Add an empty CONSTRUCTOR to the UefiLib to resolve library dependency issues.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11181 6f19259b-4bc3-4df7-8a09-765794883524

MdePkg/Library/UefiLib/UefiLib.c

@@ -19,6 +19,28 @@
 
 #include "UefiLibInternal.h"
 
+/**
+  Empty constructor function that is required to resolve dependencies between 
+  libraries.
+  
+    ** DO NOT REMOVE **
+  
+  @param  ImageHandle   The firmware allocated handle for the EFI image.
+  @param  SystemTable   A pointer to the EFI System Table.
+  
+  @retval EFI_SUCCESS   The constructor executed correctly.
+
+**/
+EFI_STATUS
+EFIAPI
+UefiLibConstructor (
+  IN EFI_HANDLE        ImageHandle,
+  IN EFI_SYSTEM_TABLE  *SystemTable
+  )
+{
+  return EFI_SUCCESS;
+}
+
 /**
   Compare whether two names of languages are identical.