[mediaqueries-5] Drop video-width, video-hight, and video-resolution

Closes w3c#5044

Author: frivoal

mediaqueries-5/Overview.bs

@@ -2418,26 +2418,19 @@ Detecting UA-supplied navigation controls: the 'nav-controls' feature</h3>
 
 <h2 id="video-prefixed-features">Video Prefixed Features</h2>
 
-    Some user agents, including many TVs, render video and graphics in two
+	Some user agents, including many TVs, render video and graphics in two
 	separate "planes" (bi-plane) with distinct screen characteristics. A set of
 	video-prefixed features is provided to describe the video plane.
 
 	Any bi-plane implementation must return values based on the video plane
-	for the following features: '@media/video-color-gamut'; '@media/video-width';
-	'@media/video-height'; '@media/video-resolution'; '@media/video-dynamic-range'.
+	for the following features:
+	'@media/video-color-gamut';
+	'@media/video-dynamic-range'.
 	All other features must return values based on the graphics plane.
 
-    Non bi-plane implementations must return the same values for
+	Non bi-plane implementations must return the same values for
 	video-prefixed features and their non-prefixed counterparts.
 
-	Issue(5044): '@media/video-width', '@media/video-height', '@media/video-resolution'
-	are still under discussion.
-	It isn't clear yet whether they are the right approach
-	to address the video use case,
-	and even if they are,
-	the details of how they work aren't fully figured out yet.
-	Would-be implementors are strongly encouraged to get in touch with the CSS Working Group.
-
 <h3 id="video-color-gamut">
 Video Color Display Quality: the 'video-color-gamut' feature</h3>
 
@@ -2472,84 +2465,6 @@ video plane.
 
 Supported values are the same as <a href="#dynamic-range">dynamic-range</a>.
 
-<h3 id="video-width">
-Video-Width: the '@media/video-width' feature</h3>
-
-	Issue(5044): '@media/video-width', '@media/video-height', '@media/video-resolution'
-	are still under discussion.
-	It isn't clear yet whether they are the right approach
-	to address the video use case,
-	and even if they are,
-	the details of how they work aren't fully figured out yet.
-	Would-be implementors are strongly encouraged to get in touch with the CSS Working Group.
-
-	<pre class='descdef mq'>
-	Name: video-width
-	Value: <<length>>
-	For: @media
-	Type: range
-	</pre>
-
-	The '@media/video-width' media feature describes
-	the width of the targeted display's video plane area of the output device.
-	For [=continuous media=], this is the width of the viewport
-	(as described by CSS2, section 9.1.1 [[!CSS2]]) including the size of a rendered scroll bar (if any).
-	For [=paged media=], this is the width of the page box (as described by CSS2, section 13.2 [[!CSS2]]).
-
-	<<length>>s are interpreted according to [[MEDIAQUERIES-4#units]].
-
-	'@media/video-width' is [=false in the negative range=].
-
-<h3 id="video-height">
-Video-Height: the '@media/video-height' feature</h3>
-
-	Issue(5044): '@media/video-width', '@media/video-height', '@media/video-resolution'
-	are still under discussion.
-	It isn't clear yet whether they are the right approach
-	to address the video use case,
-	and even if they are,
-	the details of how they work aren't fully figured out yet.
-	Would-be implementors are strongly encouraged to get in touch with the CSS Working Group.
-
-	<pre class='descdef mq'>
-	Name: video-height
-	Value: <<length>>
-	For: @media
-	Type: range
-	</pre>
-
-	The '@media/video-height' media feature describes the height of the targeted display's video plane area of the output device.
-	For [=continuous media=], this is the height of the viewport including the size of a rendered scroll bar (if any).
-	For [=paged media=], this is the height of the page box.
-
-	<<length>>s are interpreted according to [[MEDIAQUERIES-4#units]].
-
-	'@media/video-height' is [=false in the negative range=].
-
-<h3 id="video-resolution">
-Video Display Resolution: the 'video-resolution' feature</h3>
-
-	Issue(5044): '@media/video-width', '@media/video-height', '@media/video-resolution'
-	are still under discussion.
-	It isn't clear yet whether they are the right approach
-	to address the video use case,
-	and even if they are,
-	the details of how they work aren't fully figured out yet.
-	Would-be implementors are strongly encouraged to get in touch with the CSS Working Group.
-
-	<pre class='descdef mq'>
-	Name: video-resolution
-	Value: <<resolution>> | infinite
-	For: @media
-	Type: range
-	</pre>
-
-	The '@media/video-resolution' media feature describes the resolution of the output
-	device's video plane, i.e. the density of the pixels, taking into account the <a spec=cssom-view>page zoom</a>
-	but assuming a <a spec=cssom-view>pinch zoom</a> of 1.0.
-
-	The 'video-resolution' media feature is [=false in the negative range=].
-
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@@ -3394,13 +3309,20 @@ Changes</h2>
 
 <div class="non-normative">
 
-<h3 id="changes-since-2020-07-31">
+<h3 id="changes-since-2020-07-31"
+oldids="video-width, descdef-media-video-width, video-height, descdef-media-video-height, video-resolution, descdef-media-video-resolution">
 Changes Since the 2020-07-31 Working Draft</h3>
 
 The following additions were made to this module since the
 <a href="https://www.w3.org/TR/2020/WD-mediaqueries-5-20200731/">2020-07-31 Working Draft</a>:
 
 	* Adopted 'display-mode' from [[APPMANIFEST]].
+	* Dropped the media features what were meant to query about the geometry of the video plane
+		in <a href="#video-prefixed-features">bi-plane implementations</a>:
+		<code>video-width</code>,
+		<code>video-height</code>,
+		and <code>video-resolution</code>.
+		(See <a href="https://github.com/w3c/csswg-drafts/issues/5044">Issue 5044</a>)
 
 <h3 id="changes-since-2020-07-15">
 Changes Since the 2020-07-15 Working Draft</h3>