@NotNull
 private Set<String> readCurrentTagNames(@NotNull VirtualFile root) throws VcsException {
   StopWatch sw = StopWatch.start("reading tags in " + root.getName());
   Set<String> tags = newHashSet();
   GitTag.listAsStrings(myProject, root, tags, null);
   sw.report();
   return tags;
 }
 @NotNull
 private Set<String> readCurrentTagNames(@NotNull VirtualFile root) throws VcsException {
   Set<String> tags = ContainerUtil.newHashSet();
   GitTag.listAsStrings(myProject, root, tags, null);
   return tags;
 }