Merged in the following trackers from EDK:

EDK1145 Cursor mising in shell in some case 
EDK1099: Dell - [HII] HiiGetFontInfo() not retrieve the system font by FoFontInfoMask
EDK1127: [UEFI 2.10] Keyboard layout support 
EDK1129: [UEFI HII] GUID is represented wrongly in Config String
And some other fixes such as
*[UEFI HII] HiiGetAltCfg is generating "Name=" sub string in the wrong format 
*UEFI HII: GetUnicodeStringTextOrSize() doesn't handle NULL StringDest properly
*GetFontInfo() need be updated to avoid iteration 
*HIIStringProtocolTest failed on multiple platform
*[Uefi 2.1] Comply with latest Hii ECR 
* GetFontInfo() need be updated to avoid iteration


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@5360 6f19259b-4bc3-4df7-8a09-765794883524

MdePkg/Library/HiiLib/InternalHiiLib.h

@@ -36,8 +36,10 @@
 #define HII_LIB_DEFAULT_STRING_SIZE     0x200
 
 
-extern CONST EFI_HII_DATABASE_PROTOCOL   *mHiiDatabaseProt;
-extern CONST EFI_HII_STRING_PROTOCOL     *mHiiStringProt;
+extern CONST EFI_HII_DATABASE_PROTOCOL         *mHiiDatabaseProt;
+extern CONST EFI_HII_STRING_PROTOCOL           *mHiiStringProt;
+extern BOOLEAN                           mHiiProtocolsInitialized;
+
 
 BOOLEAN
 IsHiiHandleRegistered (
@@ -45,4 +47,10 @@ IsHiiHandleRegistered (
   )
 ;
 
+VOID
+LocateHiiProtocols (
+  VOID
+  )
+;
+
 #endif