[llvm-mca] Remove const from a bunch of ArrayRef. NFC

llvm-svn: 328018
diff --git a/llvm/tools/llvm-mca/InstrBuilder.cpp b/llvm/tools/llvm-mca/InstrBuilder.cpp
index 82b5f16..07a21cf 100644
--- a/llvm/tools/llvm-mca/InstrBuilder.cpp
+++ b/llvm/tools/llvm-mca/InstrBuilder.cpp
@@ -26,7 +26,7 @@
 static void
 initializeUsedResources(InstrDesc &ID, const MCSchedClassDesc &SCDesc,
                         const MCSubtargetInfo &STI,
-                        const ArrayRef<uint64_t> ProcResourceMasks) {
+                        ArrayRef<uint64_t> ProcResourceMasks) {
   const MCSchedModel &SM = STI.getSchedModel();
 
   // Populate resources consumed.