File list (Check if you may need any files):
YouTube Video Downloader
YouTube Video Downloader\Dark
YouTube Video Downloader\Dark\css
YouTube Video Downloader\Dark\css\YouTubeHandler.css
YouTube Video Downloader\Dark\favicon.ico
YouTube Video Downloader\Dark\images
YouTube Video Downloader\Dark\images\screen.png
YouTube Video Downloader\Dark\images\toggle-button.png
YouTube Video Downloader\Dark\images\yttpu_cinema-dark.png
YouTube Video Downloader\Dark\images\yttpu_cinema-light.png
YouTube Video Downloader\Dark\images\yttpu_darkmode_off-dark.png
YouTube Video Downloader\Dark\images\yttpu_darkmode_off-light.png
YouTube Video Downloader\Dark\images\yttpu_darkmode_on-dark.png
YouTube Video Downloader\Dark\images\yttpu_darkmode_on-light.png
YouTube Video Downloader\Dark\images\yttpu_download-dark.png
YouTube Video Downloader\Dark\images\yttpu_download-light.png
YouTube Video Downloader\Dark\images\yttpu_download_song-dark.png
YouTube Video Downloader\Dark\images\yttpu_download_song-light.png
YouTube Video Downloader\Dark\images\yttpu_popup-dark.png
YouTube Video Downloader\Dark\images\yttpu_popup-light.png
YouTube Video Downloader\Dark\scripts
YouTube Video Downloader\Dark\scripts\background.js
YouTube Video Downloader\Dark\scripts\content.js
YouTube Video Downloader\Dark\scripts\youtubeToPopUpPlayerHandler.js
YouTube Video Downloader\data
YouTube Video Downloader\data\cl.css
YouTube Video Downloader\data\communication.js
YouTube Video Downloader\data\content.js
YouTube Video Downloader\data\content_script
YouTube Video Downloader\data\content_script\audio.png
YouTube Video Downloader\data\content_script\download.png
YouTube Video Downloader\data\content_script\HR.js
YouTube Video Downloader\data\content_script\inject.js
YouTube Video Downloader\data\content_script\load.gif
YouTube Video Downloader\data\content_script\media.png
YouTube Video Downloader\data\content_script\mp3
YouTube Video Downloader\data\content_script\mp3\background.js
YouTube Video Downloader\data\content_script\mp3\cl.css
YouTube Video Downloader\data\content_script\mp3\content.js
YouTube Video Downloader\data\content_script\mp3\contentYt.js
YouTube Video Downloader\data\content_script\SR.js
YouTube Video Downloader\data\content_script\video.png
YouTube Video Downloader\data\content_script\youtube.js
YouTube Video Downloader\data\fonts
YouTube Video Downloader\data\fonts\fontawesome-webfont.ttf
YouTube Video Downloader\data\fonts\fontawesome-webfont.woff
YouTube Video Downloader\data\icons
YouTube Video Downloader\data\icons\128.png
YouTube Video Downloader\data\icons\16.png
YouTube Video Downloader\data\icons\32.png
YouTube Video Downloader\data\icons\48.png
YouTube Video Downloader\data\icons\64.png
YouTube Video Downloader\data\jquery.js
YouTube Video Downloader\data\options
YouTube Video Downloader\data\options\bootstrap.min.css
YouTube Video Downloader\data\options\bootstrap.min.js
YouTube Video Downloader\data\options\css
YouTube Video Downloader\data\options\css\style.css
YouTube Video Downloader\data\options\font-awesome.min.css
YouTube Video Downloader\data\options\opt.html
YouTube Video Downloader\data\options\opt.js
YouTube Video Downloader\data\options\options.html
YouTube Video Downloader\data\options\options.js
YouTube Video Downloader\data\popup
YouTube Video Downloader\data\popup\css
YouTube Video Downloader\data\popup\css\popup.css
YouTube Video Downloader\data\popup\popup.html
YouTube Video Downloader\data\popup\popup.js
YouTube Video Downloader\lib
YouTube Video Downloader\lib\checkExtension.js
YouTube Video Downloader\lib\chrome
YouTube Video Downloader\lib\chrome\action.js
YouTube Video Downloader\lib\chrome\background.html
YouTube Video Downloader\lib\chrome\bm.js
YouTube Video Downloader\lib\chrome\BR.js
YouTube Video Downloader\lib\chrome\chrome.js
YouTube Video Downloader\lib\chrome\images
YouTube Video Downloader\lib\chrome\images\icon128.png
YouTube Video Downloader\lib\chrome\unlock.js
YouTube Video Downloader\lib\common.js
YouTube Video Downloader\lib\config.js
YouTube Video Downloader\manifest.json
YouTube Video Downloader\Mini
YouTube Video Downloader\Mini\background.js
YouTube Video Downloader\Mini\floatVideo.css
YouTube Video Downloader\Mini\floatVideo.js
YouTube Video Downloader\Mini\jquery-2.1.3.min.js