[css-syntax] Harmonize the terminology used for creating a token when you first enter a state.

Author: tabatkins

css-syntax/Overview.html

@@ -1637,11 +1637,11 @@ <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 3 input characters</i></a> <a
     href="#check-if-three-characters-would-start-an0"><i>would start an
-    identifier</i></a>, create an at-keyword token with its value initially
-    set to the empty string. Switch to the <a
+    identifier</i></a>, switch to the <a
     href="#at-keyword-state0"><i>at-keyword state</i></a>.
-    <p> Otherwise, emit a delim token with its value set to U+0040 COMMERCIAL
-     AT (@). Remain in this state.
+    <p> Otherwise, emit a delim token with its value set to the <a
+     href="#current-input-character"><i>current input character</i></a>.
+     Remain in this state.
 
    <dt>U+005B LEFT SQUARE BRACKET ([)
 
@@ -1745,8 +1745,8 @@ <h4 id=data-state><span class=secno>4.4.1. </span> <dfn id=data-state0>Data
   <h4 id=double-quote-string-state><span class=secno>4.4.2. </span> <dfn
    id=double-quote-string-state0>Double-quote-string state</dfn></h4>
 
-  <p> If a string token has not yet been created since entering this state,
-   create a string token with its value initially set to the empty string.
+  <p> When this state is first entered, create a string token with its value
+   initially set to the empty string.
 
   <p> Consume the <a href="#next-input-character"><i>next input
    character</i></a>.
@@ -1791,8 +1791,8 @@ <h4 id=double-quote-string-state><span class=secno>4.4.2. </span> <dfn
   <h4 id=single-quote-string-state><span class=secno>4.4.3. </span> <dfn
    id=single-quote-string-state0>Single-quote-string state</dfn></h4>
 
-  <p> If a string token has not yet been created since entering this state,
-   create a string token with its value initially set to the empty string.
+  <p> When this state is first entered, create a string token with its value
+   initially set to the empty string.
 
   <p> Consume the <a href="#next-input-character"><i>next input
    character</i></a>.
@@ -1901,6 +1901,9 @@ <h4 id=comment-state><span class=secno>4.4.5. </span> <dfn
   <h4 id=at-keyword-state><span class=secno>4.4.6. </span> <dfn
    id=at-keyword-state0>At-keyword state</dfn></h4>
 
+  <p> When this state is first entered, create an at-keyword token with its
+   value initially set to the empty string.
+
   <p> Consume the <a href="#next-input-character"><i>next input
    character</i></a>.
 
@@ -1938,8 +1941,8 @@ <h4 id=at-keyword-state><span class=secno>4.4.6. </span> <dfn
   <h4 id=ident-state><span class=secno>4.4.7. </span> <dfn
    id=ident-state0>Ident state</dfn></h4>
 
-  <p> When this state is first entered, create a new ident token with its
-   value initially set to the empty string.
+  <p> When this state is first entered, create an ident token with its value
+   initially set to the empty string.
 
   <p> Consume the <a href="#next-input-character"><i>next input
    character</i></a>.

css-syntax/Overview.src.html

@@ -839,14 +839,12 @@ <h4>
 		<dd>
 			If the <i title="next input character">next 3 input characters</i>
 			<i>would start an identifier</i>,
-			create an at-keyword token
-			with its value initially set to the empty string.
-			Switch to the <i>at-keyword state</i>.
+			switch to the <i>at-keyword state</i>.
 
 			<p>
 				Otherwise,
 				emit a delim token
-				with its value set to U+0040 COMMERCIAL AT (@).
+				with its value set to the <i>current input character</i>.
 				Remain in this state.
 
 		<dt>U+005B LEFT SQUARE BRACKET ([)
@@ -973,7 +971,7 @@ <h4>
 <dfn>Double-quote-string state</dfn></h4>
 
 	<p>
-		If a string token has not yet been created since entering this state,
+		When this state is first entered,
 		create a string token
 		with its value initially set to the empty string.
 
@@ -1025,7 +1023,7 @@ <h4>
 <dfn>Single-quote-string state</dfn></h4>
 
 	<p>
-		If a string token has not yet been created since entering this state,
+		When this state is first entered,
 		create a string token
 		with its value initially set to the empty string.
 
@@ -1146,6 +1144,11 @@ <h4>
 <h4>
 <dfn>At-keyword state</dfn></h4>
 
+	<p>
+		When this state is first entered,
+		create an at-keyword token
+		with its value initially set to the empty string.
+
 	<p>
 		Consume the <i>next input character</i>.
 
@@ -1186,7 +1189,7 @@ <h4>
 
 	<p>
 		When this state is first entered,
-		create a new ident token
+		create an ident token
 		with its value initially set to the empty string.
 
 	<p>