Mobrem

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "manifest_version": 2,
    "name": "Mobrem",
    "description": "Mobile browser emulator mainly for testing the responsiveness of web pages on various mobile screen sizes",
    "version": "1.5.3",
    "icons": {
        "128": "images\/icon_128.png",
        "48": "images\/icon_48.png",
        "16": "images\/icon_16.png"
    },
    "browser_action": {
        "default_title": "Mobrem for responsive design",
        "default_icon": "images\/icon_20.png",
        "default_popup": "popup.html"
    },
    "content_scripts": [
        {
            "matches": [
                "http:\/\/*\/*",
                "https:\/\/*\/*"
            ],
            "js": [
                "emulator.js"
            ],
            "css": [
                "emulator.css"
            ]
        }
    ],
    "background": {
        "scripts": [
            "background_script.js"
        ],
        "persistent": true
    },
    "permissions": [
        "activeTab",
        "storage"
    ]
}