Navigating to a document while trying to expand or collapse a sub-menu
is undesirable and confusing. All sub-menu toggles should have no other
effect than expanding/collapsing the corresponding sub-menu.
PR Close#21695
Previously searching for `compose` did not include `Validators`
in the search results because we were not including all the
`static` members of API docs in the index.
PR Close#21988
George Kalpakas
Pete Bacon Darwin