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The hasFnAttr method has been replaced by querying the Attributes explicitly.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/CodeGen/MachineBlockPlacement.cpp b/lib/CodeGen/MachineBlockPlacement.cpp
index 9a8cc48..1f1ce67 100644
--- a/lib/CodeGen/MachineBlockPlacement.cpp
+++ b/lib/CodeGen/MachineBlockPlacement.cpp
@@ -1013,7 +1013,7 @@
   // exclusively on the loop info here so that we can align backedges in
   // unnatural CFGs and backedges that were introduced purely because of the
   // loop rotations done during this layout pass.
-  if (F.getFunction()->hasFnAttr(Attribute::OptimizeForSize))
+  if (F.getFunction()->getFnAttributes().hasOptimizeForSizeAttr())
     return;
   unsigned Align = TLI->getPrefLoopAlignment();
   if (!Align)