Use StringRef in Pass/PassManager APIs (NFC)

llvm-svn: 283004
diff --git a/llvm/lib/Target/AMDGPU/AMDILCFGStructurizer.cpp b/llvm/lib/Target/AMDGPU/AMDILCFGStructurizer.cpp
index e82c9ed..7faeccd 100644
--- a/llvm/lib/Target/AMDGPU/AMDILCFGStructurizer.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDILCFGStructurizer.cpp
@@ -138,7 +138,7 @@
     initializeAMDGPUCFGStructurizerPass(*PassRegistry::getPassRegistry());
   }
 
-   const char *getPassName() const override {
+  StringRef getPassName() const override {
     return "AMDGPU Control Flow Graph structurizer Pass";
   }