tree 99ae75ff0eca0f5272dcafbec32202ef3ae805f5
parent ae702b094ba8fda303b4c7e6ddafb3ebae6db7b6
author Tom Sepez <tsepez@chromium.org> 1426896568 -0700
committer Tom Sepez <tsepez@chromium.org> 1426896568 -0700

Turn down warning level for GN build of image_diff utility

Next attempt to get GN build to work.  Once this lands, doing a DEPS
roll against the win8_chromium_gn_dbg trybot seems to catch the issue.

Restore image_diff_png.cc to its previous state.

R=thestig@chromium.org

Review URL: https://codereview.chromium.org/1024243003