[build] Remove gyp usage from landmines script

References from client projects to removed methods have been removed in
previous CLs.

Bug: 756691
Change-Id: I405ec09301455884f00348aadf82e865e85df721
Reviewed-on: https://chromium-review.googlesource.com/925683
Reviewed-by: Bruce Dawson <brucedawson@chromium.org>
Reviewed-by: Robbie Iannucci <iannucci@chromium.org>
Reviewed-by: Nico Weber <thakis@chromium.org>
Reviewed-by: Dirk Pranke <dpranke@chromium.org>
Commit-Queue: Michael Achenbach <machenbach@chromium.org>
Cr-Commit-Position: refs/heads/master@{#537929}

CrOS-Libchrome-Original-Commit: d2fc4b94138c365bbb5d7fee3b885b2cf81cd5f8
2 files changed
tree: c08084561472e4680ea449d1a6b87d3c3b9afc90
  1. base/
  2. build/
  3. components/
  4. dbus/
  5. device/
  6. ipc/
  7. mojo/
  8. testing/
  9. third_party/
  10. ui/