Examine source code of Chrome Windows Blue

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Chrome Windows Blue",
  "theme": {
    "images": {},
    "properties": {},
    "colors": {
      "toolbar": "rgb(255, 255, 255)",
      "toolbar_text": "rgb(0, 0, 0)",
      "frame": "rgb(232, 234, 239)",
      "tab_background_text": "rgb(0, 0, 0)",
      "toolbar_field": "rgb(255, 255, 255)",
      "toolbar_field_text": "rgb(0, 0, 0)",
      "tab_line": "rgb(33, 150, 243)",
      "popup": "rgb(255, 255, 255)",
      "popup_text": "rgb(0, 0, 0)",
      "tab_loading": "rgb(33, 150, 243)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{3e58426d-8ae1-4e1e-bc1c-d22906155f59}"
    }
  }
}