Create the SystemUpdate activity class.
Test: tested sample app with sideloading.
Change-Id: I0d1661cea57c706b4981a4cda9f9b69fdeb69292
diff --git a/sample_updater/res/layout/activity_main.xml b/sample_updater/res/layout/activity_main.xml
new file mode 100644
index 0000000..bd7d686
--- /dev/null
+++ b/sample_updater/res/layout/activity_main.xml
@@ -0,0 +1,20 @@
+<!--
+ Copyright (C) 2018 The Android Open Source Project
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+ -->
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+ xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent"
+ android:layout_height="match_parent">
+
+</LinearLayout>