<rdar://problem/4843131> text entry is slow inside element that has the deletion rectangle around it

        Only disable/enable the delete button inside applyCommand() to prevent slowing down typing.
        This reintroduces <rdar://problem/4796657> table deletion outline does not always follow the table size as editing occurs inside

        * editing/EditCommand.cpp:
        (WebCore::EditCommand::apply):
        (WebCore::EditCommand::unapply):
        (WebCore::EditCommand::reapply):
        (WebCore::applyCommand):
        * editing/EditCommand.h:



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@17828 268f45cc-cd09-0410-ab3c-d52691b4dbfc