[DevTools] Show stack trace for exceptions in dedicated workers

Source/bindings/core/v8/V8Initializer.cpp

Index: Source/bindings/core/v8/V8Initializer.cpp
diff --git a/Source/bindings/core/v8/V8Initializer.cpp b/Source/bindings/core/v8/V8Initializer.cpp
index 8b29c7083c80ca58616c425abed89460478dd10c..e938f981de1c49cd677727713f261c73b37dfca3 100644
--- a/Source/bindings/core/v8/V8Initializer.cpp
+++ b/Source/bindings/core/v8/V8Initializer.cpp
@@ -482,7 +482,8 @@ static void messageHandlerInWorker(v8::Handle<v8::Message> message, v8::Handle<v
     if (ExecutionContext* context = scriptState->executionContext()) {
         String errorMessage = toCoreString(message->Get());
         TOSTRING_VOID(V8StringResource<>, sourceURL, message->GetScriptOrigin().ResourceName());
-        int scriptId = message->GetScriptOrigin().ScriptID()->Value();
+        int scriptId = 0;
+        RefPtrWillBeRawPtr<ScriptCallStack> callStack = extractCallStack(isolate, message, &scriptId);
 
         RefPtrWillBeRawPtr<ErrorEvent> event = ErrorEvent::create(errorMessage, sourceURL, message->GetLineNumber(), message->GetStartColumn() + 1, &DOMWrapperWorld::current(isolate));
         AccessControlStatus corsStatus = message->IsSharedCrossOrigin() ? SharableCrossOrigin : NotSharableCrossOrigin;
@@ -491,7 +492,7 @@ static void messageHandlerInWorker(v8::Handle<v8::Message> message, v8::Handle<v
         // the error event from the v8::Message, quietly leave.
         if (!v8::V8::IsExecutionTerminating(isolate)) {
             V8ErrorHandler::storeExceptionOnErrorEventWrapper(isolate, event.get(), data, scriptState->context()->Global());
-            context->reportException(event.release(), scriptId, nullptr, corsStatus);
+            context->reportException(event.release(), scriptId, callStack, corsStatus);
         }
     }