Add next_version_mini_installer target.

build/gn_migration.gypi

 # Copyright (c) 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.
 
 # This file defines five targets that we are using to track the progress of the
 # GYP->GN migration:
 #
 # 'both_gn_and_gyp' lists what GN is currently capable of building and should
 # match the 'both_gn_and_gyp' target in //BUILD.gn.
 #
@@ skipping 478 matching lines @@
             #"//ui/gfx:gfx_unittests",  # TODO(GYP)
           ],
         }],
         ['OS=="win"', {
           'dependencies': [
             '../base/base.gyp:pe_image_test',
             '../chrome/chrome.gyp:crash_service',
             '../chrome/chrome.gyp:installer_util_unittests',
             '../chrome/chrome.gyp:setup',
             '../chrome/chrome.gyp:setup_unittests',
-            '../chrome/installer/mini_installer.gyp:mini_installer',
+            '../chrome/installer/mini_installer.gyp:next_version_mini_installer',
             '../chrome_elf/chrome_elf.gyp:chrome_elf_unittests',
             '../chrome_elf/chrome_elf.gyp:dll_hash_main',
             '../components/components.gyp:wifi_test',
             '../net/net.gyp:quic_client',
             '../net/net.gyp:quic_server',
             '../rlz/rlz.gyp:rlz',
             '../sandbox/sandbox.gyp:pocdll',
             '../sandbox/sandbox.gyp:sandbox_poc',
             '../sandbox/sandbox.gyp:sbox_integration_tests',
             '../sandbox/sandbox.gyp:sbox_unittests',
@@ skipping 262 matching lines @@
         }],
         ['OS=="android" and target_arch != "x64"', {
           'dependencies': [
             '../third_party/android_platform/relocation_packer.gyp:android_relocation_packer_unittests#host'
           ],
         }],
       ],
     },
   ]
 }