{"json_modified": "2016-10-22T02:14:34.678211", "uuid": "a100cf82-d767-459c-9db0-be4a428c0696", "title": "Firefox 52 for developers", "url": "/en-US/docs/Mozilla/Firefox/Releases/52", "tags": ["Mozilla", "Firefox", "Release Notes", "release notes"], "translations": [{"uuid": "896b6a6e-b115-4ffa-86da-6bbeef82fe3a", "title": "Firefox 52 for developers", "url": "/ja/docs/Mozilla/Firefox/Releases/52", "tags": ["Mozilla", "Firefox", "Release Notes", "release notes"], "summary": "Gecko 52 \u3092\u642d\u8f09\u3057\u305f Firefox 52 \u306f\u7c73\u56fd\u6642\u9593 2017 \u5e74 3 \u6708 \u306b\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u30da\u30fc\u30b8\u3067\u306f\u3001\u958b\u767a\u8005\u306b\u5f71\u97ff\u3059\u308b  Firefox 52 \u306e\u5909\u66f4\u70b9\u3092\u307e\u3068\u3081\u3066\u3044\u307e\u3059\u3002 Firefox 52 \u306f\u73fe\u5728 Nightly \u3068\u3057\u3066\u63d0\u4f9b\u3055\u308c\u3066\u3044\u307e\u3059\u3002", "localization_tags": [], "locale": "ja", "last_edit": "2016-10-19T07:48:40", "review_tags": ["technical", "editorial"]}], "modified": "2016-10-22T02:14:34", "label": "Firefox 52 for developers", "localization_tags": [], "locale": "en-US", "id": 195613, "last_edit": "2016-10-22T02:14:27", "summary": "Firefox 52, based on Gecko 52, will ship in March 2017. This article provides information about the changes in this release that will affect developers. Nightly builds of what will become Firefox 52 are <a href=\"ftp://ftp.mozilla.org/pub/mozilla.org/firefox/nightly/latest-mozilla-central/\">currently available</a> on the Nightly channel. Some experimental features whose release dates are uncertain or undecided are discussed on the page <a href=\"/en-US/Firefox/Experimental_features\">Experimental features in Firefox</a>. Some features described there may be available in Firefox 52.", "sections": [{"id": "Changes_for_Web_developers", "title": "Changes for Web developers"}, {"id": "Developer_Tools", "title": "Developer Tools"}, {"id": "HTML", "title": "HTML"}, {"id": "CSS", "title": "CSS"}, {"id": "JavaScript", "title": "JavaScript"}, {"id": "InterfacesAPIsDOM", "title": "Interfaces/APIs/DOM"}, {"id": "DOM_HTML_DOM", "title": "DOM & HTML DOM"}, {"id": "Canvas", "title": "Canvas"}, {"id": "WebGL", "title": "WebGL"}, {"id": "IndexedDB", "title": "IndexedDB"}, {"id": "Service_Workers", "title": "Service Workers"}, {"id": "WebRTC", "title": "WebRTC"}, {"id": "New_APIs", "title": "New APIs"}, {"id": "Others", "title": "Others"}, {"id": "MathML", "title": "MathML"}, {"id": "SVG", "title": "SVG"}, {"id": "AudioVideo", "title": "Audio/Video"}, {"id": "HTTP", "title": "HTTP"}, {"id": "Networking", "title": "Networking"}, {"id": "Security", "title": "Security"}, {"id": "Changes_for_add-on_and_Mozilla_developers", "title": "Changes for add-on and Mozilla developers"}, {"id": "Interfaces", "title": "Interfaces"}, {"id": "XUL", "title": "XUL"}, {"id": "JavaScript_code_modules", "title": "JavaScript code modules"}, {"id": "XPCOM", "title": "XPCOM"}, {"id": "Other", "title": "Other"}, {"id": "See_also", "title": "See also"}, {"id": "Older_versions", "title": "Older versions"}], "slug": "Mozilla/Firefox/Releases/52", "review_tags": ["technical", "editorial"]}