Added allowvr attribute to iframes and vrEnabled to Document

third_party/WebKit/public/web/WebFrameOwnerProperties.h

Index: third_party/WebKit/public/web/WebFrameOwnerProperties.h
diff --git a/third_party/WebKit/public/web/WebFrameOwnerProperties.h b/third_party/WebKit/public/web/WebFrameOwnerProperties.h
index f7f6e65147bec6d4744f124d5b64bbfe8bb7c1a6..6c2a0e4e9079b47256cfe2ecc14ab0af73f56280 100644
--- a/third_party/WebKit/public/web/WebFrameOwnerProperties.h
+++ b/third_party/WebKit/public/web/WebFrameOwnerProperties.h
@@ -23,6 +23,7 @@ struct WebFrameOwnerProperties {
     int marginWidth;
     int marginHeight;
     bool allowFullscreen;
+    bool allowVR;
     WebVector<WebPermissionType> delegatedPermissions;
 
     WebFrameOwnerProperties()
@@ -30,15 +31,17 @@ struct WebFrameOwnerProperties {
         , marginWidth(-1)
         , marginHeight(-1)
         , allowFullscreen(false)
+        , allowVR(false)
     {
     }
 
 #if INSIDE_BLINK
-    WebFrameOwnerProperties(ScrollbarMode scrollingMode, int marginWidth, int marginHeight, bool allowFullscreen, const WebVector<WebPermissionType>& delegatedPermissions)
+    WebFrameOwnerProperties(ScrollbarMode scrollingMode, int marginWidth, int marginHeight, bool allowFullscreen, bool allowVR, const WebVector<WebPermissionType>& delegatedPermissions)
         : scrollingMode(static_cast<ScrollingMode>(scrollingMode))
         , marginWidth(marginWidth)
         , marginHeight(marginHeight)
         , allowFullscreen(allowFullscreen)
+        , allowVR(allowVR)
         , delegatedPermissions(delegatedPermissions)
     {
     }