Enable -Wshift-negative-value.

But not on chromeos, since it uses the old libjpeg were this isn't fixed yet.

BUG=507717

Review-Url: https://codereview.chromium.org/2774223005
Cr-Original-Commit-Position: refs/heads/master@{#460989}
Cr-Mirrored-From: https://chromium.googlesource.com/chromium/src
Cr-Mirrored-Commit: e28bd95d56cc19730ccc89f3bd8d8db47b7ef502
1 file changed
tree: 32a12681a90ebe2ea2caa29b039493a2d0ab125d
  1. linux/
  2. mac/
  3. win/
  4. BUILD.gn
  5. features.gni
  6. OWNERS
  7. sandbox_export.h