Allow url::SchemeHostPort to hold non-file scheme without port

ios/chrome/test/ios_chrome_unit_test_suite.cc

 // Copyright 2015 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 "ios/chrome/test/ios_chrome_unit_test_suite.h"
 
 #include "ios/chrome/browser/browser_state/browser_state_keyed_service_factories.h"
 #include "ios/chrome/browser/chrome_paths.h"
 #include "ios/chrome/test/testing_application_context.h"
 #include "ios/public/test/test_chrome_browser_provider.h"
@@ skipping 57 matching lines @@
 
   // Ensure that all BrowserStateKeyedServiceFactories are built before any
   // test is run so that the dependencies are correctly resolved.
   EnsureBrowserStateKeyedServiceFactoriesBuilt();
 
   ios::RegisterPathProvider();
   ui::RegisterPathProvider();
 
   {
     ios::TestChromeBrowserProvider provider;
-    url::AddStandardScheme(provider.GetChromeUIScheme());
+    url::AddStandardScheme(provider.GetChromeUIScheme(),
+                           url::SCHEME_WITHOUT_PORT);
   }
 
   base::TestSuite::Initialize();
 }