Change the HiiDataBase and browser codes to support new efi varstore data structure.

Signed-off-by:ydong10
Reviewed-by:lgao4



git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12009 6f19259b-4bc3-4df7-8a09-765794883524
5 files changed