tests/test-largefiles.t

46417:768056549737

- make sure update of merge with removed largefiles fails as expected
  $ hg rm sub2/large6
  $ hg up -r.
  abort: outstanding uncommitted merge
  [255]

- revert should be able to revert files introduced in a pending merge
  $ hg revert --all -r .
  removing .hglf/large
  undeleting .hglf/sub2/large6

46418:dc00324e80f4

- make sure update of merge with removed largefiles fails as expected
  $ hg rm sub2/large6
  $ hg up -r.
  abort: outstanding uncommitted merge
  [20]

- revert should be able to revert files introduced in a pending merge
  $ hg revert --all -r .
  removing .hglf/large
  undeleting .hglf/sub2/large6