)]}'
{
  "commit": "3c2ad4018c8d2271434b9ff2bd05437b96f4927c",
  "tree": "e06b8e1da608824fff66e9b9f46bf36f8a71cbb2",
  "parents": [
    "0a07fbf8731adcdce98c8e73127d379199341132"
  ],
  "author": {
    "name": "Sameer Agarwal",
    "email": "sameeragarwal@google.com",
    "time": "Mon Jul 15 08:09:38 2013 -0700"
  },
  "committer": {
    "name": "Sameer Agarwal",
    "email": "sameeragarwal@google.com",
    "time": "Mon Jul 15 08:09:38 2013 -0700"
  },
  "message": "Speed up Automatic differentiation by 7%.\n\n1. Templatize Make1stOrderPerturbation.\n2. Convert a hard CHECK into DCHECK.\n\nChange-Id: I02cd67f2b87bc5722f1a090057d55f23e98d2c3b\n",
  "tree_diff": [
    {
      "type": "modify",
      "old_id": "116303860c1ff7452a633328f11b7fdfe590ada1",
      "old_mode": 33188,
      "old_path": "include/ceres/internal/autodiff.h",
      "new_id": "cf21d7a500100e37d6ac682cf6e245c3e5eb48b2",
      "new_mode": 33188,
      "new_path": "include/ceres/internal/autodiff.h"
    }
  ]
}