[css3-syntax] Remove the 'can be made important' notion. It's simpler to just push that into the validity checking step.

Author: tabatkins

css3-syntax/Overview.html

@@ -2876,14 +2876,6 @@ <h3 id=definitions0><span class=secno>5.2. </span> Definitions</h3>
     (0x20) to the value of each codepoint between U+0041 LATIN CAPITAL LETTER
     A (A) and U+005A LATIN CAPITAL LETTER Z (Z), inclusive, and then compare
     them on a codepoint-by-codepoint basis.
-
-   <dt>declaration that <dfn id=can-be-made-important>can be made
-    important</dfn>
-
-   <dd> Declarations that are properties can be made important. Declarations
-    that are descriptors cannot be made important.
-    <p class=note> Generally, properties are declarations inside of style
-     rules, and descriptors are declarations inside of at-rules.
   </dl>
 
   <h3 id=parser-state-machine><span class=secno>5.3. </span> Parser State
@@ -3263,17 +3255,10 @@ <h4 id=declaration-important-mode><span class=secno>5.3.8. </span> <dfn
     href="#ascii-case-insensitive"><i>ASCII case-insensitive</i></a> match
     for "important"
 
-   <dd> If the <a href="#current-declaration"><i>current declaration</i></a>
-    is one that <a href="#can-be-made-important"><i>can be made
-    important</i></a>, set the important flag of the <a
-    href="#current-declaration"><i>current declaration</i></a> to true, and
-    switch to the <a href="#declaration-end-mode0"><i>declaration-end
+   <dd> Set the important flag of the <a
+    href="#current-declaration"><i>current declaration</i></a> to true.
+    Switch to the <a href="#declaration-end-mode0"><i>declaration-end
     mode</i></a>.
-    <p> Otherwise, this is a <i>parse error</i>. Unset the <a
-     href="#current-declaration"><i>current declaration</i></a>. Switch to
-     the <a href="#next-declaration-error-mode0"><i>next-declaration error
-     mode</i></a>. <a href="#reconsume-the-current-input-token"><i>Reconsume
-     the current input token</i></a>.
 
    <dt>anything else
 
@@ -4086,9 +4071,6 @@ <h2 class=no-num id=index> Index</h2>
    <li>Bad-URL state, <a href="#bad-url-state0"
     title="section 4.4.22."><strong>4.4.22.</strong></a>
 
-   <li>can be made important, <a href="#can-be-made-important"
-    title="section 5.2."><strong>5.2.</strong></a>
-
    <li>Comment state, <a href="#comment-state0"
     title="section 4.4.6."><strong>4.4.6.</strong></a>
 

css3-syntax/Overview.src.html

@@ -2357,15 +2357,6 @@ <h3>
 			and U+005A LATIN CAPITAL LETTER Z (Z),
 			inclusive,
 			and then compare them on a codepoint-by-codepoint basis.
-
-		<dt>declaration that <dfn>can be made important</dfn>
-		<dd>
-			Declarations that are properties can be made important.
-			Declarations that are descriptors cannot be made important.
-
-			<p class='note'>
-				Generally, properties are declarations inside of style rules,
-				and descriptors are declarations inside of at-rules.
 	</dl>
 
 <h3>
@@ -2743,15 +2734,8 @@ <h4>
 
 		<dt>ident token whose value is an <i>ASCII case-insensitive</i> match for "important"
 		<dd>
-			If the <i>current declaration</i> is one that <i>can be made important</i>,
-			set the important flag of the <i>current declaration</i> to true,
-			and switch to the <i>declaration-end mode</i>.
-
-			<p>
-				Otherwise, this is a <i>parse error</i>.
-				Unset the <i>current declaration</i>.
-				Switch to the <i>next-declaration error mode</i>.
-				<i>Reconsume the current input token</i>.
+			Set the important flag of the <i>current declaration</i> to true.
+			Switch to the <i>declaration-end mode</i>.
 
 		<dt>anything else
 		<dd>