From ecc89d7d93ebafd0ed86716b09f20ab4206a21ae Mon Sep 17 00:00:00 2001
From: David Cernoch <dcernoch@uplandsoftware.com>
Date: Wed, 14 Dec 2022 19:51:03 +0000
Subject: [PATCH] alloy: Generate tagged PDFs when using PrintToPDF

This matches the current behavior in Chrome.
---
 .../renderer/extensions/print_render_frame_helper_delegate.cc | 4 ++++
 .../renderer/extensions/print_render_frame_helper_delegate.h  | 1 +
 2 files changed, 5 insertions(+)

diff --git a/libcef/renderer/extensions/print_render_frame_helper_delegate.cc b/libcef/renderer/extensions/print_render_frame_helper_delegate.cc
index 614149d34..5452ceaad 100644
--- a/libcef/renderer/extensions/print_render_frame_helper_delegate.cc
+++ b/libcef/renderer/extensions/print_render_frame_helper_delegate.cc
@@ -48,6 +48,10 @@ bool CefPrintRenderFrameHelperDelegate::IsPrintPreviewEnabled() {
   return !is_windowless_ && PrintPreviewEnabled();
 }
 
+bool CefPrintRenderFrameHelperDelegate::ShouldGenerateTaggedPDF() {
+  return true;
+}
+
 bool CefPrintRenderFrameHelperDelegate::OverridePrint(
     blink::WebLocalFrame* frame) {
   auto* post_message_support =
diff --git a/libcef/renderer/extensions/print_render_frame_helper_delegate.h b/libcef/renderer/extensions/print_render_frame_helper_delegate.h
index 9ecc29dba..77eb591b7 100644
--- a/libcef/renderer/extensions/print_render_frame_helper_delegate.h
+++ b/libcef/renderer/extensions/print_render_frame_helper_delegate.h
@@ -17,6 +17,7 @@ class CefPrintRenderFrameHelperDelegate
 
   blink::WebElement GetPdfElement(blink::WebLocalFrame* frame) override;
   bool IsPrintPreviewEnabled() override;
+  bool ShouldGenerateTaggedPDF() override;
   bool OverridePrint(blink::WebLocalFrame* frame) override;
 
  private: