Prevent line breaks that make stuff hard to read.

Before:
aaaaaaaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaaaaaaaa).aaaaaaaaaaaaaaaaa(
    aaaaaaaaaaaaaaaaaaaaa).aaaaaaaaaaaaaaaaaaa(
    aaaaaaaaaaaaaaaaaaa, aaaaaaaaaaaaaaaaaaa, aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa);

After:
aaaaaaaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaaaaaaaa)
    .aaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaaaaaaaa)
    .aaaaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaaaaaa,
                         aaaaaaaaaaaaaaaaaaa,
                         aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa);

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@175432 91177308-0d34-0410-b5e6-96231b3b80d8