Fixed one issue with casting

Before:
(void) SimplifyICmpOperands(Cond, LHS, RHS);

After:
(void)SimplifyICmpOperands(Cond, LHS, RHS);

Differential Revision: http://reviews.llvm.org/D3615



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@208080 91177308-0d34-0410-b5e6-96231b3b80d8