Based on the feature PCD value, browser will decide whether to gray out the read only menu.

Signed-off-by: Eric Dong <eric.dong@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>



git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@14112 6f19259b-4bc3-4df7-8a09-765794883524

MdeModulePkg/Universal/SetupBrowserDxe/Ui.c

@@ -778,6 +778,9 @@ UiAddMenuOption (
     if ((Statement->ValueExpression != NULL) ||
         ((Statement->QuestionFlags & EFI_IFR_FLAG_READ_ONLY) != 0)) {
       MenuOption->ReadOnly = TRUE;
+      if (FeaturePcdGet (PcdBrowerGrayOutReadOnlyMenu)) {
+        MenuOption->GrayOut = TRUE;
+      }
     }
 
     InsertTailList (&gMenuOption, &MenuOption->Link);