)]}'
{
  "commit": "179ad4a5ccf4d8fff5901e5ba080f7bb62b2cd71",
  "tree": "c25d9b365782819887b7de5e9249bdfb11d9206d",
  "parents": [
    "69ed6c2e43cace534382fe30a190b78269621535"
  ],
  "author": {
    "name": "Nate Biggs",
    "email": "natebiggs@google.com",
    "time": "Wed Dec 21 19:57:40 2022 +0000"
  },
  "committer": {
    "name": "dart-internal-monorepo",
    "email": "dart-internal-monorepo@dart-ci-internal.iam.gserviceaccount.com",
    "time": "Wed Dec 21 11:59:08 2022 -0800"
  },
  "message": "[dart2js] Migrate ssa/type_builder.dart to null safety.\n\nChange-Id: Idfb9485214112eae4a95b44a7361874eae9acc64\nReviewed-on: https://dart-review.googlesource.com/c/sdk/+/276961\nReviewed-by: Stephen Adams \u003csra@google.com\u003e\n\nhttps://dart.googlesource.com/sdk/+/a7a0d6e30acbe2258979acba61d93c131d1c46b7\n",
  "tree_diff": [
    {
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      "old_mode": 33188,
      "old_path": "DEPS",
      "new_id": "66b91a2dc3f1f829a93e177c96ff2fc26543c6b0",
      "new_mode": 33188,
      "new_path": "DEPS"
    },
    {
      "type": "modify",
      "old_id": "f202e2e1b68e708fc000ea62353429cd760805bb",
      "old_mode": 33188,
      "old_path": "commits.json",
      "new_id": "f97a9a87477b9a09f5e90ddc80256b821f9464fc",
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      "new_path": "commits.json"
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}