commit 9e696a50a9a699fd6ed4c1cbb0ca86ea32617249
author Yuke Liao <liaoyuke@chromium.org> Fri Dec 22 10:45:21 2017 -0800
committer Commit Bot <commit-bot@chromium.org> Fri Dec 22 19:07:45 2017 +0000
tree 6503f812f4d722eee23f4022ea3086430cf65b72
parent cacc1d050ae4e4e01f28bded17668ae025d6edb5

[GN] Implement tracking build dependency files for Items.

This CL implements tracking build dependency files for targets,
configs, toolchains and pools and write corresponding unit tests
to verify the behaviors.

Bug: 795913
Change-Id: I3f7a9302db0725ef8167160838448e7eb39c4eee
Reviewed-on: https://chromium-review.googlesource.com/838220
Commit-Queue: Yuke Liao <liaoyuke@chromium.org>
Reviewed-by: Dirk Pranke <dpranke@chromium.org>
Cr-Original-Commit-Position: refs/heads/master@{#526037}
Cr-Mirrored-From: https://chromium.googlesource.com/chromium/src
Cr-Mirrored-Commit: 3cf32744d21a6f64e491c167cb995e72fe0d67bc