Breakpoint Tester

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "Breakpoint Tester",
  "version": "1.0.4",
  "description": "Easily switch between multiple breakpoints to test a sites responsiveness at various screen sizes.",
  "icons": {
    "16": "img/logo16.png",
    "48": "img/logo48.png",
    "128": "img/logo128.png"
  },
  "browser_action": {
    "default_icon": {
      "19": "img/logo19.png",
      "38": "img/logo38.png"
    },
    "default_title": "Breakpoint Tester",
    "default_popup": "popup.html"
  },
  "permissions": [
    "storage",
    "contextMenus",
    "system",
    "system.cpu",
    "system.memory",
    "system.storage"
  ],
  "content_security_policy": "script-src 'self' https://www.google-analytics.com/; object-src 'self'",
  "author": "Jeffrey Hyer",
  "homepage_url": "https://github.com/JeffreyHyer/BreakpointTester",
  "offline_enabled": true
}