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The hasFnAttr method has been replaced by querying the Attributes explicitly.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/ARMFrameLowering.cpp b/lib/Target/ARM/ARMFrameLowering.cpp
index aee72d2..e77cf87 100644
--- a/lib/Target/ARM/ARMFrameLowering.cpp
+++ b/lib/Target/ARM/ARMFrameLowering.cpp
@@ -1151,7 +1151,7 @@
     return;
 
   // Naked functions don't spill callee-saved registers.
-  if (MF.getFunction()->hasFnAttr(Attribute::Naked))
+  if (MF.getFunction()->getFnAttributes().hasNakedAttr())
     return;
 
   // We are planning to use NEON instructions vst1 / vld1.