Examine source code of Dog-drawing

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#1d262c",
      "tab_background_text": "#04a4d9"
    }
  },
  "version": "2.0",
  "name": "Dog-drawing",
  "manifest_version": 2,
  "description": "Trying again with my dog drawing theme. If rejected again I'll try making the background darker."
}