General: Revert commit with accidental changes.

[61531] included both the intended change of [61480] and additional code. In order to provide as clean of a history as possible, this is being reverted and will be recommitted so that it only contains the correct code.

Unprops jorbin.

Follow up to [61531].

See #64350.
Props joedolson, westonruter, jonsurrell, desrosj.

Built from https://develop.svn.wordpress.org/branches/6.9@61547


git-svn-id: http://core.svn.wordpress.org/branches/6.9@60858 1a063a9b-81f0-0310-95a4-ce76da25c4cd

Author: aaronjorbin

wp-admin/css/admin-menu-rtl.css

@@ -504,7 +504,6 @@ ul#adminmenu > li.current > a.current:after {
 }
 
 #collapse-button .collapse-button-icon:after {
-	content: "\f148";
 	content: "\f148" / '';
 	display: block;
 	position: relative;

wp-admin/css/admin-menu-rtl.min.css

@@ -503,7 +503,6 @@ ul#adminmenu > li.current > a.current:after {
 }
 
 #collapse-button .collapse-button-icon:after {
-	content: "\f148";
 	content: "\f148" / '';
 	display: block;
 	position: relative;

wp-admin/css/admin-menu.css

@@ -68,7 +68,6 @@ span.wp-media-buttons-icon:before {
 /* Forms */
 
 input[type=checkbox]:checked::before {
-	content: url("data:image/svg+xml;utf8,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20viewBox%3D%270%200%2020%2020%27%3E%3Cpath%20d%3D%27M14.83%204.89l1.34.94-5.81%208.38H9.02L5.78%209.67l1.34-1.25%202.57%202.4z%27%20fill%3D%27#{url-friendly-colour(variables.$form-checked)}%27%2F%3E%3C%2Fsvg%3E");
 	content: url("data:image/svg+xml;utf8,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20viewBox%3D%270%200%2020%2020%27%3E%3Cpath%20d%3D%27M14.83%204.89l1.34.94-5.81%208.38H9.02L5.78%209.67l1.34-1.25%202.57%202.4z%27%20fill%3D%27#{url-friendly-colour(variables.$form-checked)}%27%2F%3E%3C%2Fsvg%3E") / '';
 }
 

wp-admin/css/admin-menu.min.css

@@ -54,7 +54,6 @@ span.wp-media-buttons-icon:before {
 
 /* Forms */
 input[type=checkbox]:checked::before {
-  content: url("data:image/svg+xml;utf8,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20viewBox%3D%270%200%2020%2020%27%3E%3Cpath%20d%3D%27M14.83%204.89l1.34.94-5.81%208.38H9.02L5.78%209.67l1.34-1.25%202.57%202.4z%27%20fill%3D%27%237e8993%27%2F%3E%3C%2Fsvg%3E");
   content: url("data:image/svg+xml;utf8,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20viewBox%3D%270%200%2020%2020%27%3E%3Cpath%20d%3D%27M14.83%204.89l1.34.94-5.81%208.38H9.02L5.78%209.67l1.34-1.25%202.57%202.4z%27%20fill%3D%27%237e8993%27%2F%3E%3C%2Fsvg%3E")/"";
 }
 

wp-admin/css/colors/_admin.scss

@@ -54,7 +54,6 @@ span.wp-media-buttons-icon:before {
 
 /* Forms */
 input[type=checkbox]:checked::before {
-  content: url("data:image/svg+xml;utf8,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20viewBox%3D%270%200%2020%2020%27%3E%3Cpath%20d%3D%27M14.83%204.89l1.34.94-5.81%208.38H9.02L5.78%209.67l1.34-1.25%202.57%202.4z%27%20fill%3D%27%237e8993%27%2F%3E%3C%2Fsvg%3E");
   content: url("data:image/svg+xml;utf8,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20viewBox%3D%270%200%2020%2020%27%3E%3Cpath%20d%3D%27M14.83%204.89l1.34.94-5.81%208.38H9.02L5.78%209.67l1.34-1.25%202.57%202.4z%27%20fill%3D%27%237e8993%27%2F%3E%3C%2Fsvg%3E")/"";
 }
 

wp-admin/css/colors/blue/colors-rtl.css

@@ -54,7 +54,6 @@ span.wp-media-buttons-icon:before {
 
 /* Forms */
 input[type=checkbox]:checked::before {
-  content: url("data:image/svg+xml;utf8,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20viewBox%3D%270%200%2020%2020%27%3E%3Cpath%20d%3D%27M14.83%204.89l1.34.94-5.81%208.38H9.02L5.78%209.67l1.34-1.25%202.57%202.4z%27%20fill%3D%27%2359524c%27%2F%3E%3C%2Fsvg%3E");
   content: url("data:image/svg+xml;utf8,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20viewBox%3D%270%200%2020%2020%27%3E%3Cpath%20d%3D%27M14.83%204.89l1.34.94-5.81%208.38H9.02L5.78%209.67l1.34-1.25%202.57%202.4z%27%20fill%3D%27%2359524c%27%2F%3E%3C%2Fsvg%3E")/"";
 }