public void removeRegisteredChangeFor(FilePath path) {
    myIdx.remove(path);

    for (LocalChangeList list : myMap.values()) {
      for (Change change : list.getChanges()) {
        final ContentRevision afterRevision = change.getAfterRevision();
        if (afterRevision != null && afterRevision.getFile().equals(path)) {
          ((LocalChangeListImpl) list).removeChange(change);
          return;
        }
        final ContentRevision beforeRevision = change.getBeforeRevision();
        if (beforeRevision != null && beforeRevision.getFile().equals(path)) {
          ((LocalChangeListImpl) list).removeChange(change);
          return;
        }
      }
    }
  }
  private void checkForMultipleCopiesNotMove(boolean somethingChanged) {
    final MultiMap<FilePath, Pair<Change, String>> moves =
        new MultiMap<FilePath, Pair<Change, String>>() {
          @NotNull
          protected Collection<Pair<Change, String>> createCollection() {
            return new LinkedList<Pair<Change, String>>();
          }
        };

    for (LocalChangeList changeList : myMap.values()) {
      final Collection<Change> changes = changeList.getChanges();
      for (Change change : changes) {
        if (change.isMoved() || change.isRenamed()) {
          moves.putValue(
              change.getBeforeRevision().getFile(), Pair.create(change, changeList.getName()));
        }
      }
    }
    for (FilePath filePath : moves.keySet()) {
      final List<Pair<Change, String>> copies = (List<Pair<Change, String>>) moves.get(filePath);
      if (copies.size() == 1) continue;
      Collections.sort(copies, MyChangesAfterRevisionComparator.getInstance());
      for (int i = 0; i < (copies.size() - 1); i++) {
        somethingChanged = true;
        final Pair<Change, String> item = copies.get(i);
        final Change oldChange = item.getFirst();
        final Change newChange = new Change(null, oldChange.getAfterRevision());

        final LocalChangeListImpl list = (LocalChangeListImpl) myMap.get(item.getSecond());
        list.removeChange(oldChange);
        list.addChange(newChange);

        final VcsKey key = myIdx.getVcsFor(oldChange);
        myIdx.changeRemoved(oldChange);
        myIdx.changeAdded(newChange, key);
      }
    }
    if (somethingChanged) {
      FileStatusManager.getInstance(myProject).fileStatusesChanged();
    }
  }