Makes WebAPK handle NOTIFICATION_PREFERENCES intents

chrome/android/webapk/shell_apk/src/org/chromium/webapk/shell_apk/NotificationSettingsLauncherActivity.java

Index: chrome/android/webapk/shell_apk/src/org/chromium/webapk/shell_apk/NotificationSettingsLauncherActivity.java
diff --git a/chrome/android/webapk/shell_apk/src/org/chromium/webapk/shell_apk/NotificationSettingsLauncherActivity.java b/chrome/android/webapk/shell_apk/src/org/chromium/webapk/shell_apk/NotificationSettingsLauncherActivity.java
new file mode 100644
index 0000000000000000000000000000000000000000..fd405f28afdd1aba2075961c2e9d0c3400044df7
--- /dev/null
+++ b/chrome/android/webapk/shell_apk/src/org/chromium/webapk/shell_apk/NotificationSettingsLauncherActivity.java
@@ -0,0 +1,27 @@
+// Copyright 2016 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.webapk.shell_apk;
+
+import android.app.Activity;
+import android.content.Intent;
+import android.os.Bundle;
+
+/**
+ * Forwards NOTIFICATION_PREFERENCES intent to host browser.
+ */
+public class NotificationSettingsLauncherActivity extends Activity {
+
+    @Override
+    public void onCreate(Bundle savedInstance) {
+        super.onCreate(savedInstance);
+
+        String hostPackage = WebApkUtils.getHostBrowserPackageName(this);
+        Intent intent = getIntent();
+        intent.setPackage(hostPackage);
+        intent.setComponent(null);
+        startActivity(intent);
+        finish();
+    }
+}