AsmPrinter: Calculate type upfront for location lists, NFC

We can calculate the variable type up front before calling
`DebugLocEntry::finalize()`.  In fact, since we only care about the type
if it's an `MDBasicType`, don't even bother resolving it using the type
identifier map.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@235201 91177308-0d34-0410-b5e6-96231b3b80d8

lib/CodeGen/AsmPrinter/DebugLocEntry.h

@@ -153,8 +153,7 @@ public:
   }
 
   /// \brief Lower this entry into a DWARF expression.
-  void finalize(const AsmPrinter &AP,
-                const DITypeIdentifierMap &TypeIdentifierMap);
+  void finalize(const AsmPrinter &AP, const MDBasicType *TypeIdentifierMap);
 
   /// \brief Return the lowered DWARF expression.
   StringRef getDWARFBytes() const { return DWARFBytes; }