Change PciHostBridgeDxe driver to not install the PciHostBridgeResourceAllocation protocol and let PciRootBridgeIo.Configuration() return the correct PCI resource assignment information when the ResourceAssigned is TRUE. Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Ruiyu Ni <ruiyu.ni@intel.com> Cc: Jeff Fan <jeff.fan@intel.com> Reviewed-by: Laszlo Ersek <lersek@redhat.com>