@Nullable
  private static PsiClass findIconClass(Module module, @NonNls @NotNull String iconClass, boolean isQualifiedFqn) {
    final String adjustedIconClassFqn;
    if (isQualifiedFqn) {
      adjustedIconClassFqn = iconClass;
    }
    else {
      adjustedIconClassFqn = ALL_ICONS_NAME.equals(iconClass) ? ALL_ICONS_FQN : ICONS_PACKAGE_PREFIX + iconClass;
    }

    GlobalSearchScope iconSearchScope = isQualifiedFqn ? GlobalSearchScope.moduleRuntimeScope(module, false) :
                                        GlobalSearchScope.allScope(module.getProject());
    return JavaPsiFacade.getInstance(module.getProject()).findClass(adjustedIconClassFqn, iconSearchScope);
  }
@Nullable
  private static PsiClass findIconClass(Module module, @NonNls @NotNull String iconClass, boolean isQualifiedFqn)