[clang-tidy] modernize-pass-by-value bugfix. Reverting lit-style test
[clang-tidy] modernize-pass-by-value bugfix. Reverting lit-style test

Adding to revision 270565. The lit-style test was wrong. This is being fixed by this commit.

This is the bug on bugzilla: https://llvm.org/bugs/show_bug.cgi?id=27731

This is the code review on phabricator: http://reviews.llvm.org/D20365


git-svn-id: a34e9779ed74578ad5922b3306b3d80a0c825546@270567 91177308-0d34-0410-b5e6-96231b3b80d8

llvm-mirror/clang-tools-extra,llvm-mirror/clang-tools-extra,llvm-mirror/clang-tools-extra,llvm-mirror/clang-tools-extra