Removed the paragraph+example about reserving everything starting with var-*. I'm already using a different pattern for it with parent-var().

--HG--
extra : rebase_source : bbb826c1533ebf05da86bc0a095a0b5d2047ce0e

Author: tabatkins

css-variables/Overview.html

@@ -333,30 +333,6 @@ <h2 id=defining-variables><span class=secno>2. </span> Defining Variables
    properties</i></a> or attach a specific effect to them beyond the bare
    minimum that comes from them being valid properties.
 
-  <p> This specification reserves the use of all function tokens starting
-   with the prefix "var" within variable properties. Authors must not use any
-   such functions except as defined in this specification or future updates.
-   If a variable property contains such a function, it must match the grammar
-   defined in this specification or future updates; the use of such a
-   function that does not follow the grammar, or that utilizes such a
-   function that is not yet defined, makes the variable property invalid and
-   it must be ignored.
-
-  <div class=example>
-   <p> For example, even though this spec doesn't define a ‘<code
-    class=css>var-inherit()</code>’ function, that name is reserved by
-    default and cannot be used. Similarly, the ‘<code
-    class=css>var()</code>’ function <em>is</em> defined by this spec, so
-    any use of it must match the definition in the spec. The following
-    property declarations are thus invalid:
-
-   <pre>
-:root { 
-  var-foo: var-inherit(bar);   /* Use of reserved, but undefined, function. */
-  var-foo: var(bar, baz, qux); /* Invalid use of var() function. */
-}</pre>
-  </div>
-
   <p> For each <a href="#variable-property"><i>variable property</i></a>,
    there is an associated variable with the same name save for the "var-"
    prefix. For example, a variable property named "var-foo" is associated

css-variables/Overview.src.html

@@ -188,33 +188,6 @@ <h2 id="defining-variables">
 		Other specifications and user agents must not assign a particular meaning to <i>variable properties</i> 
 		or attach a specific effect to them beyond the bare minimum that comes from them being valid properties.
 
-	<p>
-		This specification reserves the use of all function tokens starting with the prefix "var" within variable properties.  
-		Authors must not use any such functions 
-		except as defined in this specification or future updates.  
-		If a variable property contains such a function, 
-		it must match the grammar defined in this specification or future updates; 
-		the use of such a function that does not follow the grammar, 
-		or that utilizes such a function that is not yet defined, 
-		makes the variable property invalid and it must be ignored.
-
-	<div class='example'>
-		<p>
-			For example, 
-			even though this spec doesn't define a ''var-inherit()'' function, 
-			that name is reserved by default and cannot be used.  
-			Similarly, 
-			the ''var()'' function <em>is</em> defined by this spec, 
-			so any use of it must match the definition in the spec.  
-			The following property declarations are thus invalid:
-
-		<pre>
-:root { 
-  var-foo: var-inherit(bar);   /* Use of reserved, but undefined, function. */
-  var-foo: var(bar, baz, qux); /* Invalid use of var() function. */
-}</pre>
-	</div>
-
 	<p>
 		For each <i>variable property</i>, 
 		there is an associated variable with the same name save for the "var-" prefix.