fix a bug in range information for $42, eliminate an 
unneeded argument from ParseExpression.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@93536 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/llvm-mc/AsmParser.h b/tools/llvm-mc/AsmParser.h
index 63bac59..5aefb5b 100644
--- a/tools/llvm-mc/AsmParser.h
+++ b/tools/llvm-mc/AsmParser.h
@@ -80,8 +80,7 @@
   virtual bool Error(SMLoc L, const Twine &Msg);
 
   bool ParseExpression(const MCExpr *&Res);
-  virtual bool ParseExpression(const MCExpr *&Res,
-                               SMLoc &StartLoc, SMLoc &EndLoc);
+  virtual bool ParseExpression(const MCExpr *&Res, SMLoc &EndLoc);
   virtual bool ParseParenExpression(const MCExpr *&Res, SMLoc &EndLoc);
   virtual bool ParseAbsoluteExpression(int64_t &Res);