make headless lib complie when enable_basic_printing is set to false

headless/lib/renderer/headless_content_renderer_client.cc

 // Copyright 2017 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "headless/lib/renderer/headless_content_renderer_client.h"
 
 #include "base/memory/ptr_util.h"
+#include "printing/features/features.h"
+
+#if BUILDFLAG(ENABLE_BASIC_PRINTING)
 #include "components/printing/renderer/print_web_view_helper.h"
 #include "headless/lib/renderer/headless_print_web_view_helper_delegate.h"
+#endif
 
 namespace headless {
 
 HeadlessContentRendererClient::HeadlessContentRendererClient() {}
 
 HeadlessContentRendererClient::~HeadlessContentRendererClient() {}
 
 void HeadlessContentRendererClient::RenderFrameCreated(
     content::RenderFrame* render_frame) {
+#if BUILDFLAG(ENABLE_BASIC_PRINTING)
   new printing::PrintWebViewHelper(
       render_frame, base::MakeUnique<HeadlessPrintWebViewHelperDelegate>());
+#endif
 }
 
 }  // namespace headless