[WIP] Add SpeechSynthesisErrorevent

Source/modules/speech/SpeechSynthesisErrorEvent.idl

 /*
- * Copyright (C) 2012 Google Inc. All rights reserved.
+ * Copyright (C) 2015 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:
  *  * Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  *  * Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-[
-    NoInterfaceObject,
-    Constructor(DOMString type, optional SpeechRecognitionEventInit initDict),
-] interface SpeechRecognitionEvent : Event {
-    readonly attribute unsigned long resultIndex;
-    readonly attribute SpeechRecognitionResultList results;
+enum ErrorCode {
+    "canceled",
+    "interrupted",
+    "audio-busy",
+    "audio-hardware",
+    "network",
+    "synthesis-unavailable",
+    "synthesis-failed",
+    "language-unavailable",
+    "voice-unavailable",
+    "text-too-long",
+    "invalid-argument"
+};
 
-    readonly attribute Document interpretation;
-    readonly attribute Document emma;
+interface SpeechSynthesisErrorEvent : SpeechSynthesisEvent {
+    readonly attribute ErrorCode error;
 };