[css3-sizing] Add the term 'fill-available fit'.

Author: tabatkins

css3-sizing/Overview.html

@@ -306,6 +306,16 @@ <h2 id=terms><span class=secno>2. </span> Terminology</h2>
     either a <dfn id=min-content-constraint>min-content constraint</dfn> or a
     <dfn id=max-content-constraint>max-content constraint</dfn>.
 
+   <dt><dfn id=fill-available-fit>fill-available fit</dfn>
+
+   <dd> The <a href="#fill-available-fit"><i>fill-available fit</i></a> into
+    a given size is that size, minus the element's computed margins (not
+    collapsed, treating ‘<code class=css>auto</code>’ as zero), border,
+    and padding in the given dimension.
+    <p class=note> Note: This is the formula used to calculate widths of
+     non-replaced blocks in normal flow in <a
+     href="http://www.w3.org/TR/CSS21/visudet.html#blockwidth">CSS2.1§10.3.3</a>.
+
    <dt><dfn id=fallback-size title="fallback|fallback size">fallback
     size</dfn>
 
@@ -1223,6 +1233,9 @@ <h2 class=no-num id=index> Index</h2>
    <li>fill-available extent, <a href="#fill-available-extent"
     title="fill-available extent"><strong>2.</strong></a>
 
+   <li>fill-available fit, <a href="#fill-available-fit"
+    title="fill-available fit"><strong>2.</strong></a>
+
    <li>fill-available measure, <a href="#fill-available-measure"
     title="fill-available measure"><strong>2.</strong></a>
 

css3-sizing/Overview.src.html

@@ -135,6 +135,16 @@ <h2 id="terms">
 			<dfn>min-content constraint</dfn> or
 			a <dfn>max-content constraint</dfn>.
 
+		<dt><dfn>fill-available fit</dfn>
+		<dd>
+			The <i>fill-available fit</i> into a given size
+			is that size,
+			minus the element's computed margins (not collapsed, treating ''auto'' as zero),
+			border, and padding in the given dimension.
+
+			<p class='note'>
+				Note: This is the formula used to calculate widths of non-replaced blocks in normal flow in <a href="http://www.w3.org/TR/CSS21/visudet.html#blockwidth">CSS2.1§10.3.3</a>.
+
 		<dt><dfn title="fallback|fallback size">fallback size</dfn>
 		<dd>
 			Some sizing algorithms do not work well with an infinite size.