PerformancePkg: Make Dp print help information with -? flag in Shell.

Since Shell supports finding help information from resource section
of application image. We enhance the Dp to add help information
string. After the Dp are loaded in system the help string will
be stored in resource section of the application image.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Qiu Shumin <shumin.qiu@intel.com>
Reviewed-by: Jaben Carsey <jaben.carsey@intel.com>
Reviewed-by: Star Zeng <star.zeng@intel.com>

PerformancePkg/Dp_App/Dp.inf

@@ -1,7 +1,7 @@
 ##  @file
 #  Display Performance Application, Module information file.
 #
-# Copyright (c) 2009 - 2015, Intel Corporation. All rights reserved.<BR>
+# Copyright (c) 2009 - 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
@@ -19,6 +19,11 @@
   MODULE_TYPE                    = UEFI_APPLICATION
   VERSION_STRING                 = 1.0
   ENTRY_POINT                    = InitializeDp
+  
+#
+#  This flag specifies whether HII resource section is generated into PE image.
+#
+  UEFI_HII_RESOURCE_SECTION      = TRUE
 
 #
 # The following information is for reference only and not required by the build tools.
@@ -57,12 +62,14 @@
   PrintLib
   UefiLib
   HiiLib
+  UefiHiiServicesLib
   PcdLib
   DevicePathLib
   DxeServicesLib
 
 [Protocols]
   gEfiLoadedImageProtocolGuid                             ## CONSUMES
+  gEfiHiiPackageListProtocolGuid                          ## CONSUMES
   gEfiDriverBindingProtocolGuid                           ## SOMETIMES_CONSUMES
   gEfiComponentName2ProtocolGuid                          ## SOMETIMES_CONSUMES
   gEfiLoadedImageDevicePathProtocolGuid                   ## SOMETIMES_CONSUMES