Mozilla Firefox Changelog

New in version 36.0 Beta 4

January 27th, 2015
  • Pinned tiles on the new tab page can be synced
  • New preferences implementation enabled for the first half of the beta cycle
  • -remote option removed
  • No longer accept insecure RC4 ciphers whenever possible
  • Add-on Compatibility
  • Implemented a subset of the Media Source Extensions (MSE) API to allow native HTML5 playback on YouTube. Full support is on the way
  • Support for the ECMAScript 6 Symbol data type added
  • unicode-range CSS descriptor implemented
  • CSSOM-View scroll behavior implemented (allowing smooth scrolling of content without custom libraries)
  • object-fit and object-position implemented
  • isolation CSS property implemented
  • CSS3 will-change property implemented
  • Improved new ES6 generators for better performance
  • Changed JavaScript 'const' semantics to conform better to the ES6 specification
  • implemented for more privacy
  • Use the filename supplied by the //# sourceURL= directive for stack frames in the string returned by the Error.prototype.stack getter.
  • DOM Promises inspection
  • Inspector: More paste options in markup view
  • CSS gradients work on premultiplied colors
  • Fix some unexpected logout from Facebook or Google after restart

New in version 35.0.1 (January 26th, 2015)

  • With the Enhanced Steam extension, Firefox could crash (1123732)
  • Fix a potential startup crash (1122367)
  • Kerberos authentication did not work with alias (1108971)
  • SVG / CSS animation had a regression causing rendering issues on websites like openstreemap.org (1083079)
  • On Godaddy webmail, Firefox could crash (1113121)
  • document.baseURI did not get updated to document.location after base tag was removed from DOM for site with a CSP (1121857)
  • With a Right-to-left (RTL) version of Firefox, the text selection could be broken (1104036)
  • CSP had a change in behavior with regard to case sensitivity resources loading (1122445)

New in version 36.0 Beta 3 (January 24th, 2015)

  • Pinned tiles on the new tab page can be synced
  • New preferences implementation enabled for the first half of the beta cycle
  • -remote option removed
  • No longer accept insecure RC4 ciphers whenever possible
  • Add-on Compatibility
  • Implemented a subset of the Media Source Extensions (MSE) API to allow native HTML5 playback on YouTube. Full support is on the way
  • Support for the ECMAScript 6 Symbol data type added
  • unicode-range CSS descriptor implemented
  • CSSOM-View scroll behavior implemented (allowing smooth scrolling of content without custom libraries)
  • object-fit and object-position implemented
  • isolation CSS property implemented
  • CSS3 will-change property implemented
  • Improved new ES6 generators for better performance
  • Changed JavaScript 'const' semantics to conform better to the ES6 specification
  • Use the filename supplied by the //# sourceURL= directive for stack frames in the string returned by the Error.prototype.stack getter.
  • DOM Promises inspection
  • Inspector: More paste options in markup view
  • CSS gradients work on premultiplied colors
  • Fix some unexpected logout from Facebook or Google after restart

New in version 36.0 Beta 2 (January 21st, 2015)

  • Pinned tiles on the new tab page can be synced
  • New preferences implementation enabled for the first half of the beta cycle
  • -remote option removed
  • No longer accept insecure RC4 ciphers whenever possible
  • Add-on Compatibility
  • Implemented a subset of the Media Source Extensions (MSE) API to allow native HTML5 playback on YouTube. Full support is on the way
  • Support for the ECMAScript 6 Symbol data type added
  • unicode-range CSS descriptor implemented
  • CSSOM-View scroll behavior implemented (allowing smooth scrolling of content without custom libraries)
  • object-fit and object-position implemented
  • isolation CSS property implemented
  • CSS3 will-change property implemented
  • Improved new ES6 generators for better performance
  • Changed JavaScript 'const' semantics to conform better to the ES6 specification
  • Use the filename supplied by the //# sourceURL= directive for stack frames in the string returned by the Error.prototype.stack getter.
  • DOM Promises inspection
  • Inspector: More paste options in markup view
  • CSS gradients work on premultiplied colors
  • Fix some unexpected logout from Facebook or Google after restart

