New files aren't clearly marked in the diff
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In https://gitlab.com/gitlab-org/gitlab-ee/commit/574b9c6771170ccaf7f0323492ce67a5900acb39, we see that a new file with size of zero kb (0kb) looks like a mode change:

This caused a problem in our RC5 deploy, as a blank file with no constants breaks the metrics initialization. This was missed in the review that this was a new file of 0 bytes.
I would expect that that it would be obvious that this was a new file.
## Proposal
Display zero size file with the label as we do in the blob view.
Example from blob view:

issue