Firefox Beta for Android Updated with Roku streaming, Chromecast

As it was few weeks early ago that Chromecast support seen in the Mozilla Firefox Beta for Android's nightly builds. The feature is now a standard part of the browser's beta package.The official beta also has support for Roku Streaming. Finally, Mozilla quietly announced that its bringing WebRTC support into the main beta channel of its desktop browser.
According to Mozilla What's new in the update is listed below:

What’s New

• NEW
  Slimmer and faster JavaScript strings (learn more)
• NEW
  Undo a closed tab
• NEW
  Sending videos to Chromecast and Roku devices
• NEW
  Quick switch-to-tab option when opening a new or private tab
• NEW
  List recently closed tabs
• NEW
  Close all tabs at once
• NEW
  Option added to clear data when quitting
• NEW
  New CSP (Content Security Policy) backend
• NEW
  Locales added: Aragonese [an], Frisian [fy-NL], Kazakh [kk] and Khmer [km]
• HTML5
  DOMMatrix interface implemented
• HTML5
  @counter-style rule from CSS3 Counter Styles specification implemented
• HTML5
  Support for the ECMAScript 6 Symbol data type added
• HTML5
  WebCrypto: wrapKey and unwrapKey implemented
• HTML5
  WebCrypto: Import/export of JWK-formatted keys
• HTML5
  WebCrypto: RSA-OAEP, PBKDF2 and AES-KW support
• DEVELOPER
  Developer tools: Paint flashing for browser content repaints

Source: Mozilla