)]}'
{
  "commit": "eee50963e5bc5b3b5bbe26e498a0230f2ae50430",
  "tree": "fedb4e5cd321a12892722d8049598374fbd6e28d",
  "parents": [
    "5de96bb7341c521f7a6a3dec8cf24628aa1aa3e7"
  ],
  "author": {
    "name": "Dan Field",
    "email": "dfield@gmail.com",
    "time": "Tue Oct 02 09:30:12 2018 -0700"
  },
  "committer": {
    "name": "GitHub",
    "email": "noreply@github.com",
    "time": "Tue Oct 02 09:30:12 2018 -0700"
  },
  "message": "Revert \"Roll engine f6af1f20ba92..b59c86493159 (3 commits)\" (#22559)\n\n* Revert \"unnecessary this in field initializers (#22522)\"\r\n\r\nThis reverts commit 5de96bb7341c521f7a6a3dec8cf24628aa1aa3e7.\r\n\r\n* Revert \"Use unsafePackageSerialization when running tests (#22407)\"\r\n\r\nThis reverts commit 4bd6ad73954e42a98003a6e23502df0487ff5dfd.\r\n\r\n* Revert \"Roll engine f6af1f20ba92..b59c86493159 (3 commits) (#22538)\"\r\n\r\nThis reverts commit 85a4591aa329a4c304063ea3d54d2bd742b29836.\r\n",
  "tree_diff": [
    {
      "type": "modify",
      "old_id": "ab599848493cbbf3e887da5af3f53774c44c096d",
      "old_mode": 33188,
      "old_path": "bin/internal/engine.version",
      "new_id": "22d2ab5da9786d852d21cfbf74b8b0f96d217dbf",
      "new_mode": 33188,
      "new_path": "bin/internal/engine.version"
    }
  ]
}