[giow] (3) Make <iframe scrolling> more Web-compatible.

Affected topics: Rendering

git-svn-id: http://svn.whatwg.org/webapps@8517 340c8d12-0b0e-0410-8428-c7bf67bfef74

complete.html

@@ -95508,33 +95508,15 @@ <h4 id=the-page><span class=secno>14.3.2 </span>The page</h4>
   in which a page is rendered not as the author intended, possibly for the purposes of phishing or
   otherwise misleading the user.</p>
 
-  <hr><p>If the <code><a href=#document>Document</a></code> has a <a href=#root-element>root element</a>, and the <code><a href=#document>Document</a></code>'s
-  <a href=#browsing-context>browsing context</a> is a <a href=#nested-browsing-context>nested browsing context</a>, and the <a href=#browsing-context-container>browsing
+  <hr><p>If the <code><a href=#document>Document</a></code> is a <a href=#nested-browsing-context>nested browsing context</a>, and the <a href=#browsing-context-container>browsing
   context container</a> of that <a href=#nested-browsing-context>nested browsing context</a> is a <code><a href=#frame>frame</a></code> or
-  <code><a href=#the-iframe-element>iframe</a></code> element, and that element has a <code title=attr-frames-scrolling>scrolling</code> attribute, then the user agent is expected to
-  compare the value of the attribute in an <a href=#ascii-case-insensitive>ASCII case-insensitive</a> manner to the values
-  in the first column of the following table, and if one of them matches, then the user agent is
-  expected to treat that attribute as a <a href=#presentational-hints title="presentational hints">presentational
-  hint</a> for the aforementioned root element's 'overflow' property, setting it to the value
-  given in the corresponding cell on the same row in the second column:</p>
-
-  <table><thead><tr><th> Attribute value
-     <th> 'overflow' value
-   <tbody><tr><td><code title="">on</code>
-     <td>'scroll'
-    <tr><td><code title="">scroll</code>
-     <td>'scroll'
-    <tr><td><code title="">yes</code>
-     <td>'scroll'
-    <tr><td><code title="">off</code>
-     <td>'hidden'
-    <tr><td><code title="">noscroll</code>
-     <td>'hidden'
-    <tr><td><code title="">no</code>
-     <td>'hidden'
-    <tr><td><code title="">auto</code>
-     <td>'auto'
-  </table><hr><p>When a <code><a href=#the-body-element>body</a></code> element has a <code title=attr-background><a href=#attr-background>background</a></code>
+  <code><a href=#the-iframe-element>iframe</a></code> element, and that element has a <code title="">scrolling</code> attribute,
+  and that attribute's value is an <a href=#ascii-case-insensitive>ASCII case-insensitive</a> match for the string "<code title="">off</code>", "<code title="">noscroll</code>", or "<code title="">no</code>", then the
+  user agent is expected to prevent any scroll bars from being shown for the viewport of the
+  <a href=#nested-browsing-context>nested browsing context</a>, regardless of the 'overflow' property that applies to that
+  viewport.</p>
+
+  <hr><p>When a <code><a href=#the-body-element>body</a></code> element has a <code title=attr-background><a href=#attr-background>background</a></code>
   attribute set to a non-empty value, the new value is expected to be <a href=#resolve-a-url title="resolve a
   url">resolved</a> relative to the element, and if this is successful, the user agent is
   expected to treat the attribute as a <a href=#presentational-hints title="presentational hints">presentational hint</a>

index

@@ -95508,33 +95508,15 @@ html, body { display: block; }</pre>
   in which a page is rendered not as the author intended, possibly for the purposes of phishing or
   otherwise misleading the user.</p>
 
