeLongArg, toInt32(info[0], EnforceRange, exceptionState), exceptionState);
     }
     impl->voidMethodEnforceRangeLongArg(enforceRangeLongArg);
 }
 
 static void voidMethodEnforceRangeLongArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodEnforceRangeLongArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodTreatNullAsNullStringStringArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodTreatNullAsNullStringStringArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     V8StringResource<WithNullCheck> treatNullAsNullStringStringArg;
     {
-        TOSTRING_VOID_INTERNAL_NOTRYCATCH(treatNullAsNullStringStringArg, info[0]);
+        TOSTRING_VOID_INTERNAL(treatNullAsNullStringStringArg, info[0]);
     }
     impl->voidMethodTreatNullAsNullStringStringArg(treatNullAsNullStringStringArg);
 }
 
 static void voidMethodTreatNullAsNullStringStringArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodTreatNullAsNullStringStringArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodTreatNullAsNullStringTreatUndefinedAsNullStringStringArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodTreatNullAsNullStringTreatUndefinedAsNullStringStringArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     V8StringResource<WithUndefinedOrNullCheck> treatNullAsNullStringStringArg;
     {
-        TOSTRING_VOID_INTERNAL_NOTRYCATCH(treatNullAsNullStringStringArg, info[0]);
+        TOSTRING_VOID_INTERNAL(treatNullAsNullStringStringArg, info[0]);
     }
     impl->voidMethodTreatNullAsNullStringTreatUndefinedAsNullStringStringArg(treatNullAsNullStringStringArg);
 }
 
 static void voidMethodTreatNullAsNullStringTreatUndefinedAsNullStringStringArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodTreatNullAsNullStringTreatUndefinedAsNullStringStringArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
@@ skipping 87 matching lines @@
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::callWithScriptStateScriptArgumentsVoidMethodMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void callWithScriptStateScriptArgumentsVoidMethodOptionalBooleanArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TestObject* impl = V8TestObject::toNative(info.Holder());
     bool optionalBooleanArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         if (UNLIKELY(info.Length() <= 0)) {
             ScriptState* scriptState = ScriptState::current(info.GetIsolate());
             RefPtr<ScriptArguments> scriptArguments(createScriptArguments(info, 1));
             impl->callWithScriptStateScriptArgumentsVoidMethodOptionalBooleanArg(scriptState, scriptArguments.release());
             return;
         }
         TONATIVE_VOID_INTERNAL(optionalBooleanArg, info[0]->BooleanValue());
     }
     ScriptState* scriptState = ScriptState::current(info.GetIsolate());
     RefPtr<ScriptArguments> scriptArguments(createScriptArguments(info, 1));
@@ skipping 190 matching lines @@
     TestObject* impl = V8TestObject::toNative(info.Holder());
     impl->DeprecateAsOverloadedMethod();
 }
 
 static void DeprecateAsOverloadedMethod2Method(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "DeprecateAsOverloadedMethod", "TestObject", info.Holder(), info.GetIsolate());
     TestObject* impl = V8TestObject::toNative(info.Holder());
     int arg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(arg, toInt32(info[0], exceptionState), exceptionState);
     }
     impl->DeprecateAsOverloadedMethod(arg);
 }
 
 static void DeprecateAsOverloadedMethodMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     v8::Isolate* isolate = info.GetIsolate();
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "DeprecateAsOverloadedMethod", "TestObject", info.Holder(), isolate);
     switch (std::min(1, info.Length())) {
@@ skipping 32 matching lines @@
     TestObject* impl = V8TestObject::toNative(info.Holder());
     impl->DeprecateAsSameValueOverloadedMethod();
 }
 
 static void DeprecateAsSameValueOverloadedMethod2Method(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "DeprecateAsSameValueOverloadedMethod", "TestObject", info.Holder(), info.GetIsolate());
     TestObject* impl = V8TestObject::toNative(info.Holder());
     int arg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(arg, toInt32(info[0], exceptionState), exceptionState);
     }
     impl->DeprecateAsSameValueOverloadedMethod(arg);
 }
 
