Chrome 49: Custom CSS properties, background sync and save-data client hint

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Chrome for Developers
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Chrome 49 adds support for custom CSS properties. Service workers become even more powerful with the ability reliably send data with background sync. And the new save-data client hint header enables you to deliver fast and light applications to users who want them. Pete LePage has all the details and how you can use these new developer features in Chrome 49!

CSS Custom Properties
* https://developers.google.com/web/updates/2016/02/css-variables-why-should-you-care
* https://drafts.csswg.org/css-variables/
* https://developer.mozilla.org/en-US/docs/Web/CSS/Using_CSS_variables

Background Sync
* https://developers.google.com/web/updates/2015/12/background-sync
* https://github.com/WICG/BackgroundSync/blob/master/explainer.md

Save Data Client Hint
* https://developers.google.com/web/updates/2016/02/save-data

Deprecations in Chrome 49
* https://developers.google.com/web/updates/2016/02/chrome-49-deprecations

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Tags:
Chrome
Developers
Google
Web
Chrome49
Release
Appy
Fizz
WebApp
WebFundamentals
Browser
HTML5
JavaScript
GoogleDevelopers
ChromeDevelopers
ProgressiveWebApp
CSS Variables
CSS Custom Properties
CSS Preprocessor
Service Workers
Background Sync
save-data
client hints
http headers
performance
product: chrome
fullname: Pete LePage
Location: NYC
Team: Scalable Advocacy
Type: DevByte
GDS: Full Production