Remove the //ios/public/test target.

components/signin.gypi

 # 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.
 
 {
   'targets': [
     {
       # GN version: //components/signin/core/common
       'target_name': 'signin_core_common',
       'type': 'static_library',
@@ skipping 193 matching lines @@
           'target_name': 'investigated_scenario_java',
           'type': 'none',
           'variables': {
             'source_file': 'signin/core/browser/signin_investigator.h',
           },
           'includes': [ '../build/android/java_cpp_enum.gypi' ],
         },
       ],
     }],
     ['OS == "ios"', {
-      # GN version: //components/signin/core/browser:ios
       'targets': [
         {
+          # GN version: //components/signin/ios/browser
           'target_name': 'signin_ios_browser',
           'type': 'static_library',
           'dependencies': [
             '../ios/web/ios_web.gyp:ios_web',
             'signin_core_browser',
           ],
           'include_dirs': [
             '..',
           ],
           'sources': [
             # Note: file list duplicated in GN build.
             'signin/ios/browser/account_consistency_service.h',
             'signin/ios/browser/account_consistency_service.mm',
             'signin/ios/browser/manage_accounts_delegate.h',
             'signin/ios/browser/merge_session_observer_bridge.h',
             'signin/ios/browser/merge_session_observer_bridge.mm',
             'signin/ios/browser/oauth2_token_service_observer_bridge.h',
             'signin/ios/browser/oauth2_token_service_observer_bridge.mm',
             'signin/ios/browser/profile_oauth2_token_service_ios_delegate.h',
             'signin/ios/browser/profile_oauth2_token_service_ios_delegate.mm',
             'signin/ios/browser/profile_oauth2_token_service_ios_provider.h',
           ],
         },
         {
+          # GN version: //components/signin/ios/browser:test_support
           'target_name': 'signin_ios_browser_test_support',
           'type': 'static_library',
           'dependencies': [
             '../base/base.gyp:base',
             '../google_apis/google_apis.gyp:google_apis_test_support',
             'signin_ios_browser',
           ],
           'include_dirs': [
             '..',
           ],
           'sources': [
             # Note: file list duplicated in GN build.
             'signin/ios/browser/fake_profile_oauth2_token_service_ios_delegate.h',
             'signin/ios/browser/fake_profile_oauth2_token_service_ios_delegate.mm',
             'signin/ios/browser/fake_profile_oauth2_token_service_ios_provider.h',
             'signin/ios/browser/fake_profile_oauth2_token_service_ios_provider.mm',
           ],
         },
       ],
     }],
   ],
 }