 static void DeprecateAsSameValueOverloadedMethodMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     v8::Isolate* isolate = info.GetIsolate();
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "DeprecateAsSameValueOverloadedMethod", "TestObject", info.Holder(), isolate);
     UseCounter::countDeprecation(callingExecutionContext(isolate), UseCounter::TestFeature);
@@ skipping 31 matching lines @@
     TestObject* impl = V8TestObject::toNative(info.Holder());
     impl->measureAsOverloadedMethod();
 }
 
 static void measureAsOverloadedMethod2Method(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "measureAsOverloadedMethod", "TestObject", info.Holder(), info.GetIsolate());
     TestObject* impl = V8TestObject::toNative(info.Holder());
     int arg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(arg, toInt32(info[0], exceptionState), exceptionState);
     }
     impl->measureAsOverloadedMethod(arg);
 }
 
 static void measureAsOverloadedMethodMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     v8::Isolate* isolate = info.GetIsolate();
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "measureAsOverloadedMethod", "TestObject", info.Holder(), isolate);
     switch (std::min(1, info.Length())) {
@@ skipping 32 matching lines @@
     TestObject* impl = V8TestObject::toNative(info.Holder());
     impl->measureAsSameValueOverloadedMethod();
 }
 
 static void measureAsSameValueOverloadedMethod2Method(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "measureAsSameValueOverloadedMethod", "TestObject", info.Holder(), info.GetIsolate());
     TestObject* impl = V8TestObject::toNative(info.Holder());
     int arg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(arg, toInt32(info[0], exceptionState), exceptionState);
     }
     impl->measureAsSameValueOverloadedMethod(arg);
 }
 
 static void measureAsSameValueOverloadedMethodMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     v8::Isolate* isolate = info.GetIsolate();
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "measureAsSameValueOverloadedMethod", "TestObject", info.Holder(), isolate);
     UseCounter::count(callingExecutionContext(isolate), UseCounter::TestFeature);
@@ skipping 31 matching lines @@
     TestObject* impl = V8TestObject::toNative(info.Holder());
     impl->deprecateAsMeasureAsSameValueOverloadedMethod();
 }
 
 static void deprecateAsMeasureAsSameValueOverloadedMethod2Method(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "deprecateAsMeasureAsSameValueOverloadedMethod", "TestObject", info.Holder(), info.GetIsolate());
     TestObject* impl = V8TestObject::toNative(info.Holder());
     int arg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(arg, toInt32(info[0], exceptionState), exceptionState);
     }
     impl->deprecateAsMeasureAsSameValueOverloadedMethod(arg);
 }
 
 static void deprecateAsMeasureAsSameValueOverloadedMethodMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     v8::Isolate* isolate = info.GetIsolate();
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "deprecateAsMeasureAsSameValueOverloadedMethod", "TestObject", info.Holder(), isolate);
     UseCounter::count(callingExecutionContext(isolate), UseCounter::TestFeature);
@@ skipping 33 matching lines @@
     TestObject* impl = V8TestObject::toNative(info.Holder());
     impl->deprecateAsSameValueMeasureAsOverloadedMethod();
 }
 
 static void deprecateAsSameValueMeasureAsOverloadedMethod2Method(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "deprecateAsSameValueMeasureAsOverloadedMethod", "TestObject", info.Holder(), info.GetIsolate());
     TestObject* impl = V8TestObject::toNative(info.Holder());
     int arg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(arg, toInt32(info[0], exceptionState), exceptionState);
     }
     impl->deprecateAsSameValueMeasureAsOverloadedMethod(arg);
 }
 
 static void deprecateAsSameValueMeasureAsOverloadedMethodMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     v8::Isolate* isolate = info.GetIsolate();
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "deprecateAsSameValueMeasureAsOverloadedMethod", "TestObject", info.Holder(), isolate);
     UseCounter::countDeprecation(callingExecutionContext(isolate), UseCounter::TestFeature);
@@ skipping 33 matching lines @@
     TestObject* impl = V8TestObject::toNative(info.Holder());
     impl->deprecateAsSameValueMeasureAsSameValueOverloadedMethod();
 }
 
