[webkit-dev] Enabling Experimental Features

Simon Fraser simon.fraser at apple.com
Mon Apr 22 09:32:44 PDT 2013

On Apr 20, 2013, at 10:03 AM, Maciej Stachowiak <mjs at apple.com> wrote:

> On Apr 19, 2013, at 3:50 PM, Timothy Hatcher <timothy at apple.com> wrote:
>> On Apr 19, 2013, at 6:15 PM, Bear Travis <betravis at adobe.com> wrote:
>>> What do folks think about adding a mechanism for users to toggle features like this on in WebKit nightlies? I don't have a definite approach yet, but wanted to float the idea for feedback.
>> I like the idea. Having things off for everyone but the engineers is a bad approach and misses out on testing.
>> We could have WebKit modify Safari's Develop menu to provide additional items to toggle. Safari provides an "Enable WebGL" item, we could inject more items next to it.
> On Mac, we could at the very last use 'defaults write' to toggle experimental runtime-enabled features.

One problem is that most CSS-exposed experimental features are not runtime-switchable. We'd have to do a bunch of work in the parser and style resolver to make this possible.


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