private int calculateReturnPointCount(GrMethod method) {
      final ReturnPointCountVisitor visitor =
          new ReturnPointCountVisitor();
      method.accept(visitor);
      final int count = visitor.getCount();
      if (!mayFallThroughBottom(method)) {
        return count;
      }
      final GrCodeBlock body = method.getBlock();
      if (body == null) {
        return count;
      }
      final GrStatement[] statements = body.getStatements();
      if (statements.length == 0) {
        return count + 1;
      }
      final GrStatement lastStatement =
          statements[statements.length - 1];
      if (ControlFlowUtils.statementMayCompleteNormally(lastStatement)) {
        return count + 1;
      }
      return count;
    }
private int calculateReturnPointCount(GrMethod method)