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[css-spec-shortname-1] Respect "WebDriver BiDi media feature value" #13549

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[css-spec-shortname-1] Respect "WebDriver BiDi media feature value" #13549

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14 changes: 12 additions & 2 deletions mediaqueries-4/Overview.bs
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Expand Up @@ -49,6 +49,7 @@ spec:css-values-3; type:grammar; text:|
spec:css-values-3; type:grammar; text:?
spec:css-conditional-3; type:at-rule; text:@media
spec:selectors-4; type:selector; text::hover
spec:webdriver-bidi; type:dfn; text:WebDriver BiDi media feature value
</pre>

<pre class=biblio>
Expand Down Expand Up @@ -995,8 +996,17 @@ Evaluating Media Queries {#evaluating}
so that new syntax additions do not invalidate too much of a <<media-condition>> in older user agents.</span>

<dt><<media-feature>>
<dd>
The result is the result of evaluating the specified media feature.
<dd algorithm="evaluate media feature">
To get the result of evaluating a <<media-feature>> |media feature| in the given {{Document}} |document|:

1. Let |media feature name| be the |media feature|'s <<mf-name>>.

1. Let |emulated value| be the result of evaluating the <a>WebDriver BiDi media feature value</a> for the
|document| and |media feature name|.

1. If |emulated value| is not null, return |emulated value|.

1. Otherwise, return the result of evaluating the specified media feature.
</dl>

If the result of any of the above productions
Expand Down