Send fatal proxy errors to the network delegate.

chrome/browser/extensions/extension_proxy_apitest.cc

 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/extensions/extension_apitest.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/prefs/proxy_config_dictionary.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/common/chrome_switches.h"
@@ skipping 266 matching lines @@
 
   // Now check the incognito preferences.
   pref_service = browser()->profile()->GetOffTheRecordProfile()->GetPrefs();
   ValidateSettings(ProxyPrefs::MODE_FIXED_SERVERS,
                    "http=1.1.1.1:80",
                    "localhost,::1,foo.bar,<local>",
                    kNoPac,
                    pref_service);
 }
 
-// TODO(jochen): enable once network side has landed. Tests error events.
-IN_PROC_BROWSER_TEST_F(ProxySettingsApiTest, DISABLED_ProxyEvents) {
+// Tests error events.
+IN_PROC_BROWSER_TEST_F(ProxySettingsApiTest, ProxyEvents) {
   CommandLine::ForCurrentProcess()->AppendSwitch(
       switches::kEnableExperimentalExtensionApis);
 
   ASSERT_TRUE(RunExtensionTest("proxy/events")) << message_;
 }