MdePkg: Merge ShellBase.h and remove Efi prefix from header files

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ruiyu Ni <ruiyu.ni@intel.com>
Cc: Liming Gao <liming.gao@intel.com>
Reviewed-by: Jaben Carsey <jaben.carsey@intel.com>

MdePkg/Include/Protocol/ShellParameters.h

@@ -0,0 +1,60 @@
+/** @file
+  EFI Shell protocol as defined in the UEFI Shell 2.0 specification.
+
+  Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>
+  This program and the accompanying materials
+  are licensed and made available under the terms and conditions of the BSD License
+  which accompanies this distribution.  The full text of the license may be found at
+  http://opensource.org/licenses/bsd-license.php
+
+  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#ifndef __EFI_SHELL_PARAMETERS_PROTOCOL_H__
+#define __EFI_SHELL_PARAMETERS_PROTOCOL_H__
+
+#include <Protocol/Shell.h>
+
+#define EFI_SHELL_PARAMETERS_PROTOCOL_GUID \
+  { \
+  0x752f3136, 0x4e16, 0x4fdc, { 0xa2, 0x2a, 0xe5, 0xf4, 0x68, 0x12, 0xf4, 0xca } \
+  }
+
+typedef struct _EFI_SHELL_PARAMETERS_PROTOCOL {
+  ///
+  /// Points to an Argc-element array of points to NULL-terminated strings containing
+  /// the command-line parameters. The first entry in the array is always the full file
+  /// path of the executable. Any quotation marks that were used to preserve
+  /// whitespace have been removed.
+  ///
+  CHAR16 **Argv;
+
+  ///
+  /// The number of elements in the Argv array.
+  ///
+  UINTN Argc;
+
+  ///
+  /// The file handle for the standard input for this executable. This may be different
+  /// from the ConInHandle in EFI_SYSTEM_TABLE.
+  ///
+  SHELL_FILE_HANDLE StdIn;
+
+  ///
+  /// The file handle for the standard output for this executable. This may be different
+  /// from the ConOutHandle in EFI_SYSTEM_TABLE.
+  ///
+  SHELL_FILE_HANDLE StdOut;
+
+  ///
+  /// The file handle for the standard error output for this executable. This may be
+  /// different from the StdErrHandle in EFI_SYSTEM_TABLE.
+  ///
+  SHELL_FILE_HANDLE StdErr;
+} EFI_SHELL_PARAMETERS_PROTOCOL;
+
+extern EFI_GUID gEfiShellParametersProtocolGuid;
+
+#endif