[CVP] Remove cvp-dont-process-adds flag

The flag was introduced because the optimization controlled by the flag initially caused regressions. All the regressions were fixed some time ago and the flag has been false for quite a while. 

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@288154 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed