Added wording about balancing content in multi-column region boxes. Reworked the paragraphs about auto width and auto height: now talking about intrinsic size. https://www.w3.org/Bugs/Public/show_bug.cgi?id=15741

Author: vhardy

css3-regions/Overview.html

@@ -381,11 +381,11 @@ <h2 class="no-num no-toc" id=table-of-contents>Table of contents</h2>
      <li><a href="#the-flow-from-property"><span class=secno>4.2. </span>The
       &lsquo;<code class=property>flow-from</code>&rsquo; property</a>
       <ul class=toc>
-       <li><a href="#auto-width-on-regions"><span class=secno>4.2.1.
-        </span>Auto width on regions</a>
+       <li><a href="#intrinsic-width-of-regions"><span class=secno>4.2.1.
+        </span>Intrinsic width of regions</a>
 
-       <li><a href="#auto-height-on-regions"><span class=secno>4.2.2.
-        </span>Auto height on regions</a>
+       <li><a href="#intrinsic-height-of-regions"><span class=secno>4.2.2.
+        </span>Intrinsic height of regions</a>
       </ul>
 
      <li><a href="#region-flow-break"><span class=secno>4.3. </span>Region
@@ -404,10 +404,7 @@ <h2 class="no-num no-toc" id=table-of-contents>Table of contents</h2>
    <li><a href="#multi-column-regions"><span class=secno>5.
     </span>Multi-column regions</a>
     <ul class=toc>
-     <li><a href="#multi-column-regions-and-overflow"><span class=secno>5.1.
-      </span>Multi-column regions and overflow</a>
-
-     <li><a href="#regions"><span class=secno>5.2. </span> </a>
+     <li><a href="#regions"><span class=secno>5.1. </span> </a>
     </ul>
 
    <li><a href="#pseudo_elements"><span class=secno>6.
@@ -1175,8 +1172,14 @@ <h3 id=the-flow-from-property><span class=secno>4.2. </span>The &lsquo;<a
    potentially impact the content laid out in regions, just as for
    non-regions.
 
-  <h4 id=auto-width-on-regions><span class=secno>4.2.1. </span>Auto width on
-   regions</h4>
+  <h4 id=intrinsic-width-of-regions><span class=secno>4.2.1. </span>Intrinsic
+   width of regions</h4>
+
+  <p>A region's intrinsic width is resolved based on the region's
+   <em>::before</em> and <em>::after</em> generated content only.
+
+  <h4 id=intrinsic-height-of-regions><span class=secno>4.2.2.
+   </span>Intrinsic height of regions</h4>
 
   <div class=issue-marker data-bug_id=15741 data-bug_status=NEW> <a
    href="https://www.w3.org/Bugs/Public/show_bug.cgi?id=15741">Bug-15741</a>
@@ -1185,18 +1188,9 @@ <h4 id=auto-width-on-regions><span class=secno>4.2.1. </span>Auto width on
    </div>
   </div>
 
-  <p>A computed value of &lsquo;<code class=property>auto</code>&rsquo; for a
-   region's &lsquo;<code class=property>width</code>&rsquo; property becomes
-   a used value calculated based on the region's <em>::before</em> and
-   <em>::after</em> generated content only.
-
-  <h4 id=auto-height-on-regions><span class=secno>4.2.2. </span>Auto height
-   on regions</h4>
-
-  <p>A computed value of &lsquo;<code class=property>auto</code>&rsquo; for a
-   region's &lsquo;<code class=property>height</code>&rsquo; property becomes
-   a used value calculated based on the region's <em>::before</em> and
-   <em>::after</em> generated content only.
+  <p>See <a
+   href="http://wiki.csswg.org/spec/css3-regions/auto-height">proposed
+   model</a>
 
   <h3 id=region-flow-break><span class=secno>4.3. </span>Region flow break
    properties: &lsquo;<a href="#break-before"><code
@@ -1787,7 +1781,15 @@ <h2 id=multi-column-regions><span class=secno>5. </span>Multi-column
    element that has an assigned <a href="#named-flow0"><em>named
    flow</em></a> are regions. This means that a multi-column element can be
    used as a convenient short-hand to create multiple regions into which
-   content flows. For example:
+   content flows.
+
+  <p>The fragment of content that flows into column boxes that are regions is
+   laid out according to the multi-column specification. In particular, when
+   <a href="#intrinsic-height-of-regions">computing the intrinsic height</a>
+   of a multi-column element that is associated with a <a
+   href="#named-flow0"><em>named flow</em></a>, the &lsquo;<code
+   class=property>column-fill</code>&rsquo; property is honored to balance
+   the fragment of content that would flow across the column-boxes.
 
