Implement GCMDriver.java using MultiplexingGcmListener

components/gcm_driver/android/java/src/org/chromium/components/gcm_driver/GCMListener.java

Index: components/gcm_driver/android/java/src/org/chromium/components/gcm_driver/GCMListener.java
diff --git a/components/gcm_driver/android/java/src/org/chromium/components/gcm_driver/GCMListener.java b/components/gcm_driver/android/java/src/org/chromium/components/gcm_driver/GCMListener.java
new file mode 100644
index 0000000000000000000000000000000000000000..d3cb556f930e9155ced28ea364ca0ec0e3a4d433
--- /dev/null
+++ b/components/gcm_driver/android/java/src/org/chromium/components/gcm_driver/GCMListener.java
@@ -0,0 +1,75 @@
+// 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.
+
+package org.chromium.components.gcm_driver;
+
+import android.content.Intent;
+
+import com.google.ipc.invalidation.external.client.contrib.MultiplexingGcmListener;
+
+import org.chromium.base.ThreadUtils;
+
+/**
+ * Receives GCM registration events and messages rebroadcast by MultiplexingGcmListener.
+ */
+public class GCMListener extends MultiplexingGcmListener.AbstractListener {
+    /**
+     * Receiver for broadcasts by the multiplexed GCM service. It forwards them to
+     * GCMListener.
+     *
+     * This class is public so that it can be instantiated by the Android runtime.
+     */
+    public static class Receiver extends MultiplexingGcmListener.AbstractListener.Receiver {
+        @Override
+        protected Class<?> getServiceClass() {
+            return GCMListener.class;
+        }
+    }
+
+    private static final String TAG = "GCMListener";
+
+    public GCMListener() {
+        super(TAG);
+    }
+
+    @Override
+    protected void onRegistered(final String registrationId) {
+        ThreadUtils.runOnUiThread(new Runnable() {
+            @Override public void run() {
+                // TODO(johnme): Get app ID.
+                GCMDriver.onRegisterFinished("unknown-app-id", registrationId);
+            }
+        });
+    }
+
+    @Override
+    protected void onUnregistered(String registrationId) {
+        ThreadUtils.runOnUiThread(new Runnable() {
+            @Override public void run() {
+                // TODO(johnme): Get app ID.
+                GCMDriver.onUnregisterFinished("unknown-app-id");
+            }
+        });
+    }
+
+    @Override
+    protected void onMessage(final Intent intent) {
+        ThreadUtils.runOnUiThread(new Runnable() {
+            @Override public void run() {
+                // TODO(johnme): Get app ID.
+                GCMDriver.onMessageReceived("unknown-app-id", intent.getExtras());
+            }
+        });
+    }
+
+    @Override
+    protected void onDeletedMessages(int total) {
+        ThreadUtils.runOnUiThread(new Runnable() {
+            @Override public void run() {
+                // TODO(johnme): Get app ID.
+                GCMDriver.onMessagesDeleted("unknown-app-id");
+            }
+        });
+    }
+}