Examine source code of redirect-to-abstract

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  "manifest_version": 2,
  "name": "redirect-to-abstract",
  "version": "1.1.7",
  "description": "Redirect pdf links to their abstract.",
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "*://arxiv.org/*",
        "*://*.mlr.press/**",
        "*://*.neurips.cc/**",
        "*://*.nips.cc/**",
        "*://openreview.net/*",
        "*://aclanthology.org/*",
        "*://*.biorxiv.org/*",
        "*://*.ijcai.org/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "permissions": [
    "webRequest",
    "webRequestBlocking",
    "*://arxiv.org/*",
    "*://*.arxiv.org/*",
    "*://*.mlr.press/*",
    "*://*.neurips.cc/*",
    "*://*.nips.cc/*",
    "*://openreview.net/*",
    "*://aclanthology.org/*",
    "*://*.biorxiv.org/*",
    "*://*.icjai.org/*"
  ],
  "icons": {
    "16": "icon16.png",
    "48": "icon48.png",
    "128": "icon128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{d9cf88a8-6564-45e4-9bae-825803f0328a}"
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