[css3-syntax] Allow tokens like U+???, per CSS3 Fonts.

--HG--
extra : rebase_source : 6546d1ad2f72b7452b79bef3f383fdbb33434ce0

Author: tabatkins

css3-syntax/Overview.html

@@ -11,10 +11,10 @@
 
   <meta content="CSS Syntax Module Level 3 (CSS3 Syntax)" name=dcterms.title>
   <meta content=text name=dcterms.type>
-  <meta content=2013-02-04 name=dcterms.issued>
+  <meta content=2013-02-05 name=dcterms.issued>
   <meta content="http://dev.w3.org/csswg/css3-syntax/" name=dcterms.creator>
   <meta content=W3C name=dcterms.publisher>
-  <meta content="http://www.w3.org/TR/2013/ED-css3-syntax-20130204/"
+  <meta content="http://www.w3.org/TR/2013/ED-css3-syntax-20130205/"
    name=dcterms.identifier>
   <link href="#contents" rel=contents>
   <link href="#index" rel=index>
@@ -31,7 +31,7 @@
 
    <h1>CSS Syntax Module Level 3</h1>
 
-   <h2 class="no-num no-toc" id=longstatus-date>Editor's Draft 4 February
+   <h2 class="no-num no-toc" id=longstatus-date>Editor's Draft 5 February
     2013</h2>
 
    <dl>
@@ -1494,10 +1494,10 @@ <h4 id=data-state><span class=secno>4.4.1. </span> <dfn id=data-state0>Data
 
    <dd> If the <a href="#next-input-character"><i
     title="next input character">next 2 input character</i></a> are U+002B
-    PLUS SIGN (+) followed by a <a href="#hex-digit"><i>hex digit</i></a>,
-    consume the <a href="#next-input-character"><i>next input
-    character</i></a>. <span class=note>Note: don't consume both of
-    them.</span> Switch to the <a
+    PLUS SIGN (+) followed by a <a href="#hex-digit"><i>hex digit</i></a> or
+    U+003F QUESTION MARK (?), consume the <a
+    href="#next-input-character"><i>next input character</i></a>. <span
+    class=note>Note: don't consume both of them.</span> Switch to the <a
     href="#unicode-range-state0"><i>unicode-range state</i></a>.
     <p>Otherwise, switch to the <a href="#ident-state0"><i>ident
      state</i></a>. Reconsume the <a

css3-syntax/Overview.src.html

@@ -732,7 +732,8 @@ <h4>
 		<dd>
 			If the <i title="next input character">next 2 input character</i> are
 			U+002B PLUS SIGN (+)
-			followed by a <i>hex digit</i>,
+			followed by a <i>hex digit</i>
+			or U+003F QUESTION MARK (?),
 			consume the <i>next input character</i>.
 			<span class='note'>Note: don't consume both of them.</span>
 			Switch to the <i>unicode-range state</i>.