Change C++ style comments to C style comments in X86 disassembler. Patch from Joe Abbey.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@141162 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/Disassembler/X86DisassemblerDecoder.c b/lib/Target/X86/Disassembler/X86DisassemblerDecoder.c
index 2508c06..9ad8532 100644
--- a/lib/Target/X86/Disassembler/X86DisassemblerDecoder.c
+++ b/lib/Target/X86/Disassembler/X86DisassemblerDecoder.c
@@ -933,7 +933,7 @@
 
     spec = specifierForUID(instructionID);
     
-    // Borrow opcode from one of the other XCHGar opcodes
+    /* Borrow opcode from one of the other XCHGar opcodes */
     insn->opcode = 0x91;
    
     if (getIDWithAttrMask(&instructionIDWithNewOpcode,
@@ -948,7 +948,7 @@
 
     specWithNewOpcode = specifierForUID(instructionIDWithNewOpcode);
 
-    // Change back 
+    /* Change back */
     insn->opcode = 0x90;
 
     insn->instructionID = instructionIDWithNewOpcode;