diff --git a/chromium_src/net/url_request/url_request_http_job.cc b/chromium_src/net/url_request/url_request_http_job.cc
deleted file mode 100644
index 3ed48f54f492..000000000000
--- a/chromium_src/net/url_request/url_request_http_job.cc
+++ /dev/null
@@ -1,74 +0,0 @@
-/* Copyright (c) 2020 The Brave Authors. All rights reserved.
- * This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this file,
- * You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-#include "net/url_request/url_request_http_job.h"
-
-#include "base/bind.h"
-#include "net/base/features.h"
-#include "net/base/isolation_info.h"
-#include "net/cookies/cookie_monster.h"
-#include "net/url_request/url_request.h"
-#include "net/url_request/url_request_context.h"
-
-namespace {
-
-bool ShouldUseEphemeralStorage(net::URLRequest* request) {
-  if (!base::FeatureList::IsEnabled(net::features::kBraveEphemeralStorage))
-    return false;
-
-  const net::IsolationInfo& isolation_info = request->isolation_info();
-  if (!isolation_info.top_frame_origin().has_value() ||
-      !isolation_info.frame_origin().has_value())
-    return false;
-  if (*isolation_info.top_frame_origin() == *isolation_info.frame_origin())
-    return false;
-
-  if (url::Origin::Create(request->url()) == *isolation_info.top_frame_origin())
-    return false;
-
-  auto top_frame_url = isolation_info.top_frame_origin()->GetURL();
-  auto top_request = request->context()->CreateRequest(
-      top_frame_url, request->priority(), nullptr);
-  top_request->set_site_for_cookies(
-      net::SiteForCookies::FromUrl(top_frame_url));
-  auto options = net::CookieOptions();
-  if (!(request->network_delegate()->CanSetCookie(
-            *top_request, net::CanonicalCookie(), &options, true) &&
-        !request->network_delegate()->CanSetCookie(
-            *request, net::CanonicalCookie(), &options, true)))
-    return false;
-
-  return true;
-}
-
-}  // namespace
-
-#define BRAVE_ADDCOOKIEHEADERANDSTART                                          \
-  if (ShouldUseEphemeralStorage(request_)) {                                   \
-    static_cast<CookieMonster*>(cookie_store)                                  \
-        ->GetEphemeralCookieListWithOptionsAsync(                              \
-            request_->url(),                                                   \
-            request()->isolation_info().top_frame_origin()->GetURL(), options, \
-            base::BindOnce(&URLRequestHttpJob::SetCookieHeaderAndStart,        \
-                           weak_factory_.GetWeakPtr(), options));              \
-    return;                                                                    \
-  }
-
-#define BRAVE_SAVECOOKIESANDNOTIFYHEADERSCOMPLETE                              \
-  if (ShouldUseEphemeralStorage(request_)) {                                   \
-    static_cast<CookieMonster*>(request_->context()->cookie_store())           \
-        ->SetEphemeralCanonicalCookieAsync(                                    \
-            std::move(cookie), request_->url(),                                \
-            request()->isolation_info().top_frame_origin()->GetURL(), options, \
-            base::BindOnce(&URLRequestHttpJob::OnSetCookieResult,              \
-                           weak_factory_.GetWeakPtr(), options,                \
-                           cookie_to_return, cookie_string));                  \
-    return;                                                                    \
-  }
-
-#define CanGetCookies() \
-  (ShouldUseEphemeralStorage(request_) ? true : CanGetCookies())
-#include "../../../../../net/url_request/url_request_http_job.cc"
-#undef CanGetCookies
diff --git a/patches/net-url_request-url_request_http_job.cc.patch b/patches/net-url_request-url_request_http_job.cc.patch
deleted file mode 100644
index 15f540c940e5..000000000000
--- a/patches/net-url_request-url_request_http_job.cc.patch
+++ /dev/null
@@ -1,20 +0,0 @@
-diff --git a/net/url_request/url_request_http_job.cc b/net/url_request/url_request_http_job.cc
-index dd533f15e3d099affd196f261515ee7f658f4c7f..aa6b9973c066dad627a0209e3ba00637771c9e2f 100644
---- a/net/url_request/url_request_http_job.cc
-+++ b/net/url_request/url_request_http_job.cc
-@@ -590,6 +590,7 @@ void URLRequestHttpJob::AddCookieHeaderAndStart() {
- 
-     CookieOptions options = CreateCookieOptions(same_site_context);
- 
-+    BRAVE_ADDCOOKIEHEADERANDSTART
-     cookie_store->GetCookieListWithOptionsAsync(
-         request_->url(), options,
-         base::BindOnce(&URLRequestHttpJob::SetCookieHeaderAndStart,
-@@ -775,6 +776,7 @@ void URLRequestHttpJob::SaveCookiesAndNotifyHeadersComplete(int result) {
-       continue;
-     }
- 
-+    BRAVE_SAVECOOKIESANDNOTIFYHEADERSCOMPLETE
-     request_->context()->cookie_store()->SetCanonicalCookieAsync(
-         std::move(cookie), request_->url(), options,
-         base::BindOnce(&URLRequestHttpJob::OnSetCookieResult,