public @NotNull List<? extends VcsLogUi> getVisibleLogUis(@NotNull VcsLogTabLocation location) {
    if (myTabsWatcher == null) return Collections.emptyList();
    return getTabsWatcher().getVisibleTabs(location);
  }
public @NotNull List<? extends VcsLogUi> getVisibleLogUis(@NotNull VcsLogTabLocation location)