Remove HasFnAttribute guards to getFnAttribute calls

These checks are redundant and can be removed

Reviewers: hans

Subscribers: llvm-commits, mzolotukhin

Differential Revision: http://reviews.llvm.org/D18564

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@264872 91177308-0d34-0410-b5e6-96231b3b80d8
5 files changed