Remove the `hasFnAttr' method from Function.

The hasFnAttr method has been replaced by querying the Attributes explicitly. No
intended functionality change.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@164725 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/ARMBaseInstrInfo.cpp b/lib/Target/ARM/ARMBaseInstrInfo.cpp
index 4923bac..8984c55 100644
--- a/lib/Target/ARM/ARMBaseInstrInfo.cpp
+++ b/lib/Target/ARM/ARMBaseInstrInfo.cpp
@@ -2996,7 +2996,7 @@
     // instructions).
     if (Latency > 0 && Subtarget.isThumb2()) {
       const MachineFunction *MF = DefMI->getParent()->getParent();
-      if (MF->getFunction()->hasFnAttr(Attribute::OptimizeForSize))
+      if (MF->getFunction()->getFnAttributes().hasOptimizeForSizeAttr())
         --Latency;
     }
     return Latency;