From a6c9aefb4aa37341017359a43d041bcdcacf98e8 Mon Sep 17 00:00:00 2001
From: Shelley Vohr <shelley.vohr@gmail.com>
Date: Mon, 8 May 2023 10:39:04 +0200
Subject: [PATCH] chore: fix TrustedTypes policy in `chrome://accessibility`
 (#38179)

chore: fix TrustedTypes policy in chrome://accessibility
---
 shell/browser/ui/webui/accessibility_ui.cc | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/shell/browser/ui/webui/accessibility_ui.cc b/shell/browser/ui/webui/accessibility_ui.cc
index 3f9851e6736f..e8da092393c5 100644
--- a/shell/browser/ui/webui/accessibility_ui.cc
+++ b/shell/browser/ui/webui/accessibility_ui.cc
@@ -321,6 +321,10 @@ ElectronAccessibilityUI::ElectronAccessibilityUI(content::WebUI* web_ui)
       base::BindRepeating(&HandleAccessibilityRequestCallback,
                           web_ui->GetWebContents()->GetBrowserContext()));
 
+  html_source->OverrideContentSecurityPolicy(
+      network::mojom::CSPDirectiveName::TrustedTypes,
+      "trusted-types parse-html-subset sanitize-inner-html;");
+
   web_ui->AddMessageHandler(
       std::make_unique<ElectronAccessibilityUIMessageHandler>());
 }