 static void deprecateAsSameValueMeasureAsSameValueOverloadedMethod2Method(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "deprecateAsSameValueMeasureAsSameValueOverloadedMethod", "TestObject", info.Holder(), info.GetIsolate());
     TestObject* impl = V8TestObject::toNative(info.Holder());
     int arg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(arg, toInt32(info[0], exceptionState), exceptionState);
     }
     impl->deprecateAsSameValueMeasureAsSameValueOverloadedMethod(arg);
 }
 
 static void deprecateAsSameValueMeasureAsSameValueOverloadedMethodMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     v8::Isolate* isolate = info.GetIsolate();
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "deprecateAsSameValueMeasureAsSameValueOverloadedMethod", "TestObject", info.Holder(), isolate);
     UseCounter::count(callingExecutionContext(isolate), UseCounter::TestFeatureB);
@@ skipping 81 matching lines @@
 
 static void perWorldBindingsVoidMethodTestInterfaceEmptyArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("perWorldBindingsVoidMethodTestInterfaceEmptyArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     TestInterfaceEmpty* testInterfaceEmptyArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(testInterfaceEmptyArg, V8TestInterfaceEmpty::toNativeWithTypeCheck(info.GetIsolate(), info[0]));
     }
     impl->perWorldBindingsVoidMethodTestInterfaceEmptyArg(testInterfaceEmptyArg);
 }
 
 static void perWorldBindingsVoidMethodTestInterfaceEmptyArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::perWorldBindingsVoidMethodTestInterfaceEmptyArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void perWorldBindingsVoidMethodTestInterfaceEmptyArgMethodForMainWorld(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("perWorldBindingsVoidMethodTestInterfaceEmptyArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     TestInterfaceEmpty* testInterfaceEmptyArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(testInterfaceEmptyArg, V8TestInterfaceEmpty::toNativeWithTypeCheck(info.GetIsolate(), info[0]));
     }
     impl->perWorldBindingsVoidMethodTestInterfaceEmptyArg(testInterfaceEmptyArg);
 }
 
 static void perWorldBindingsVoidMethodTestInterfaceEmptyArgMethodCallbackForMainWorld(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::perWorldBindingsVoidMethodTestInterfaceEmptyArgMethodForMainWorld(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
@@ skipping 102 matching lines @@
     TestObjectV8Internal::raisesExceptionStringMethodMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void raisesExceptionVoidMethodOptionalLongArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "raisesExceptionVoidMethodOptionalLongArg", "TestObject", info.Holder(), info.GetIsolate());
     TestObject* impl = V8TestObject::toNative(info.Holder());
     int optionalLongArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         if (UNLIKELY(info.Length() <= 0)) {
             impl->raisesExceptionVoidMethodOptionalLongArg(exceptionState);
             if (exceptionState.hadException()) {
                 exceptionState.throwIfNeeded();
                 return;
             }
             return;
         }
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(optionalLongArg, toInt32(info[0], exceptionState), exceptionState);
     }
@@ skipping 93 matching lines @@
 static void callWithExecutionContextRaisesExceptionVoidMethodLongArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "callWithExecutionContextRaisesExceptionVoidMethodLongArg", "TestObject", info.Holder(), info.GetIsolate());
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeError(exceptionState, 1, info.Length());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     int longArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(longArg, toInt32(info[0], exceptionState), exceptionState);
     }
     ExecutionContext* scriptContext = currentExecutionContext(info.GetIsolate());
     impl->callWithExecutionContextRaisesExceptionVoidMethodLongArg(scriptContext, longArg, exceptionState);
     if (exceptionState.hadException()) {
         exceptionState.throwIfNeeded();
         return;
     }
 }
 
@@ skipping 97 matching lines @@
 
 static void typeCheckingInterfaceVoidMethodTestInterfaceEmptyArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("typeCheckingInterfaceVoidMethodTestInterfaceEmptyArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     TestInterfaceEmpty* testInterfaceEmptyArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         if (info.Length() > 0 && !V8TestInterfaceEmpty::hasInstance(info[0], info.GetIsolate())) {
             throwTypeError(ExceptionMessages::failedToExecute("typeCheckingInterfaceVoidMethodTestInterfaceEmptyArg", "TestObject", "parameter 1 is not of type 'TestInterfaceEmpty'."), info.GetIsolate());
-            block.ReThrow();
             return;
         }
         TONATIVE_VOID_INTERNAL(testInterfaceEmptyArg, V8TestInterfaceEmpty::toNativeWithTypeCheck(info.GetIsolate(), info[0]));
     }
     impl->typeCheckingInterfaceVoidMethodTestInterfaceEmptyArg(testInterfaceEmptyArg);
 }
 
 static void typeCheckingInterfaceVoidMethodTestInterfaceEmptyArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::typeCheckingInterfaceVoidMethodTestInterfaceEmptyArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void typeCheckingNullableVoidMethodTestInterfaceEmptyOrNullArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("typeCheckingNullableVoidMethodTestInterfaceEmptyOrNullArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     TestInterfaceEmpty* testInterfaceEmptyOrNullArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(testInterfaceEmptyOrNullArg, V8TestInterfaceEmpty::toNativeWithTypeCheck(info.GetIsolate(), info[0]));
     }
     impl->typeCheckingNullableVoidMethodTestInterfaceEmptyOrNullArg(testInterfaceEmptyOrNullArg);
 }
 
 static void typeCheckingNullableVoidMethodTestInterfaceEmptyOrNullArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::typeCheckingNullableVoidMethodTestInterfaceEmptyOrNullArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void typeCheckingInterfaceNullableVoidMethodTestInterfaceEmptyOrNullArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("typeCheckingInterfaceNullableVoidMethodTestInterfaceEmptyOrNullArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     TestInterfaceEmpty* testInterfaceEmptyOrNullArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         if (info.Length() > 0 && !isUndefinedOrNull(info[0]) && !V8TestInterfaceEmpty::hasInstance(info[0], info.GetIsolate())) {
             throwTypeError(ExceptionMessages::failedToExecute("typeCheckingInterfaceNullableVoidMethodTestInterfaceEmptyOrNullArg", "TestObject", "parameter 1 is not of type 'TestInterfaceEmpty'."), info.GetIsolate());
-            block.ReThrow();
             return;
         }
         TONATIVE_VOID_INTERNAL(testInterfaceEmptyOrNullArg, V8TestInterfaceEmpty::toNativeWithTypeCheck(info.GetIsolate(), info[0]));
     }
     impl->typeCheckingInterfaceNullableVoidMethodTestInterfaceEmptyOrNullArg(testInterfaceEmptyOrNullArg);
 }
 
 static void typeCheckingInterfaceNullableVoidMethodTestInterfaceEmptyOrNullArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::typeCheckingInterfaceNullableVoidMethodTestInterfaceEmptyOrNullArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void typeCheckingUnrestrictedVoidMethodFloatArgDoubleArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 2)) {
         throwMinimumArityTypeErrorForMethod("typeCheckingUnrestrictedVoidMethodFloatArgDoubleArg", "TestObject", 2, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     float floatArg;
     double doubleArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(floatArg, static_cast<float>(info[0]->NumberValue()));
         if (!std::isfinite(floatArg)) {
             throwTypeError(ExceptionMessages::failedToExecute("typeCheckingUnrestrictedVoidMethodFloatArgDoubleArg", "TestObject", "float parameter 1 is non-finite."), info.GetIsolate());
-            block.ReThrow();
             return;
         }
         TONATIVE_VOID_INTERNAL(doubleArg, static_cast<double>(info[1]->NumberValue()));
         if (!std::isfinite(doubleArg)) {
             throwTypeError(ExceptionMessages::failedToExecute("typeCheckingUnrestrictedVoidMethodFloatArgDoubleArg", "TestObject", "double parameter 2 is non-finite."), info.GetIsolate());
-            block.ReThrow();
             return;
         }
     }
     impl->typeCheckingUnrestrictedVoidMethodFloatArgDoubleArg(floatArg, doubleArg);
 }
 
 static void typeCheckingUnrestrictedVoidMethodFloatArgDoubleArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::typeCheckingUnrestrictedVoidMethodFloatArgDoubleArgMethod(info);
@@ skipping 15 matching lines @@
 
 static void voidMethodTestInterfaceGarbageCollectedSequenceArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodTestInterfaceGarbageCollectedSequenceArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     HeapVector<Member<TestInterfaceGarbageCollected> > testInterfaceGarbageCollectedSequenceArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(testInterfaceGarbageCollectedSequenceArg, (toMemberNativeArray<TestInterfaceGarbageCollected, V8TestInterfaceGarbageCollected>(info[0], 1, info.GetIsolate())));
     }
     impl->voidMethodTestInterfaceGarbageCollectedSequenceArg(testInterfaceGarbageCollectedSequenceArg);
 }
 
 static void voidMethodTestInterfaceGarbageCollectedSequenceArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodTestInterfaceGarbageCollectedSequenceArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodTestInterfaceGarbageCollectedArrayArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodTestInterfaceGarbageCollectedArrayArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     HeapVector<Member<TestInterfaceGarbageCollected> > testInterfaceGarbageCollectedArrayArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(testInterfaceGarbageCollectedArrayArg, (toMemberNativeArray<TestInterfaceGarbageCollected, V8TestInterfaceGarbageCollected>(info[0], 1, info.GetIsolate())));
     }
     impl->voidMethodTestInterfaceGarbageCollectedArrayArg(testInterfaceGarbageCollectedArrayArg);
 }
 
 static void voidMethodTestInterfaceGarbageCollectedArrayArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodTestInterfaceGarbageCollectedArrayArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodTestInterfaceWillBeGarbageCollectedSequenceArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodTestInterfaceWillBeGarbageCollectedSequenceArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     WillBeHeapVector<RefPtrWillBeMember<TestInterfaceWillBeGarbageCollected> > testInterfaceWillBeGarbageCollectedSequenceArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(testInterfaceWillBeGarbageCollectedSequenceArg, (toRefPtrWillBeMemberNativeArray<TestInterfaceWillBeGarbageCollected, V8TestInterfaceWillBeGarbageCollected>(info[0], 1, info.GetIsolate())));
     }
     impl->voidMethodTestInterfaceWillBeGarbageCollectedSequenceArg(testInterfaceWillBeGarbageCollectedSequenceArg);
 }
 
 static void voidMethodTestInterfaceWillBeGarbageCollectedSequenceArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodTestInterfaceWillBeGarbageCollectedSequenceArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void voidMethodTestInterfaceWillBeGarbageCollectedArrayArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         throwMinimumArityTypeErrorForMethod("voidMethodTestInterfaceWillBeGarbageCollectedArrayArg", "TestObject", 1, info.Length(), info.GetIsolate());
         return;
     }
     TestObject* impl = V8TestObject::toNative(info.Holder());
     WillBeHeapVector<RefPtrWillBeMember<TestInterfaceWillBeGarbageCollected> > testInterfaceWillBeGarbageCollectedArrayArg;
     {
-        v8::TryCatch block;
+        V8TryPropagate block;
         TONATIVE_VOID_INTERNAL(testInterfaceWillBeGarbageCollectedArrayArg, (toRefPtrWillBeMemberNativeArray<TestInterfaceWillBeGarbageCollected, V8TestInterfaceWillBeGarbageCollected>(info[0], 1, info.GetIsolate())));
     }
     impl->voidMethodTestInterfaceWillBeGarbageCollectedArrayArg(testInterfaceWillBeGarbageCollectedArrayArg);
 }
 
 static void voidMethodTestInterfaceWillBeGarbageCollectedArrayArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestObjectV8Internal::voidMethodTestInterfaceWillBeGarbageCollectedArrayArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
@@ skipping 506 matching lines @@
     fromInternalPointer(object)->deref();
 }
 
 template<>
 v8::Handle<v8::Value> toV8NoInline(TestObject* impl, v8::Handle<v8::Object> creationContext, v8::Isolate* isolate)
 {
     return toV8(impl, creationContext, isolate);
 }
 
 } // namespace WebCore