Fix grammar.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@118341 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/AsmParser/ARMAsmParser.cpp b/lib/Target/ARM/AsmParser/ARMAsmParser.cpp
index 1dbf6a9..8b16d63 100644
--- a/lib/Target/ARM/AsmParser/ARMAsmParser.cpp
+++ b/lib/Target/ARM/AsmParser/ARMAsmParser.cpp
@@ -615,7 +615,7 @@
     }
   }
 
-  // If we parsed a register as the offset then their can be a shift after that
+  // If we parsed a register as the offset then there can be a shift after that.
   if (OffsetRegNum != -1) {
     // Look for a comma then a shift
     const AsmToken &Tok = Parser.getTok();