Use StringRef instead of raw pointers in MCAsmInfo/MCInstrInfo APIs (NFC)

llvm-svn: 283018
diff --git a/llvm/lib/Target/X86/Disassembler/X86Disassembler.cpp b/llvm/lib/Target/X86/Disassembler/X86Disassembler.cpp
index 008dead..c9b53e6 100644
--- a/llvm/lib/Target/X86/Disassembler/X86Disassembler.cpp
+++ b/llvm/lib/Target/X86/Disassembler/X86Disassembler.cpp
@@ -96,7 +96,7 @@
   dbgs() << file << ":" << line << ": " << s;
 }
 
-const char *llvm::X86Disassembler::GetInstrName(unsigned Opcode,
+StringRef llvm::X86Disassembler::GetInstrName(unsigned Opcode,
                                                 const void *mii) {
   const MCInstrInfo *MII = static_cast<const MCInstrInfo *>(mii);
   return MII->getName(Opcode);