Roll 50: Copied IDLs, PYTHON scripts from WebKit removed deleted files in WebCore

modules/presentation/PresentationConnection.idl

+// 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.
+
+// https://w3c.github.io/presentation-api/#interface-presentationconnection
+
+enum PresentationConnectionState {
+    "connected",
+    "closed",
+    "terminated"
+};
+
+[
+    GarbageCollected,
+    RuntimeEnabled=Presentation
+] interface PresentationConnection : EventTarget {
+    readonly attribute DOMString? id;
+    readonly attribute PresentationConnectionState state;
+    [MeasureAs=PresentationConnectionClose] void close();
+    [MeasureAs=PresentationConnectionTerminate] void terminate();
+    [DeprecateAs=PresentationConnectionStateChangeEventListener] attribute EventHandler onstatechange;
+    attribute EventHandler onconnect;
+    attribute EventHandler onclose;
+    attribute EventHandler onterminate;
+
+    // Communication
+    attribute BinaryType binaryType;
+    attribute EventHandler onmessage;
+    [RaisesException, MeasureAs=PresentationConnectionSend] void send(DOMString message);
+    [RaisesException, MeasureAs=PresentationConnectionSend] void send(Blob data);
+    [RaisesException, MeasureAs=PresentationConnectionSend] void send(ArrayBuffer data);
+    [RaisesException, MeasureAs=PresentationConnectionSend] void send(ArrayBufferView data);
+};