-  <hr><p>If the <code><a href=#document>Document</a></code> has a <a href=#root-element>root element</a>, and the <code><a href=#document>Document</a></code>'s
-  <a href=#browsing-context>browsing context</a> is a <a href=#nested-browsing-context>nested browsing context</a>, and the <a href=#browsing-context-container>browsing
+  <hr><p>If the <code><a href=#document>Document</a></code> is a <a href=#nested-browsing-context>nested browsing context</a>, and the <a href=#browsing-context-container>browsing
   context container</a> of that <a href=#nested-browsing-context>nested browsing context</a> is a <code><a href=#frame>frame</a></code> or
-  <code><a href=#the-iframe-element>iframe</a></code> element, and that element has a <code title=attr-frames-scrolling>scrolling</code> attribute, then the user agent is expected to
-  compare the value of the attribute in an <a href=#ascii-case-insensitive>ASCII case-insensitive</a> manner to the values
-  in the first column of the following table, and if one of them matches, then the user agent is
-  expected to treat that attribute as a <a href=#presentational-hints title="presentational hints">presentational
-  hint</a> for the aforementioned root element's 'overflow' property, setting it to the value
-  given in the corresponding cell on the same row in the second column:</p>
-
-  <table><thead><tr><th> Attribute value
-     <th> 'overflow' value
-   <tbody><tr><td><code title="">on</code>
-     <td>'scroll'
-    <tr><td><code title="">scroll</code>
-     <td>'scroll'
-    <tr><td><code title="">yes</code>
-     <td>'scroll'
-    <tr><td><code title="">off</code>
-     <td>'hidden'
-    <tr><td><code title="">noscroll</code>
-     <td>'hidden'
-    <tr><td><code title="">no</code>
-     <td>'hidden'
-    <tr><td><code title="">auto</code>
-     <td>'auto'
-  </table><hr><p>When a <code><a href=#the-body-element>body</a></code> element has a <code title=attr-background><a href=#attr-background>background</a></code>
+  <code><a href=#the-iframe-element>iframe</a></code> element, and that element has a <code title="">scrolling</code> attribute,
+  and that attribute's value is an <a href=#ascii-case-insensitive>ASCII case-insensitive</a> match for the string "<code title="">off</code>", "<code title="">noscroll</code>", or "<code title="">no</code>", then the
+  user agent is expected to prevent any scroll bars from being shown for the viewport of the
+  <a href=#nested-browsing-context>nested browsing context</a>, regardless of the 'overflow' property that applies to that
+  viewport.</p>
+
+  <hr><p>When a <code><a href=#the-body-element>body</a></code> element has a <code title=attr-background><a href=#attr-background>background</a></code>
   attribute set to a non-empty value, the new value is expected to be <a href=#resolve-a-url title="resolve a
   url">resolved</a> relative to the element, and if this is successful, the user agent is
   expected to treat the attribute as a <a href=#presentational-hints title="presentational hints">presentational hint</a>

source

@@ -106548,45 +106548,14 @@ html, body { display: block; }</pre>
 
   <hr>
 
-  <p>If the <code>Document</code> has a <span>root element</span>, and the <code>Document</code>'s
-  <span>browsing context</span> is a <span>nested browsing context</span>, and the <span>browsing
+  <p>If the <code>Document</code> is a <span>nested browsing context</span>, and the <span>browsing
   context container</span> of that <span>nested browsing context</span> is a <code>frame</code> or
-  <code>iframe</code> element, and that element has a <code
-  data-x="attr-frames-scrolling">scrolling</code> attribute, then the user agent is expected to
-  compare the value of the attribute in an <span>ASCII case-insensitive</span> manner to the values
-  in the first column of the following table, and if one of them matches, then the user agent is
-  expected to treat that attribute as a <span data-x="presentational hints">presentational
-  hint</span> for the aforementioned root element's 'overflow' property, setting it to the value
-  given in the corresponding cell on the same row in the second column:</p>
-
-  <table>
-   <thead>
-    <tr>
-     <th> Attribute value
-     <th> 'overflow' value
-   <tbody>
-    <tr>
-     <td><code data-x="">on</code>
-     <td>'scroll'
-    <tr>
-     <td><code data-x="">scroll</code>
-     <td>'scroll'
-    <tr>
-     <td><code data-x="">yes</code>
-     <td>'scroll'
-    <tr>
-     <td><code data-x="">off</code>
-     <td>'hidden'
-    <tr>
-     <td><code data-x="">noscroll</code>
-     <td>'hidden'
-    <tr>
-     <td><code data-x="">no</code>
-     <td>'hidden'
-    <tr>
-     <td><code data-x="">auto</code>
-     <td>'auto'
-  </table>
+  <code>iframe</code> element, and that element has a <code data-x="">scrolling</code> attribute,
+  and that attribute's value is an <span>ASCII case-insensitive</span> match for the string "<code
+  data-x="">off</code>", "<code data-x="">noscroll</code>", or "<code data-x="">no</code>", then the
+  user agent is expected to prevent any scroll bars from being shown for the viewport of the
+  <span>nested browsing context</span>, regardless of the 'overflow' property that applies to that
+  viewport.</p>
 
   <hr>