[PATCH] D30111: [clang-format] Add a test to check at once all the Mozilla coding style

[Sylvestre Ledru via Phabricator via cfe-commits]

sylvestre.ledru added a comment.

> What problem is this addressing, though? Have we frequently changed formatting in a way that has negatively impacted Mozilla code?

We are integrating more clang-format into gecko processes. 
About the reason, I believed I explained them in the comment above https://reviews.llvm.org/D30111#690529
(tldr: I would like to have a file single file with all the Mozilla specificity)


https://reviews.llvm.org/D30111