Initial CL for Web APKs

chrome/android/webapk/libs/common/src/org/chromium/webapk/lib/common/WebApkConstants.java

Index: chrome/android/webapk/libs/common/src/org/chromium/webapk/lib/common/WebApkConstants.java
diff --git a/chrome/android/webapk/libs/common/src/org/chromium/webapk/lib/common/WebApkConstants.java b/chrome/android/webapk/libs/common/src/org/chromium/webapk/lib/common/WebApkConstants.java
new file mode 100644
index 0000000000000000000000000000000000000000..df53f08564889883eeb81ebe6d6debe2c401f20e
--- /dev/null
+++ b/chrome/android/webapk/libs/common/src/org/chromium/webapk/lib/common/WebApkConstants.java
@@ -0,0 +1,15 @@
+// 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.lib.common;
+
+/**
+ * Stores WebAPK related constants.
+ */
+public final class WebApkConstants {
+    public static final String WEBAPK_PACKAGE_PREFIX = "org.chromium.webapk";
+
+    // WebAPK id prefix. The id is used for storing WebAPK data in Chrome's SharedPreferences.
+    public static final String WEBAPK_ID_PREFIX = "webapk:";
+}