Check the format of an applicationServerKey when used to register a push subscription.

chrome/browser/push_messaging/push_messaging_browsertest.cc

 // Copyright 2014 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 <stddef.h>
 #include <stdint.h>
 
 #include <map>
 #include <string>
 
@@ skipping 429 matching lines @@
   ASSERT_EQ("ok - service worker registered", script_result);
 
   GetPermissionRequestManager()->set_auto_response_for_test(
       PermissionRequestManager::ACCEPT_ALL);
   ASSERT_TRUE(RunScript("documentSubscribePush()", &script_result));
   // Both of these methods EXPECT that they succeed.
   ASSERT_NO_FATAL_FAILURE(EndpointToToken(script_result));
   GetAppIdentifierForServiceWorkerRegistration(0LL);
 }
 
-IN_PROC_BROWSER_TEST_F(PushMessagingBrowserTest, SubscribeFailureBadKey) {
-  std::string script_result;
-
-  ASSERT_TRUE(RunScript("registerServiceWorker()", &script_result));
-  ASSERT_EQ("ok - service worker registered", script_result);
-
-  ASSERT_NO_FATAL_FAILURE(RequestAndAcceptPermission());
-
-  ASSERT_TRUE(RunScript("documentSubscribePushBadKey()", &script_result));
-  EXPECT_EQ(
-      "InvalidAccessError - Failed to execute 'subscribe' on 'PushManager': "
-      "The provided applicationServerKey is not valid.",
-      script_result);
-}
-
 IN_PROC_BROWSER_TEST_F(PushMessagingBrowserTest,
                        SubscribeFailureNotificationsBlocked) {
   std::string script_result;
 
   ASSERT_TRUE(RunScript("registerServiceWorker()", &script_result));
   ASSERT_EQ("ok - service worker registered", script_result);
 
   ASSERT_NO_FATAL_FAILURE(RequestAndDenyPermission());
 
   ASSERT_TRUE(RunScript("documentSubscribePush()", &script_result));
@@ skipping 1409 matching lines @@
   ASSERT_NO_FATAL_FAILURE(SubscribeSuccessfully());
   ASSERT_FALSE(background_mode_manager->IsBackgroundModeActive());
 
   // After dropping the last subscription background mode is still inactive.
   std::string script_result;
   ASSERT_TRUE(RunScript("unsubscribePush()", &script_result));
   EXPECT_EQ("unsubscribe result: true", script_result);
   ASSERT_FALSE(background_mode_manager->IsBackgroundModeActive());
 }
 #endif  // BUILDFLAG(ENABLE_BACKGROUND) && !defined(OS_CHROMEOS)