Mozilla Firefox Changelog

Mozilla Firefox

Mozilla Firefox 31.0

What's new in Mozilla Firefox 31.0

July 22, 2014
- Add the search field to the new tab page
- Support of Prefer:Safe http header for parental control.
- mozilla::pkix as default certificate verifier
- Block malware from downloaded files
- Partial implementation of the OpenType MATH table (section 6.3.6) see documentation about mathematical fonts and the MathML Torture Test for details
- audio/video .ogg and .pdf files handled by Firefox if no application specified (Windows only)
- Upper Sorbian [hsb] locale added
- Removal of the CAPS infrastructure for specifying site-specific permissions (via capability.policy.* preferences). Most notably, attempts to use this functionality to grant access to the clipboard will no longer work. The sole exception is the checkloaduri permission, which may still be used as before to allow sites to load file:// URIs.
- WebVTT implemented and enabled
- CSS3 variables implemented
- Developer Tools: Add-on Debugger
- Developer Tools: Canvas Debugger
- New Array built-in: Array.prototype.fill()
- New Object built-in: Object.setPrototypeOf()
- CSP 1.1 nonce-source and hash-source enabled by default
- Developer Tools: Eyedropper tool added to the color picker
- Developer Tools: Editable Box Model
- Developer Tools: Code Editor improvements
- Developer Tools: Console stack traces
- Developer Tools: Copy as cURL
- Developer Tools: Styled console logs
- navigator.sendBeacon enabled by default
- Dialogs spawned from the onbeforeunload event no longer block access to the rest of the browser
- Search for partially selected link text from context menu