Generate ChromeVersionConstants.java at build time.

chrome/android/java/ChromeVersionConstants.java.version

Index: chrome/android/java/ChromeVersionConstants.java.version
diff --git a/chrome/android/java/ChromeVersionConstants.java.version b/chrome/android/java/ChromeVersionConstants.java.version
new file mode 100644
index 0000000000000000000000000000000000000000..d5e86609acc85b51f3fdebe33e05fed620f56a66
--- /dev/null
+++ b/chrome/android/java/ChromeVersionConstants.java.version
@@ -0,0 +1,11 @@
+// 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.chrome.browser;
+
+public class ChromeVersionConstants {
+    public static final String PRODUCT_NAME = "@PRODUCT_FULLNAME@";
+    public static final String PRODUCT_VERSION = "@MAJOR@.@MINOR@.@BUILD@.@PATCH@";
+    public static final boolean IS_OFFICIAL_BUILD = @OFFICIAL_BUILD@ == 1;
+}