Dispatching errors across iframes don't match webplatform tests

third_party/WebKit/Source/bindings/core/v8/ScriptState.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.
 
 #include "bindings/core/v8/ScriptState.h"
 
 #include "bindings/core/v8/V8Binding.h"
 #include "core/dom/ExecutionContext.h"
 #include "core/frame/LocalDOMWindow.h"
 #include "core/frame/LocalFrame.h"
@@ skipping 85 matching lines @@
   ASSERT(frame);
   v8::HandleScope handleScope(toIsolate(frame));
   v8::Local<v8::Context> context = toV8Context(frame, world);
   if (context.IsEmpty())
     return nullptr;
   ScriptState* scriptState = ScriptState::from(context);
   ASSERT(scriptState->contextIsValid());
   return scriptState;
 }
 
+ScriptStateForErrorEvent::Scope::Scope(ScriptState* scriptState,
+                                       v8::Local<v8::Context> context)
+    : m_scriptState(scriptState) {
+  ExecutionContext* executionContext = m_scriptState->getExecutionContext();
+  RefPtr<ScriptStateForErrorEvent> scriptStateForErrorEvent =
+      ScriptStateForErrorEvent::create(context);
+  executionContext->setErrorEventScriptState(scriptStateForErrorEvent);
+}
+
+ScriptStateForErrorEvent::Scope::~Scope() {
+  ExecutionContext* executionContext = m_scriptState->getExecutionContext();
+  executionContext->clearErrorEventScriptState();
+}
+
+PassRefPtr<ScriptStateForErrorEvent> ScriptStateForErrorEvent::create(
+    v8::Local<v8::Context> context) {
+  RefPtr<ScriptStateForErrorEvent> scriptState =
+      adoptRef(new ScriptStateForErrorEvent(context));
+  return scriptState;
+}
+
 }  // namespace blink