[cssom] Hardcode 'important' so that it's at least well-defined.

Author: Simon Pieters

cssom/Overview.html

@@ -2124,14 +2124,13 @@ <h4 id="the-cssstyledeclaration-interface"><span class="secno">6.5.1 </span>The
 <ol>
  <li><p>If <var>property</var> is an <a class="external" href="http://dom.spec.whatwg.org/#ascii-case-insensitive">ASCII
  case-insensitive</a> match for a property of a declaration in the <a href="#css-declaration-block-declarations">CSS
- declaration block declarations</a> that has a priority, and that declaration's
- property is defined to be case-insensitive, return the canonical priority of that
- property as given in the syntax definition.</p>
+ declaration block declarations</a> that has the <i title="">important</i> flag set, and that declaration's
+ property is defined to be case-insensitive, return the string "<code title="">important</code>".</p>
  <li><p>If <var>property</var> is a
  <a class="external" href="http://dom.spec.whatwg.org/#case-sensitive">case-sensitive</a> match for a property of a
- declaration in the <a href="#css-declaration-block-declarations">CSS declaration block declarations</a> that has a
- priority, and that declaration's property is defined to be case-sensitive, return
- the canonical priority of that property as given in the syntax definition.</p>
+ declaration in the <a href="#css-declaration-block-declarations">CSS declaration block declarations</a> that has the
+ <i title="">important</i> flag set, and that declaration's property is defined to be case-sensitive, return
+ the string "<code title="">important</code>".</p>
  <li><p>Return the empty string.
 </ol>
 <p class="example">E.g. for <code>background-color:lime !IMPORTANT</code> the return
@@ -2147,13 +2146,14 @@ <h4 id="the-cssstyledeclaration-interface"><span class="secno">6.5.1 </span>The
  terminate this algorithm.</li>
  <li><p>If <var>value</var> is the empty string, invoke <code title="dom-CSSStyleDeclaration-removeProperty"><a href="#dom-cssstyledeclaration-removeproperty">removeProperty()</a></code>
  with <var>property</var> as argument and terminate this algorithm.</li>
- <li><p>If <var>priority</var> is neither a valid priority nor the empty string terminate this algorithm.</li>
+ <li><p>If <var>priority</var> is neither an <a class="external" href="http://dom.spec.whatwg.org/#ascii-case-insensitive">ASCII case-insensitive</a> match for the string "<code title="">important</code>" nor
+ the empty string terminate this algorithm.</li>
  <li>
  <p>If <a href="#parse-a-css-value" title="parse a CSS value">parsing the <var>value</var></a> returns <code>null</code> terminate this algorithm.
  <p class="note"><var>value</var> can not include '<code>!important</code>'.</p>
  </li>
- <li><p>Finally, set <var>property</var> to <var>value</var> with priority <var>priority</var> when <var>priority</var>
- is not the empty string. Otherwise set <var>property</var> to <var>value</var>.</li>
+ <li><p>Finally, set <var>property</var> to <var>value</var> with the <i title="">important</i> flag set if <var title="">priority</var> is not the empty string, and
+ unset otherwise.</li>
 </ol>
 
 <p>The <dfn id="dom-cssstyledeclaration-removeproperty" title="dom-CSSStyleDeclaration-removeProperty"><code>removeProperty(<var>property</var>)</code></dfn> method must run these steps:</p>

cssom/Overview.src.html

@@ -2054,14 +2054,13 @@ <h4>The <code title>CSSStyleDeclaration</code> Interface</h4>
 <ol>
  <li><p>If <var>property</var> is an <span data-anolis-spec=dom>ASCII
  case-insensitive</span> match for a property of a declaration in the <span>CSS
- declaration block declarations</span> that has a priority, and that declaration's
- property is defined to be case-insensitive, return the canonical priority of that
- property as given in the syntax definition.</p>
+ declaration block declarations</span> that has the <i title>important</i> flag set, and that declaration's
+ property is defined to be case-insensitive, return the string "<code title>important</code>".</p>
  <li><p>If <var>property</var> is a
  <span data-anolis-spec=dom>case-sensitive</span> match for a property of a
- declaration in the <span>CSS declaration block declarations</span> that has a
- priority, and that declaration's property is defined to be case-sensitive, return
- the canonical priority of that property as given in the syntax definition.</p>
+ declaration in the <span>CSS declaration block declarations</span> that has the
+ <i title>important</i> flag set, and that declaration's property is defined to be case-sensitive, return
+ the string "<code title>important</code>".</p>
  <li><p>Return the empty string.
 </ol>
 <p class='example'>E.g. for <code>background-color:lime !IMPORTANT</code> the return
@@ -2077,13 +2076,14 @@ <h4>The <code title>CSSStyleDeclaration</code> Interface</h4>
  terminate this algorithm.</p></li>
  <li><p>If <var>value</var> is the empty string, invoke <code title='dom-CSSStyleDeclaration-removeProperty'>removeProperty()</code>
  with <var>property</var> as argument and terminate this algorithm.</p></li>
- <li><p>If <var>priority</var> is neither a valid priority nor the empty string terminate this algorithm.</p></li>
+ <li><p>If <var>priority</var> is neither an <span data-anolis-spec=dom>ASCII case-insensitive</span> match for the string "<code title>important</code>" nor
+ the empty string terminate this algorithm.</p></li>
  <li>
  <p>If <span title='parse a CSS value'>parsing the <var>value</var></span> returns <code>null</code> terminate this algorithm.
  <p class='note'><var>value</var> can not include '<code>!important</code>'.</p>
  </li>
- <li><p>Finally, set <var>property</var> to <var>value</var> with priority <var>priority</var> when <var>priority</var>
- is not the empty string. Otherwise set <var>property</var> to <var>value</var>.</p></li>
+ <li><p>Finally, set <var>property</var> to <var>value</var> with the <i title>important</i> flag set if <var title>priority</var> is not the empty string, and
+ unset otherwise.</p></li>
 </ol>
 
 <p>The <dfn title=dom-CSSStyleDeclaration-removeProperty><code>removeProperty(<var>property</var>)</code></dfn> method must run these steps:</p>