buffet: Remove unused include

buffet/utils.h is used instead of base/json/json_reader.h

BUG=none
TEST=`FEATURES=test emerge-gizmo buffet`

Change-Id: I1fb91223e3dc2a94437e0be2bb4ae09df03f94a6
Reviewed-on: https://chromium-review.googlesource.com/273339
Commit-Queue: Vitaly Buka <vitalybuka@chromium.org>
Trybot-Ready: Vitaly Buka <vitalybuka@chromium.org>
Tested-by: Vitaly Buka <vitalybuka@chromium.org>
Reviewed-by: Alex Vakulenko <avakulenko@chromium.org>
1 file changed
tree: 6b1c9aed729f2db9fe2d0e337119e75655e0a96d
  1. buffet/