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

modules/presentation/PresentationReceiver.idl

Index: modules/presentation/PresentationReceiver.idl
diff --git a/modules/presentation/PresentationReceiver.idl b/modules/presentation/PresentationReceiver.idl
new file mode 100644
index 0000000000000000000000000000000000000000..4039cec9956ca3d6bdf38a1ca776c69df6bfbafa
--- /dev/null
+++ b/modules/presentation/PresentationReceiver.idl
@@ -0,0 +1,15 @@
+// Copyright 2015 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-presentation
+
+[
+    GarbageCollected,
+    RuntimeEnabled=PresentationReceiver
+] interface PresentationReceiver : EventTarget {
+    [CallWith=ScriptState] Promise<PresentationConnection> getConnection();
+    [CallWith=ScriptState] Promise<sequence<PresentationConnection>> getConnections();
+
+    attribute EventHandler onconnectionavailable;
+};