OvmfPkg: Generalize AcpiPlatformDxe

Don't make the package Qemu centric so that we can introduce some
alternative support for other VMMs not using the fw_cfg mechanism.

This patch is purely about renaming existing files with no functional
change.

Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>
Signed-off-by: Sebastien Boeuf <sebastien.boeuf@intel.com>

OvmfPkg/AcpiPlatformDxe/AcpiPlatform.c

@@ -0,0 +1,33 @@
+/** @file
+  OVMF ACPI Platform Driver
+
+  Copyright (C) 2015, Red Hat, Inc.
+  Copyright (c) 2008 - 2014, Intel Corporation. All rights reserved.<BR>
+
+  SPDX-License-Identifier: BSD-2-Clause-Patent
+**/
+
+#include "AcpiPlatform.h"
+
+/**
+  Effective entrypoint of Acpi Platform driver.
+
+  @param  ImageHandle
+  @param  SystemTable
+
+  @return EFI_SUCCESS
+  @return EFI_LOAD_ERROR
+  @return EFI_OUT_OF_RESOURCES
+
+**/
+EFI_STATUS
+EFIAPI
+InstallAcpiTables (
+  IN   EFI_ACPI_TABLE_PROTOCOL  *AcpiTable
+  )
+{
+  EFI_STATUS  Status;
+
+  Status = InstallQemuFwCfgTables (AcpiTable);
+  return Status;
+}