Revert of Android WebVR implementation, Cardboard 0.5.5 SDK

content/content_browser.gypi

 # Copyright (c) 2012 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.
 
 {
   'dependencies': [
     '../base/base.gyp:base_static',
     '../crypto/crypto.gyp:crypto',
     '../device/battery/battery.gyp:device_battery',
     '../device/battery/battery.gyp:device_battery_mojo_bindings',
@@ skipping 2123 matching lines @@
         '../third_party/boringssl/boringssl.gyp:boringssl',
       ],
     }],
     ['enable_webvr==1', {
       'sources': [
         'browser/vr/vr_device.cc',
         'browser/vr/vr_device.h',
         'browser/vr/vr_device_manager.cc',
         'browser/vr/vr_device_manager.h',
         'browser/vr/vr_device_provider.h',
-        'browser/vr/vr_transform_util.cc',
-        'browser/vr/vr_transform_util.h',
       ]
     }],
-    ['enable_webvr==1 and OS=="android"', {
-      'sources': [
-        'browser/vr/android/cardboard/cardboard_vr_device.cc',
-        'browser/vr/android/cardboard/cardboard_vr_device.h',
-        'browser/vr/android/cardboard/cardboard_vr_device_provider.cc',
-        'browser/vr/android/cardboard/cardboard_vr_device_provider.h',
-      ],
-    }],
   ],
 }