Use StringRef in Pass/PassManager APIs (NFC)

llvm-svn: 283004
diff --git a/llvm/lib/Target/AMDGPU/SIFoldOperands.cpp b/llvm/lib/Target/AMDGPU/SIFoldOperands.cpp
index e1257b1..39eaf75 100644
--- a/llvm/lib/Target/AMDGPU/SIFoldOperands.cpp
+++ b/llvm/lib/Target/AMDGPU/SIFoldOperands.cpp
@@ -36,9 +36,7 @@
 
   bool runOnMachineFunction(MachineFunction &MF) override;
 
-  const char *getPassName() const override {
-    return "SI Fold Operands";
-  }
+  StringRef getPassName() const override { return "SI Fold Operands"; }
 
   void getAnalysisUsage(AnalysisUsage &AU) const override {
     AU.setPreservesCFG();