Moving VR service from /content/browser to /device

device/vr/android/BUILD.gn

 # 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.
 
+import("//build/config/android/config.gni")
 import("//build/config/android/rules.gni")
 
-android_library("common") {
-  java_files = [
-    "src/org/chromium/webapk/lib/common/WebApkConstants.java",
-    "src/org/chromium/webapk/lib/common/WebApkUtils.java",
+android_library("vr_android") {
+  java_files = [ "java/src/org/chromium/device/vr/CardboardVRDevice.java" ]
+
+  deps = [
+    "//base:base_java",
   ]
 }