Revert of Android WebVR implementation, Cardboard 0.5.5 SDK

build/common.gypi

Index: build/common.gypi
diff --git a/build/common.gypi b/build/common.gypi
index 87b800cb010a51943ccb071c83fc11fea1e816ae..7127a592cd21cfb62dd228901b91db43e2ebce74 100644
--- a/build/common.gypi
+++ b/build/common.gypi
@@ -1028,15 +1028,10 @@
         }, {
           'pkg-config': 'pkg-config'
         }],
-
-        # Enable WebVR support by default on Android
-        # Still requires command line flag to access API
-        ['OS=="android"', {
-          'enable_webvr%': 1,
-        }, {
-          'enable_webvr%': 0,
-        }],
       ],
+
+      # WebVR support disabled until platform implementations have been added
+      'enable_webvr%': 0,
 
       # Setting this to '0' will cause V8's startup snapshot to be
       # embedded in the binary instead of being a external files.