Mozilla Firefox 36.0 Beta 10 发布

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3月21日 深圳 OSC 源创会开始报名罗，送华为海思开发板
　　Mozilla今天将Mozilla Firefox 36.0 Beta送上了FTP服务器，新版采用Gecko 36作为内核，需要注意的是目前Firefox 36 Beta版分支还没有出现Windows 64位版本（从nightly版本上看目前性能依然没有调整到良好状态，预计Firefox 37会发展出稳定的产品），如有需要尝试的可以选用Developer Edition版本。预计正式版的Firefox 36将在2月中旬左右发布。

　　下载地址:
　　http://ftp.mozilla.org/pub/mozilla.org/firefox/releases/36.0b10/
　　了解更多:
　　https://developer.mozilla.org/en-US/Firefox/Releases/36

　　Changes for Web developersDeveloper Tools
　　Highlights:

• 　　eval sources now appear in the Debugger
  
• 　　Simpler process for connecting to Firefox for Android
  
• 　　Box Model Highlighter works on remote targets
  
• 　　"Invert the call tree" option in the Profiler
  
• 　　Inspect DOM promises in the console
  
• 　　Extra "Paste" commands in the Inspector
  

　　All devtools bugs fixed between Firefox 35 and Firefox 36.
　　CSS

• 　　The will-change property has been enabled by default (bug 961871).
  
• 　　The white-space property is now working on  HTML elements (bug 82711).
  
• 　　The unicode-range descriptor is now supported by @font-face (bug 475891).
  
• 　　The properties text-decoration-color, text-decoration-line, and text-decoration-style are unprefixed (bug 825004). The prefixed version are still available for some time to ease transition (bug 1097922).
  
• 　　The text-decoration property is turned into shorthand property (bug 1039488).
  
• 　　The properties object-fit and object-position are now supported (bug 624647)
  
• 　　The contents value of the display property has been experimented implemented. It is preffed off by default (bug 907396).
  
• 　　In Quirks mode, the :active and :hover quiver quirk hasbeen altered to be applied less often: it is now used only on links, only if there are no pseudo-element or other pseudo-class in the elementand if it isn't part of a pseudo-class element (bug 783213).
  
• 　　The isolation property has been implemented (bug 1077872).
  
• 　　CSS  nowapplies on the premultiplied colors, matching the spec and other browsers, and getting rid of unexpected gray colors appearing in them (bug 591600).
  
• 　　Interpolation hint syntax has been added to  (bug 1074056).
  
• 　　The scroll-behavior property has been implemented (bug 1010538).
  

　　HTML

• 　　Support for  hasbeen added (bug 704320).
  

　　JavaScript

• 　　The ECMAScript 6 Symbol data type has been enabled by default (was available in the Nightly channel since version 33) (bug 1066322):
  
  
  
  • 　　Symbol
    
  • 　　Symbol.for()
    
  • 　　Symbol.keyFor()
    
  • 　　Object.getOwnPropertySymbols()
    
  
  
• 　　The old placeholder string "@@iterator" has been replaced with the real ES6 well-known symbol Symbol.iterator for the iterable interface property key (bug 918828).
  
• 　　Thespec-internal abstract operation ToNumber(string) now supports binary (0b) and octal (0o) literals, this is a potentially breaking change fromES5 (bug 1079120).
  
  
  
  • 　　Number("0b11") now returns 3, not NaN.
    
  • 　　"0o11" == 9 now returns true, not false.
    
  
  
• 　　The const declaration is now block-scoped and requires an initializer (bug 611388). It also can not be redeclared anymore (bug 1095439).
  
  
  
  • 　　{const a=1};a now throws a ReferenceError and does not returns 1 anymore due to block-scoping.
    
  • 　　const a; now throws a SyntaxError ("missing = in const declaration"): An initializer is required.
    
  • 　　const a = 1; a = 2; now also throws a SyntaxError ("invalid assignment to const a").
    
  
  
• 　　The ES7 method Array.prototype.includes has been implemented, but for now, it is only enabled in Nightly builds (bug 1069063).
  
• 　　The delete operator now triggers the "temporal dead zone" when using with letand const (bug 1074571).
  
• 　　The non-standard let blocks and let expressions are deprecated and will now log a warning in the console. Do not use them anymore, they will be removed in the future.
  
• 　　WeakMap constructor now handles optional iterable argument (bug 1092537).
  

　　Interfaces/APIs/DOM

• 　　The CanvasRenderingContext2D.resetTransform() method of the Canvas API has been implemented (bug 1099148).
  
• 　　ECDSA is now supported in the Web Crypto API (bug 1034854).
  
• 　　You can now use WebSockets in Workers (bug 1112054).
  
• 　　Our experimental implementation of WebGL 2.0 is going forward!
  
  
  
  • 　　The WebGLQuery interface is available (bug 1048719).
    
  • 　　The WebGL2RenderingContext.invalidateFrameBuffer() method has been implemented (bug 1076456).
    
  
  
• 　　The MediaDevices interface, containing the Promise-based version of getUserMedia(), has been added. It is available via Navigator.mediaDevices (bug 1033885).
  
• 　　The EME-related Navigator.requestMediaKeySystemAccess() method, and the related MediaKeySystemAccess, is now supported (bug 1095257).
  
• 　　The keyschange event is now sent when an EME-related CDM change keys in a session (bug 1081755).
  
• 　　Experimental support for virtual reality devices has landed behind the dom.vr.enabled preference, off by default (bug 1036604).
  
• 　　The function associated with RTCPeerConnection.onsignalingstatechange now receives an event as parameter, as per spec (bug 1075133).
  
• 　　The experimental implementation of Web Animations make progress: the method AnimationPlayer.play() and AnimationPlayer.pause() are now supported (bug 1070745).
  
• 　　The non-standard DOMRequest interface has now a then() method (bug 839838).
  
• 　　The CSSOM View scroll behavior controlling methods, Element.scroll(), Element.scrollTo(), Element.scrollBy(), and Element.scrollIntoView(), have been implemented or extended (bug 1045754 and bug 1087559).
  
• 　　Assigning to Element.innerHTML on an SVGElement now create elements in the SVG namespace (bug 886390).
  

　　MathML
　　No change.
　　SVG
　　No change.
　　Audio/Video
　　No change.
　　Networking

• 　　Support for SPDY/3 has been removed; support for SPDY/3.1 is still available (bug 1097944).
  

　　Security

• 　　RC4is now considered as insecure and all UI indicators will react as such;SSLv3 has been disabled by default in Firefox 34, but the UI has been changed to help the user better understand what is happening (bug 1093595).
  
• 　　The form-action directive of CSP 1.1 is now supported (bug 529687).
  

　　Changes for add-on and Mozilla developersJavaScript code modules

• 　　PromiseUtils.resolveOrTimeout is implemented (bug 1080466).
  
• 　　PromiseUtils.defer (a replacement for Promise.defer) is implemented (bug 1093021).
  

　　XUL
　　No change.