[Firefox] StylesCombo problem block-level element selection

[Garry Yao]

Environment

Firefox

Reproducing Procedures

1. Open any of the sample page and load the editor with the following content and selection;

   <ol>
       <li>^item1<br /></li>
   </ol>
   

2. Click the 'li' item on elementsPath bar to select the list item.
3. Click to open 'Styles Combo'.
   • Actual Result 1: All style options is available on panel list;
   • Actual Result 2: Float panel will not close when putting cursor back into editor document.

[Garry Yao]

Regression of [5240].
And could only reproduced with ordered list.

[Garry Yao]

After some investigation, the bug could only be reproduced when list item contains a bogus <br /> and I believe it's a regression of [5255] instead.