Removed unused argument.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@163104 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/AsmParser/ARMAsmParser.cpp b/lib/Target/ARM/AsmParser/ARMAsmParser.cpp
index ebb0f8d..fe11bec 100644
--- a/lib/Target/ARM/AsmParser/ARMAsmParser.cpp
+++ b/lib/Target/ARM/AsmParser/ARMAsmParser.cpp
@@ -7457,11 +7457,10 @@
                         MCStreamer &Out) {
   MCInst Inst;
   unsigned Kind;
-  unsigned Opcode;
   unsigned ErrorInfo;
   unsigned MatchResult;
 
-  MatchResult = MatchInstructionImpl(Operands, Kind, Opcode, Inst, ErrorInfo);
+  MatchResult = MatchInstructionImpl(Operands, Kind, Inst, ErrorInfo);
   switch (MatchResult) {
   default: break;
   case Match_Success: