public static @NotNull Map<VirtualFile, Collection<Change>> getChangesUnderRoots(@NotNull Collection<? extends VirtualFile> rootsToSave, @NotNull Project project) {
    return getChangesUnderRoots(rootsToSave, ChangeListManager.getInstance(project), project);
  }
public static @NotNull Map<VirtualFile, Collection<Change>> getChangesUnderRoots(@NotNull Collection<? extends VirtualFile> rootsToSave, @NotNull Project project)