[giow] (1) Define progress.value to default to 0, not -1.

Fixing http://www.w3.org/Bugs/Public/show_bug.cgi?id=11938

git-svn-id: http://svn.whatwg.org/webapps@5914 340c8d12-0b0e-0410-8428-c7bf67bfef74

complete.html

@@ -47053,14 +47053,19 @@ <h4 id=the-progress-element><span class=secno>4.10.16 </span>The <dfn><code>prog
   attribute must return &minus;1. Otherwise, it must return the
   result of dividing the <a href=#concept-progress-value title=concept-progress-value>current value</a> by the <a href=#concept-progress-maximum title=concept-progress-maximum>maximum value</a>.</p>
 
-  <p>Similarly, if the progress bar is an indeterminate progress bar,
-  then the <dfn id=dom-progress-value title=dom-progress-value><code>value</code></dfn>
-  IDL attribute, on getting, must return &minus;1. Otherwise, it must
-  return the <a href=#concept-progress-value title=concept-progress-value>current
-  value</a>. On setting, the given value must be converted to the
-  <a href=#best-representation-of-the-number-as-a-floating-point-number>best representation of the number as a floating point
-  number</a> and then the <code title=dom-progress-value><a href=#dom-progress-value>value</a></code> content attribute must be
-  set to that string.</p>
+  <p>If the progress bar is an indeterminate progress bar, then the
+  <dfn id=dom-progress-value title=dom-progress-value><code>value</code></dfn> IDL
+  attribute, on getting, must return 0. Otherwise, it must return the
+  <a href=#concept-progress-value title=concept-progress-value>current value</a>. On
+  setting, the given value must be converted to the <a href=#best-representation-of-the-number-as-a-floating-point-number>best
+  representation of the number as a floating point number</a> and
+  then the <code title=dom-progress-value><a href=#dom-progress-value>value</a></code> content
+  attribute must be set to that string.</p>
+
+  <p class=note>Setting the <code title=dom-progress-value><a href=#dom-progress-value>value</a></code> IDL attribute to itself when
+  the corresponding content attribute is absent would change the
+  progress bar from an indeterminate progress bar to a determinate
+  progress bar with no progress.</p>
 
   <p>The <dfn id=dom-progress-max title=dom-progress-max><code>max</code></dfn> IDL
   attribute must <a href=#reflect>reflect</a> the content attribute of the

index

@@ -47036,14 +47036,19 @@ interface <dfn id=htmloptionelement>HTMLOptionElement</dfn> : <a href=#htmleleme
   attribute must return &minus;1. Otherwise, it must return the
   result of dividing the <a href=#concept-progress-value title=concept-progress-value>current value</a> by the <a href=#concept-progress-maximum title=concept-progress-maximum>maximum value</a>.</p>
 
-  <p>Similarly, if the progress bar is an indeterminate progress bar,
-  then the <dfn id=dom-progress-value title=dom-progress-value><code>value</code></dfn>
-  IDL attribute, on getting, must return &minus;1. Otherwise, it must
-  return the <a href=#concept-progress-value title=concept-progress-value>current
-  value</a>. On setting, the given value must be converted to the
-  <a href=#best-representation-of-the-number-as-a-floating-point-number>best representation of the number as a floating point
-  number</a> and then the <code title=dom-progress-value><a href=#dom-progress-value>value</a></code> content attribute must be
-  set to that string.</p>
+  <p>If the progress bar is an indeterminate progress bar, then the
+  <dfn id=dom-progress-value title=dom-progress-value><code>value</code></dfn> IDL
+  attribute, on getting, must return 0. Otherwise, it must return the
+  <a href=#concept-progress-value title=concept-progress-value>current value</a>. On
+  setting, the given value must be converted to the <a href=#best-representation-of-the-number-as-a-floating-point-number>best
+  representation of the number as a floating point number</a> and
+  then the <code title=dom-progress-value><a href=#dom-progress-value>value</a></code> content
+  attribute must be set to that string.</p>
+
+  <p class=note>Setting the <code title=dom-progress-value><a href=#dom-progress-value>value</a></code> IDL attribute to itself when
+  the corresponding content attribute is absent would change the
+  progress bar from an indeterminate progress bar to a determinate
+  progress bar with no progress.</p>
 
   <p>The <dfn id=dom-progress-max title=dom-progress-max><code>max</code></dfn> IDL
   attribute must <a href=#reflect>reflect</a> the content attribute of the

source

@@ -52761,15 +52761,20 @@ interface <dfn>HTMLOptionElement</dfn> : <span>HTMLElement</span> {
   title="concept-progress-value">current value</span> by the <span
   title="concept-progress-maximum">maximum value</span>.</p>
 
-  <p>Similarly, if the progress bar is an indeterminate progress bar,
-  then the <dfn title="dom-progress-value"><code>value</code></dfn>
-  IDL attribute, on getting, must return &#x2212;1. Otherwise, it must
-  return the <span title="concept-progress-value">current
-  value</span>. On setting, the given value must be converted to the
-  <span>best representation of the number as a floating point
-  number</span> and then the <code
-  title="dom-progress-value">value</code> content attribute must be
-  set to that string.</p>
+  <p>If the progress bar is an indeterminate progress bar, then the
+  <dfn title="dom-progress-value"><code>value</code></dfn> IDL
+  attribute, on getting, must return 0. Otherwise, it must return the
+  <span title="concept-progress-value">current value</span>. On
+  setting, the given value must be converted to the <span>best
+  representation of the number as a floating point number</span> and
+  then the <code title="dom-progress-value">value</code> content
+  attribute must be set to that string.</p>
+
+  <p class="note">Setting the <code
+  title="dom-progress-value">value</code> IDL attribute to itself when
+  the corresponding content attribute is absent would change the
+  progress bar from an indeterminate progress bar to a determinate
+  progress bar with no progress.</p>
 
   <p>The <dfn title="dom-progress-max"><code>max</code></dfn> IDL
   attribute must <span>reflect</span> the content attribute of the