diff --git a/patches/chromium/.patches b/patches/chromium/.patches
index 40231ea458a7..8271c33bb04d 100644
--- a/patches/chromium/.patches
+++ b/patches/chromium/.patches
@@ -13,7 +13,6 @@ render_widget_host_view_mac.patch
 thread_capabilities.patch
 webview_cross_drag.patch
 gin_enable_disable_v8_platform.patch
-blink-worker-enable-csp-in-file-scheme.patch
 disable-redraw-lock.patch
 enable_reset_aspect_ratio.patch
 v8_context_snapshot_generator.patch
diff --git a/patches/chromium/blink-worker-enable-csp-in-file-scheme.patch b/patches/chromium/blink-worker-enable-csp-in-file-scheme.patch
deleted file mode 100644
index 06a28c8b7e45..000000000000
--- a/patches/chromium/blink-worker-enable-csp-in-file-scheme.patch
+++ /dev/null
@@ -1,19 +0,0 @@
-From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
-From: deepak1556 <hop2deep@gmail.com>
-Date: Thu, 20 Sep 2018 17:47:47 -0700
-Subject: blink-worker-enable-csp-in-file-scheme.patch
-
-This allows file:// URLs in workers to have a CSP.
-
-diff --git a/third_party/blink/renderer/core/workers/worker_classic_script_loader.cc b/third_party/blink/renderer/core/workers/worker_classic_script_loader.cc
-index 405467d3a4ddfa05532ab424d35883ece1c4f13d..cc634245d44bc8b1caf645766be40905f9c9f5d3 100644
---- a/third_party/blink/renderer/core/workers/worker_classic_script_loader.cc
-+++ b/third_party/blink/renderer/core/workers/worker_classic_script_loader.cc
-@@ -365,7 +365,6 @@ void WorkerClassicScriptLoader::ProcessContentSecurityPolicy(
-   // document (which is implemented in WorkerMessagingProxy, and
-   // m_contentSecurityPolicy should be left as nullptr to inherit the policy).
-   if (!response.CurrentRequestUrl().ProtocolIs("blob") &&
--      !response.CurrentRequestUrl().ProtocolIs("file") &&
-       !response.CurrentRequestUrl().ProtocolIs("filesystem")) {
-     content_security_policy_ = MakeGarbageCollected<ContentSecurityPolicy>();
-     content_security_policy_->AddPolicies(ParseContentSecurityPolicyHeaders(