Moved shell_util functions into new shell_registry_util module.

chrome/installer/util/BUILD.gn

 # 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.
 
 import("//build/config/chrome_build.gni")
 import("//testing/test.gni")
 
 # This file deliberately has no default "util" target so dependants have to
 # specify with the ":with_no_strings" or ":with_rc_strings" variants. Random
 # code that ends up getting linked into chrome proper should depend on the
@@ skipping 75 matching lines @@
       "master_preferences.h",
       "product.cc",
       "product.h",
       "product_operations.h",
       "registry_entry.cc",
       "registry_entry.h",
       "scoped_user_protocol_entry.cc",
       "scoped_user_protocol_entry.h",
       "self_cleaning_temp_dir.cc",
       "self_cleaning_temp_dir.h",
+      "shell_registry_util.cc",
+      "shell_registry_util.h",
       "shell_util.cc",
       "shell_util.h",
       "uninstall_metrics.cc",
       "uninstall_metrics.h",
       "user_experiment.cc",
       "user_experiment.h",
     ]
 
     deps += [
       # Need to depend on the generated strings target since files here
@@ skipping 230 matching lines @@
       "//chrome/installer/test:alternate_version_generator_lib",
       "//components/variations",
       "//content/public/common",
       "//testing/gmock",
       "//testing/gtest",
     ]
 
     # TODO(GYP) manifest: $(ProjectDir)\\installer\\mini_installer\\mini_installer.exe.manifest
   }
 }  # is_win