Work on GN build of Chrome.

chrome/utility/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/crypto.gni")
 import("//build/config/features.gni")
 
 gypi_values = exec_script(
     "//build/gypi_to_gn.py",
     [ rebase_path("../chrome_utility.gypi") ],
@@ skipping 16 matching lines @@
     "//chrome:resources",
     "//chrome:strings",
     "//chrome/common",
   ]
 
   if (!is_android) {
     sources += rebase_path(gypi_values.chrome_utility_importer_sources,
                            ".", "..")
   }
 
-  if (enable_extensions == 1) {
+  if (enable_extensions) {
     deps += [
       "//chrome/common/extensions/api",
       #"//third_party/libexif",  TODO(GYP)
     ]
 
     forward_dependent_configs_from = [
       "//chrome/common/extensions/api",
     ]
 
     sources += rebase_path(gypi_values.chrome_utility_extensions_sources,
                            ".", "..")
     sources += rebase_path(gypi_values.chrome_utility_shared_media_sources,
                            ".", "..")
 
     if (is_win || is_mac) {
       sources += rebase_path(
           gypi_values.chrome_utility_win_mac_media_gallery_sources, ".", "..")
       deps += [ "//components/wifi" ]
     } else {
       sources += [ "image_writer/image_writer_stub.cc" ]
     }
 
     if (is_mac) {
       sources += rebase_path(gypi_values.chrome_utility_mac_media_gallery_sources,
                              ".", "..")
     }
   }
 
-  if (!use_openssl) {
-    sources -= [ "importer/nss_decryptor.cc" ]
+  if (use_openssl) {
+    if (!is_win && !is_mac) {
+      sources -= [ "importer/nss_decryptor.cc" ]
+    }
+  } else {  # !use_openssl
     if (!is_win && !is_mac) {
       sources += [
         "importer/nss_decryptor_system_nss.cc",
         "importer/nss_decryptor_system_nss.h",
       ]
       deps += [
         "//crypto",
         "//crypto:platform",
       ]
     }
@@ skipping 10 matching lines @@
     sources -= [
       "local_discovery/service_discovery_message_handler.cc",
       "local_discovery/service_discovery_message_handler.h",
     ]
   }
 
   if (safe_browsing_mode == 1) {
     defines += [ "FULL_SAFE_BROWSING" ]
   }
 }