MdeModulePkg/PciHostBridgeDxe: Honor ResourceAssigned

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>

MdeModulePkg/Bus/Pci/PciHostBridgeDxe/PciRootBridge.h

@@ -90,15 +90,13 @@ typedef struct {
   Construct the Pci Root Bridge instance.
 
   @param Bridge            The root bridge instance.
-  @param HostBridgeHandle  Handle to the HostBridge.
 
   @return The pointer to PCI_ROOT_BRIDGE_INSTANCE just created
           or NULL if creation fails.
 **/
 PCI_ROOT_BRIDGE_INSTANCE *
 CreateRootBridge (
-  IN PCI_ROOT_BRIDGE       *Bridge,
-  IN EFI_HANDLE            HostBridgeHandle
+  IN PCI_ROOT_BRIDGE       *Bridge
   );
 
 //