Introduce intent manager.

services/android/intent_receiver.mojom

+// 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.
+
+[JavaPackage="org.chromium.mojo.intent"]
+module intent_receiver;
+
+// Service to interact with android intents.
+interface IntentReceiverManager {
+  // This method takes an |IntentReceiver| and returns a serialized intent.
+  // The serialized intent can be deserialized using an android parcel. The
+  // caller can then transform this intent into a PendingIntent using
+  // |PendingIntent#getService| and send it to another android application.
+  // Whenever the pending intent is executed, the receiver will be called with
+  // the content of the received intent. To be noted: this will fail if the
+  // received intent is active (contains either a Binder or a file descriptor).
+  RegisterReceiver(IntentReceiver receiver) => (array<uint8> intent);
+};
+
+// Receiver interface, to be used with
+// |IntentReceiverManager.RegisterReceiver|.
+interface IntentReceiver {
+  OnIntent(array<uint8> intent);
+};