   <div class=example>
    <p>The following example:</p>
@@ -1838,15 +1840,12 @@ <h2 id=multi-column-regions><span class=secno>5. </span>Multi-column
 &lt;div id="remainder"&gt;&lt;/div&gt;</pre>
   </div>
 
-  <h3 id=multi-column-regions-and-overflow><span class=secno>5.1.
-   </span>Multi-column regions and overflow</h3>
-
   <p class=note>Overflow of column boxes that are regions is handled
    according to the same rules as other regions. If the content does not fit
    in the region, then the rest of the content flow into regions that follow
    in the region chain.
 
-  <h3 id=regions><span class=secno>5.2. </span></h3>
+  <h3 id=regions><span class=secno>5.1. </span></h3>
 
   <h2 id="pseudo_elements"><span class=secno>6. </span>Pseudo-elements</h2>
 

css3-regions/Overview.src.html

@@ -967,7 +967,12 @@ <h3 id="the-flow-from-property">The 'flow-from' property</h3>
     content laid out in regions, just as for non-regions.</p>
 
 
-    <h4>Auto width on regions</h4>
+    <h4>Intrinsic width of regions</h4>
+    
+    <p>A region's intrinsic width is resolved based on the
+        region's <em>::before</em> and <em>::after</em> generated content only.</p>
+    
+    <h4 id="intrinsic-height-of-regions">Intrinsic height of regions</h4>
 
     <div class="issue-marker" data-bug_id="15741" data-bug_status="NEW">
         <a href=
@@ -978,13 +983,7 @@ <h4>Auto width on regions</h4>
         </div>
     </div>
 
-    <p>A computed value of 'auto' for a region's 'width' property becomes a used value calculated based on the
-        region's <em>::before</em> and <em>::after</em> generated content only.</p>
-    
-    <h4>Auto height on regions</h4>
-    
-    <p>A computed value of 'auto' for a region's 'height' property becomes a used value calculated based on 
-        the region's <em>::before</em> and <em>::after</em> generated content only.</p>
+    <p>See <a href="http://wiki.csswg.org/spec/css3-regions/auto-height">proposed model</a></p>
 
     <h3 id=
     "region-flow-break">Region
@@ -1545,7 +1544,14 @@ <h2 id="multi-column-regions">Multi-column regions</h2>
 
     <p>Column boxes of a <a href="http://dev.w3.org/csswg/css3-multicol/#multi-column-element">multi-column</a> element
         that has an assigned <em>named flow</em> are regions. This means that a multi-column element can be used as a
-        convenient short-hand to create multiple regions into which content flows. For example:</p>
+        convenient short-hand to create multiple regions into which content flows. </p>
+        
+    <p>The fragment of content that flows into column boxes that are regions is laid out according to the 
+        multi-column specification. In particular, 
+        when <a href="#intrinsic-height-of-regions">computing the intrinsic height</a> of a multi-column element
+        that is associated with a <em>named flow</em>,
+        the 'column-fill' property is honored to balance the fragment of content that would flow across
+        the column-boxes.</p>
 
     <div class="example">
         <p>The following example:</p>
@@ -1596,9 +1602,7 @@ <h2 id="multi-column-regions">Multi-column regions</h2>
 
     </div>
 
-    <h3 id="multi-column-regions-and-overflow">Multi-column regions and overflow</h3>
-    
-    <p class="note">Overflow of column boxes that are regions is handled according to the same rules as 
+    <p class=note>Overflow of column boxes that are regions is handled according to the same rules as 
         other regions. If the content does not fit in the region, then the rest of the content flow 
         into regions that follow in the region chain. </p>