diff --git a/shell/browser/electron_browser_client.cc b/shell/browser/electron_browser_client.cc
index 45dc1f66dd294..7165ff4d32ed1 100644
--- a/shell/browser/electron_browser_client.cc
+++ b/shell/browser/electron_browser_client.cc
@@ -120,10 +120,6 @@
 #include "ui/native_theme/native_theme.h"
 #include "v8/include/v8.h"
 
-#if BUILDFLAG(IS_WIN)
-#include "sandbox/win/src/sandbox_policy.h"
-#endif
-
 #if BUILDFLAG(USE_NSS_CERTS)
 #include "net/ssl/client_cert_store_nss.h"
 #elif BUILDFLAG(IS_WIN)
@@ -1435,19 +1431,6 @@ void ElectronBrowserClient::OverrideURLLoaderFactoryParams(
       browser_context, origin, is_for_isolated_world, factory_params);
 }
 
-#if BUILDFLAG(IS_WIN)
-bool ElectronBrowserClient::PreSpawnChild(sandbox::TargetPolicy* policy,
-                                          sandbox::mojom::Sandbox sandbox_type,
-                                          ChildSpawnFlags flags) {
-  sandbox::ResultCode result = policy->GetConfig()->AddRule(
-      sandbox::SubSystem::kFiles, sandbox::Semantics::kFilesAllowAny,
-      L"\\??\\pipe\\crashpad_*");
-  if (result != sandbox::SBOX_ALL_OK)
-    return false;
-  return true;
-}
-#endif  // BUILDFLAG(IS_WIN)
-
 void ElectronBrowserClient::
     RegisterAssociatedInterfaceBindersForRenderFrameHost(
         content::RenderFrameHost&
diff --git a/shell/browser/electron_browser_client.h b/shell/browser/electron_browser_client.h
index a410ef9781f94..cac12e8582be0 100644
--- a/shell/browser/electron_browser_client.h
+++ b/shell/browser/electron_browser_client.h
@@ -242,11 +242,6 @@ class ElectronBrowserClient : public content::ContentBrowserClient,
       const url::Origin& origin,
       bool is_for_isolated_world,
       network::mojom::URLLoaderFactoryParams* factory_params) override;
-#if BUILDFLAG(IS_WIN)
-  bool PreSpawnChild(sandbox::TargetPolicy* policy,
-                     sandbox::mojom::Sandbox sandbox_type,
-                     ChildSpawnFlags flags) override;
-#endif
   void RegisterAssociatedInterfaceBindersForRenderFrameHost(
       content::RenderFrameHost& render_frame_host,
       blink::AssociatedInterfaceRegistry& associated_registry) override;