diff -r 000000000000 -r 6474c204b198 dom/base/DOMError.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dom/base/DOMError.cpp	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,81 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "mozilla/dom/DOMError.h"
+#include "mozilla/dom/DOMErrorBinding.h"
+#include "mozilla/dom/DOMException.h"
+#include "nsPIDOMWindow.h"
+
+namespace mozilla {
+namespace dom {
+
+NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_1(DOMError, mWindow)
+NS_IMPL_CYCLE_COLLECTING_ADDREF(DOMError)
+NS_IMPL_CYCLE_COLLECTING_RELEASE(DOMError)
+NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(DOMError)
+  NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
+  NS_INTERFACE_MAP_ENTRY(nsISupports)
+NS_INTERFACE_MAP_END
+
+DOMError::DOMError(nsPIDOMWindow* aWindow)
+  : mWindow(aWindow)
+{
+  SetIsDOMBinding();
+}
+
+DOMError::DOMError(nsPIDOMWindow* aWindow, nsresult aValue)
+  : mWindow(aWindow)
+{
+  nsCString name, message;
+  NS_GetNameAndMessageForDOMNSResult(aValue, name, message);
+
+  CopyUTF8toUTF16(name, mName);
+  CopyUTF8toUTF16(message, mMessage);
+
+  SetIsDOMBinding();
+}
+
+DOMError::DOMError(nsPIDOMWindow* aWindow, const nsAString& aName)
+  : mWindow(aWindow)
+  , mName(aName)
+{
+  SetIsDOMBinding();
+}
+
+DOMError::DOMError(nsPIDOMWindow* aWindow, const nsAString& aName,
+                   const nsAString& aMessage)
+  : mWindow(aWindow)
+  , mName(aName)
+  , mMessage(aMessage)
+{
+  SetIsDOMBinding();
+}
+
+DOMError::~DOMError()
+{
+}
+
+JSObject*
+DOMError::WrapObject(JSContext* aCx)
+{
+  return DOMErrorBinding::Wrap(aCx, this);
+}
+
+/* static */ already_AddRefed<DOMError>
+DOMError::Constructor(const GlobalObject& aGlobal,
+                      const nsAString& aName, const nsAString& aMessage,
+                      ErrorResult& aRv)
+{
+  nsCOMPtr<nsPIDOMWindow> window = do_QueryInterface(aGlobal.GetAsSupports());
+
+  // Window is null for chrome code.
+
+  nsRefPtr<DOMError> ret = new DOMError(window, aName, aMessage);
+  return ret.forget();
+}
+
+} // namespace dom
+} // namespace mozilla