)]}'
{
  "commit": "d84a862e52a0db1a956929a30601444e7efa4da7",
  "tree": "b03ac2bc9433237324b910cfdec1bfc293767663",
  "parents": [
    "bcfb647135e19cd806fd60e9638d7b8171d53c57"
  ],
  "author": {
    "name": "David \u0027Digit\u0027 Turner",
    "email": "digit@google.com",
    "time": "Wed Jan 09 17:41:22 2019 +0100"
  },
  "committer": {
    "name": "Commit Bot",
    "email": "commit-bot@chromium.org",
    "time": "Wed Jan 09 16:52:02 2019 +0000"
  },
  "message": "More efficient Value implementation.\n\nUsing a union to store all possible inner data-types means less\nwork whenever creating / copying / moving / destroying values,\nand small size for each instance.\n\nThis results in a slightly faster \"gn gen\" operation, using\nslightly less memory, i.e. when used with a Chromium checkout:\n\n  $ /usr/bin/time -f \"%M %U\" /tmp/aa/gn-origin gen out/Release\n  Done. Made 21651 targets from 1614 files in 6339ms\n  764468 25.30\n\n  $ /usr/bin/time -f \"%M %U\" /tmp/aa/gn-better-value gen out/Release\n  Done. Made 21651 targets from 1614 files in 6014ms\n  738132 23.27\n\nR\u003dbrettw@chromium.org,dpranke@chromium.org\nBUG\u003dNONE\n\nChange-Id: I6804857b1e69653713f038903f9abbbcae6ec62c\nReviewed-on: https://gn-review.googlesource.com/c/3662\nReviewed-by: Brett Wilson \u003cbrettw@chromium.org\u003e\nCommit-Queue: Brett Wilson \u003cbrettw@chromium.org\u003e\n",
  "tree_diff": [
    {
      "type": "modify",
      "old_id": "dc81a374f8a6c7d722dc9ddc3e6eea9d3ef5e5e3",
      "old_mode": 33188,
      "old_path": "tools/gn/value.cc",
      "new_id": "a54db03030a7d801ff2f7dcb4cab19c60160c03f",
      "new_mode": 33188,
      "new_path": "tools/gn/value.cc"
    },
    {
      "type": "modify",
      "old_id": "912717d76b8c39a28e8458ff9a675fff60caa9c8",
      "old_mode": 33188,
      "old_path": "tools/gn/value.h",
      "new_id": "38349107e38755fff952ab06886bf6476afb53fc",
      "new_mode": 33188,
      "new_path": "tools/gn/value.h"
    }
  ]
}