Since GCN aggressively modifies this.$element, these classes
didn't survive for very long, and they weren't being used
anyway.
Change-Id: I6e9827499374941fbded983956c57cc250d957c8
Instead of using ve-ce-noHighlight we can just set and maintain
this.$focusable using getFocusableNode.
Change-Id: I0a6b2d6444df531b7c235ac9ff08a3ed8a0e99b3
Now that we don't wrap generated content nodes
UL.gallery is likely to be the root, so use an
appropriate jQuery selector.
Change-Id: Ic9d9f4c0fc12daae6cf8252e4d6562366b3d2df2
Previously they were always inline.
MWExtensionNode is now a mixin and classes which inherit it should
now inherit MWBlockExtensionNode or MWInlineExtensionNode.
Change-Id: I0ddcabeb63acdf852e252c41add5233c00723f4c