alloy: Disable ProxyErrorClient callbacks when extensions are disabled (fixes issue #2830)

patch/patch.cfg

@@ -220,7 +220,13 @@ patches = [
     'name': 'chrome_browser_extensions',
   },
   {
-    # Don't initialize ExtensionSystemFactory when extensions are disabled.
+    # alloy: Disable ProxyErrorClient callbacks when extensions are disabled.
+    # https://bitbucket.org/chromiumembedded/cef/issues/2830
+    'name': 'chrome_browser_net_proxy',
+  },
+  {
+    # alloy: Don't initialize ExtensionSystemFactory when extensions are
+    # disabled.
     # https://bitbucket.org/chromiumembedded/cef/issues/2852
     'name': 'chrome_browser_themes',
   },

patch/patches/chrome_browser_net_proxy.patch

@@ -0,0 +1,33 @@
+diff --git chrome/browser/net/proxy_config_monitor.cc chrome/browser/net/proxy_config_monitor.cc
+index 88fad9811069e..9973245011e24 100644
+--- chrome/browser/net/proxy_config_monitor.cc
++++ chrome/browser/net/proxy_config_monitor.cc
+@@ -9,6 +9,7 @@
+ #include "base/strings/utf_string_conversions.h"
+ #include "build/build_config.h"
+ #include "build/chromeos_buildflags.h"
++#include "cef/libcef/features/runtime.h"
+ #include "chrome/browser/browser_process.h"
+ #include "chrome/browser/net/proxy_service_factory.h"
+ #include "chrome/browser/profiles/profile.h"
+@@ -21,6 +22,10 @@
+ #include "chrome/browser/ash/profiles/profile_helper.h"
+ #endif  // BUILDFLAG(IS_CHROMEOS_ASH)
+ 
++#if BUILDFLAG(ENABLE_CEF)
++#include "cef/libcef/common/extensions/extensions_util.h"
++#endif
++
+ #if BUILDFLAG(ENABLE_EXTENSIONS)
+ #include "chrome/browser/extensions/api/proxy/proxy_api.h"
+ #endif
+@@ -89,6 +94,9 @@ void ProxyConfigMonitor::AddToNetworkContextParams(
+                                .InitWithNewPipeAndPassReceiver());
+ 
+ #if BUILDFLAG(ENABLE_EXTENSIONS)
++#if BUILDFLAG(ENABLE_CEF)
++  if (!cef::IsAlloyRuntimeEnabled() || extensions::ExtensionsEnabled())
++#endif
+   error_receiver_set_.Add(this, network_context_params->proxy_error_client
+                                     .InitWithNewPipeAndPassReceiver());
+ #endif