Revert "Adding Chrome-side WebVR interface and Cardboard implementation"

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 2074 matching lines @@
         # This works on Android because enable_browser_cdms==1 on Android.
         'browser/media/media_web_contents_observer.cc',
         'browser/media/media_web_contents_observer.h',
       ],
     }],
     ['OS == "linux" and use_openssl==1', {
       'dependencies': [
         '../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',
-      ]
-    }],
-    ['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',
-      ],
-    }],
   ],
 }