FileCheck-ify more grep tests with quoted double quotes

This required some tedious reordering to match clang's order.
Presumably these ObjC tests were generated based on llvm-gcc's output
ordering.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@179282 91177308-0d34-0410-b5e6-96231b3b80d8