[css-syntax] Use a variable to make it more explicit what the referents are later in the algorithm. Fixes w3c#685.

Author: tabatkins

css-syntax/Overview.bs

@@ -1084,13 +1084,13 @@ Consume a numeric token</h4>
 	This section describes how to <dfn>consume a numeric token</dfn> from a stream of <a>code points</a>.
 	It returns either a <<number-token>>, <<percentage-token>>, or <<dimension-token>>.
 
-	<a>Consume a number</a>.
+	<a>Consume a number</a> and let |number| be the result.
 
 	If the <a lt="next input code point">next 3 input code points</a> <a>would start an identifier</a>,
 	then:
 
 	<ol>
-		<li>Create a <<dimension-token>> with the same value and type flag as the returned number,
+		<li>Create a <<dimension-token>> with the same value and type flag as |number|,
 			and a unit set initially to the empty string.
 
 		<li><a>Consume a name</a>.
@@ -1102,11 +1102,11 @@ Consume a numeric token</h4>
 	Otherwise,
 	if the <a>next input code point</a> is U+0025 PERCENTAGE SIGN (%),
 	consume it.
-	Create a <<percentage-token>> with the same value as the returned number,
+	Create a <<percentage-token>> with the same value as |number|,
 	and return it.
 
 	Otherwise,
-	create a <<number-token>> with the same value and type flag as the returned number,
+	create a <<number-token>> with the same value and type flag as |number|,
 	and return it.
 
 
@@ -1116,9 +1116,9 @@ Consume an ident-like token</h4>
 	This section describes how to <dfn>consume an ident-like token</dfn> from a stream of <a>code points</a>.
 	It returns an <<ident-token>>, <<function-token>>, <<url-token>>, or <<bad-url-token>>.
 
-	<a>Consume a name</a>.
+	<a>Consume a name</a>, and let |string| be the result.
 
-	If the returned string's value is an <a>ASCII case-insensitive</a> match for "url",
+	If |string|’s value is an <a>ASCII case-insensitive</a> match for "url",
 	and the <a>next input code point</a> is U+0028 LEFT PARENTHESIS ((),
 	consume it.
 	While the <a lt="next input code point">next two input code points</a> are <a>whitespace</a>,
@@ -1127,7 +1127,7 @@ Consume an ident-like token</h4>
 	U+0027 APOSTROPHE (&apos;),
 	or <a>whitespace</a> followed by U+0022 QUOTATION MARK (") or U+0027 APOSTROPHE (&apos;),
 	then create a <<function-token>>
-	with its value set to the returned string
+	with its value set to |string|
 	and return it.
 	Otherwise,
 	<a>consume a url token</a>,
@@ -1137,12 +1137,12 @@ Consume an ident-like token</h4>
 	if the <a>next input code point</a> is U+0028 LEFT PARENTHESIS ((),
 	consume it.
 	Create a <<function-token>>
-	with its value set to the returned string
+	with its value set to |string|
 	and return it.
 
 	Otherwise,
 	create an <<ident-token>>
-	with its value set to the returned string
+	with its value set to |string|
 	and return it.