[css-flexbox] Revert back to using 'display', since we're planning to defer the longhands; un-notify paragraph on anonymous wrapper boxes. See <http://lists.w3.org/Archives/Public/www-style/2014Oct/0265.html>

--HG--
extra : rebase_source : 767f0319db773a763241e1f4ca316f18785eb709

Author: fantasai

css-flexbox/Overview.bs

@@ -565,10 +565,7 @@ Flex Containers: the ''flex'' and ''inline-flex'' 'display' values</h2>
 Flex Items</h2>
 
 	Loosely speaking, the <a>flex items</a> of a <a>flex container</a>
-	are the in-flow boxes generated from the contents
-	of the element that generated the <a>flex container</a>.
-
-	<p>
+	are boxes representing its in-flow contents.
 		Each in-flow child of a <i>flex container</i>
 		becomes a <i>flex item</i>,
 		and each contiguous run of text that is directly contained inside a <i>flex container</i>
@@ -613,19 +610,23 @@ Flex Items</h2>
 		Authors reading this spec may want to
 		<a href="#item-margins">skip past the following box-generation details</a>.
 
-	If the specified 'display-outside' of an in-flow child of an element that generates a <a>flex container</a>
-	is ''inline-level'',
-	it computes to ''block-level''.
-	(This effectively converts any inline 'display' values to their block equivalents.)
+	The 'display' value of a <i>flex item</i> is <i title=blockify>blockified</i>:
+	if the specified 'display' of an in-flow child of an element generating a <a>flex container</a>
+	is an inline-level value, it computes to its block-level equivalent.
+	(See <a href="http://www.w3.org/TR/CSS21/visuren.html#dis-pos-flo">CSS2.1&sect;9.7</a> [[!CSS21]]
+	and <a href="http://www.w3.org/TR/css-display/#transformations">CSS Display</a> [[!CSS3-DISPLAY]]
+	for details on this type of 'display' value conversion.)
 
-	Note: Some values of 'display-outside' trigger the creation of anonymous boxes around the original box.
-	It's the outermost box, the direct child of the <a>flex container</a> box,
-	that becomes a <a>flex item</a>.
-	For example, given two contiguous child elements with ''display:table-cell'',
-	an anonymous table wrapper box around them becomes the <i>flex item</i>.
+	Some values of 'display' trigger the creation of anonymous boxes around the original box.
+	It's the outermost box&mdash;the direct child of the <a>flex container</a> box&mdash;that
+	becomes a <a>flex item</a>.
+	For example, given two contiguous child elements with ''display: table-cell'',
+	the <a href="http://www.w3.org/TR/CSS21/tables.html#anonymous-boxes">anonymous table wrapper box generated around them</a> [[!CSS21]]
+	becomes the <i>flex item</i>.
 
 	<p id="table-items">
-		On a flex item with ''display: table'', the table wrapper box becomes the <i>flex item</i>,
+		In the case of flex items with ''display: table'',
+		the table wrapper box becomes the <i>flex item</i>,
 		and the 'order' and 'align-self' properties apply to it.
 		The contents of any caption boxes contribute to the calculation of
 		the table wrapper box's min-content and max-content sizes.