New in version 36.0 Beta 1 (January 16th, 2015)

  • Pinned tiles on the new tab page can be synced
  • New preferences implementation enabled for the first half of the beta cycle
  • -remote option removed
  • No longer accept insecure RC4 ciphers whenever possible
  • Add-on Compatibility
  • Support for the ECMAScript 6 Symbol data type added
  • unicode-range CSS descriptor implemented
  • CSSOM-View scroll behavior implemented (allowing smooth scrolling of content without custom libraries)
  • object-fit and object-position implemented
  • isolation CSS property implemented
  • CSS3 will-change property implemented
  • Improved new ES6 generators for better performance
  • Changed JavaScript 'const' semantics to conform better to the ES6 specification
  • Implemented a subset of the Media Source Extensions (MSE) API to allow native HTML5 playback on YouTube. Full support is on the way
  • Use the filename supplied by the //# sourceURL= directive for stack frames in the string returned by the Error.prototype.stack getter.
  • DOM Promises inspection
  • Inspector: More paste options in markup view
  • CSS gradients work on premultiplied colors

New in version 35.0 (January 13th, 2015)

  • Firefox Hello with new rooms-based conversations model
  • Built-in support for H264 (MP4) on Mac OS X Snow Leopard (10.6) and newer through native APIs
  • Improved handling of dynamic styling changes to increase responsiveness
  • Implemented HTTP Public Key Pinning Extension (for enhanced authentication of encrypted connections)
  • Changed JavaScript 'let' semantics to match the ES6 specification
  • Resource Timing API implemented
  • CSS filters enabled by default
  • WebSocket available in Workers
  • Added support for the CSS Font Loading API
  • Support for inspecting ::before and ::after pseudo elements
  • Computed view: Nodes matching the hovered selector are now highlighted
  • Show DOM Properties context menu item in inspector
  • Reduced resource usage for scaled images
  • PDF.js updated to version 1.0.907

New in version 35.0 RC1 (January 6th, 2015)

  • Bug fixes:
  • Bug 1102063 - PDF.js: Prevent the arrows from overlapping text in the zoom box.
  • Bug 1078304 - Call GeckoAppShell.setLayerView early.
  • Bug 1072997 - Check for a disabled System Download Manager before trying to use it.
  • Bug 1116669 - Wait for focus before running test_offlineNotification.html.
  • Bug 1114655 - Increase robocop WaitHelper default wait time.
  • Bug 1106150 - Fix condition="defaultEngine" MozParam,

New in version 35.0 Beta 8 (December 31st, 2014)

  • Firefox Hello with new rooms-based conversations model
  • Built-in support for H264 (MP4) on Mac OS X Snow Leopard (10.6) and newer through native APIs
  • Improved handling of dynamic styling changes to increase responsiveness
  • Implemented HTTP Public Key Pinning Extension (for enhanced authentication of encrypted connections)
  • Resource Timing API implemented
  • CSS filters enabled by default
  • WebSocket available in Workers
  • Changed JavaScript 'let' semantics to match the ES6 specification
  • Computed view: Nodes matching the hovered selector are now highlighted
  • Support for inspecting ::before and ::after pseudo elements
  • Show DOM Properties context menu item in inspector
  • Reduced resource usage for scaled images
  • PDF.js updated to version 1.0.907

New in version 35.0 Beta 6 (December 24th, 2014)

  • Firefox Hello with new rooms-based conversations model
  • Built-in support for H264 (MP4) on Mac OS X Snow Leopard (10.6) and newer through native APIs
  • Improved handling of dynamic styling changes to increase responsiveness
  • Implemented HTTP Public Key Pinning Extension (for enhanced authentication of encrypted connections)
  • Resource Timing API implemented
  • CSS filters enabled by default
  • WebSocket available in Workers
  • Changed JavaScript 'let' semantics to match the ES6 specification
  • Computed view: Nodes matching the hovered selector are now highlighted
  • Support for inspecting ::before and ::after pseudo elements
  • Show DOM Properties context menu item in inspector
  • Reduced resource usage for scaled images
  • PDF.js updated to version 1.0.907