{
  "context-menu": {
    ".overlayer": {
      "Toggle Git Blame": "git-blame:toggle"
    }
  },
  "menu": [
    {
      "label": "Packages",
      "submenu": [
        {
          "label": "git-blame",
          "submenu": [
            {
              "label": "Toggle Git Blame",
              "command": "git-blame:toggle"
            }
          ]
        }
      ]
    }
  ]
}

{
  "context-menu": {
    "atom-text-editor": [{
      "label": "Toggle Git Blame",
      "command": "git-blame:toggle"
    }]
  },
  "menu": [{
    "label": "Packages",
    "submenu": [{
      "label": "git-blame",
      "submenu": [{
        "label": "Toggle Git Blame",
        "command": "git-blame:toggle"
      }]
    }]
  }]
}

Resolve keymap cson deprecation notice.
Resolve keymap cson deprecation notice.
