Allow sites to enable 'window.onerror' handlers for cross-domain scripts.

Source/bindings/v8/V8Initializer.cpp

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 84 matching lines @@
 
     v8::Handle<v8::Value> resourceName = message->GetScriptResourceName();
     bool shouldUseDocumentURL = resourceName.IsEmpty() || !resourceName->IsString();
     String resource = shouldUseDocumentURL ? firstWindow->document()->url() : toWebCoreString(resourceName);
     RefPtr<ErrorEvent> event = ErrorEvent::create(errorMessage, resource, message->GetLineNumber(), message->GetStartColumn());
     v8::Local<v8::Value> wrappedEvent = toV8(event.get(), v8::Handle<v8::Object>(), v8::Isolate::GetCurrent());
     if (!wrappedEvent.IsEmpty()) {
         ASSERT(wrappedEvent->IsObject());
         v8::Local<v8::Object>::Cast(wrappedEvent)->SetHiddenValue(V8HiddenPropertyName::error(), data);
     }
-    firstWindow->document()->reportException(event.release(), callStack);
+    AccessControlStatus corsStatus = message->IsSharedCrossOrigin() ? SharableCrossOrigin : NotSharableCrossOrigin;
+    firstWindow->document()->reportException(event.release(), callStack, corsStatus);
 }
 
 static void failedAccessCheckCallbackInMainThread(v8::Local<v8::Object> host, v8::AccessType type, v8::Local<v8::Value> data)
 {
     Frame* target = findFrame(host, data, v8::Isolate::GetCurrent());
     if (!target)
         return;
     DOMWindow* targetWindow = target->domWindow();
 
     setDOMException(SecurityError, targetWindow->crossDomainAccessErrorMessage(activeDOMWindow()), v8::Isolate::GetCurrent());
@@ skipping 54 matching lines @@
     // During the frame teardown, there may not be a valid context.
     if (ScriptExecutionContext* context = getScriptExecutionContext()) {
         String errorMessage = toWebCoreString(message->Get());
         String sourceURL = toWebCoreString(message->GetScriptResourceName());
         RefPtr<ErrorEvent> event = ErrorEvent::create(errorMessage, sourceURL, message->GetLineNumber(), message->GetStartColumn());
         v8::Local<v8::Value> wrappedEvent = toV8(event.get(), v8::Handle<v8::Object>(), v8::Isolate::GetCurrent());
         if (!wrappedEvent.IsEmpty()) {
             ASSERT(wrappedEvent->IsObject());
             v8::Local<v8::Object>::Cast(wrappedEvent)->SetHiddenValue(V8HiddenPropertyName::error(), data);
         }
-        context->reportException(event.release(), 0);
+        AccessControlStatus corsStatus = message->IsSharedCrossOrigin() ? SharableCrossOrigin : NotSharableCrossOrigin;
+        context->reportException(event.release(), 0, corsStatus);
     }
 
     isReportingException = false;
 }
 
 static const int kWorkerMaxStackSize = 500 * 1024;
 
 void V8Initializer::initializeWorker(v8::Isolate* isolate)
 {
     initializeV8Common();
 
     v8::V8::AddMessageListener(messageHandlerInWorker);
     v8::V8::SetFatalErrorHandler(reportFatalErrorInWorker);
 
     v8::ResourceConstraints resourceConstraints;
     uint32_t here;
     resourceConstraints.set_stack_limit(&here - kWorkerMaxStackSize / sizeof(uint32_t*));
     v8::SetResourceConstraints(&resourceConstraints);
 
     V8PerIsolateData::ensureInitialized(isolate);
 }
 
 } // namespace WebCore