Introduce intent manager.

shell/android/apk/src/org/chromium/mojo/shell/DelegatingIntentService.java

Index: shell/android/apk/src/org/chromium/mojo/shell/DelegatingIntentService.java
diff --git a/shell/android/apk/src/org/chromium/mojo/shell/DelegatingIntentService.java b/shell/android/apk/src/org/chromium/mojo/shell/DelegatingIntentService.java
new file mode 100644
index 0000000000000000000000000000000000000000..dfafd3eada359fcd1bf767a78bad2c4ee5ec618d
--- /dev/null
+++ b/shell/android/apk/src/org/chromium/mojo/shell/DelegatingIntentService.java
@@ -0,0 +1,25 @@
+// 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.
+
+package org.chromium.mojo.shell;
+
+import android.app.IntentService;
+import android.content.Intent;
+
+/**
+ * Intent Service that will forward received intents to the {@link IntentReceiverRegistry}.
+ */
+public class DelegatingIntentService extends IntentService {
+    public DelegatingIntentService() {
+        super("DelegatingIntentService");
+    }
+
+    /**
+     * @see IntentService#onHandleIntent(Intent)
+     */
+    @Override
+    protected void onHandleIntent(Intent intent) {
+        IntentReceiverRegistry.getInstance().onIntentReceived(intent);
+    }
+}