Add net_unittests to the GN build.

url/BUILD.gn

 # Copyright (c) 2013 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("//url/config.gni")
 
 # Sets the USE_ICU_ALTERNATIVES_ON_ANDROID define based on the build flag.
 config("url_icu_config") {
   if (use_icu_alternatives_on_android) {
     defines = [ "USE_ICU_ALTERNATIVES_ON_ANDROID=1" ]
   }
 }
 
 component("url") {
   if (is_win) {
     # Don't conflict with Windows' "url.dll".
     output_name = "url_lib"
   }
   sources = [
     "android/url_jni_registrar.cc",
     "android/url_jni_registrar.h",
     "gurl.cc",
     "gurl.h",
+    "origin.cc",
+    "origin.h",
     "third_party/mozilla/url_parse.cc",
     "third_party/mozilla/url_parse.h",
     "url_canon.h",
     "url_canon_etc.cc",
     "url_canon_filesystemurl.cc",
     "url_canon_fileurl.cc",
     "url_canon_host.cc",
     "url_canon_icu.cc",
     "url_canon_icu.h",
     "url_canon_internal.cc",
@@ skipping 50 matching lines @@
       "url_canon_icu_alternatives_android.h",
     ]
   }
 }
 
 # TODO(dpranke): crbug.com/360936. Get this to build and run on Android.
 if (!is_android) {
   test("url_unittests") {
     sources = [
       "gurl_unittest.cc",
+      "origin_unittest.cc",
       "url_canon_icu_unittest.cc",
       "url_canon_unittest.cc",
       "url_parse_unittest.cc",
       "url_test_utils.h",
       "url_util_unittest.cc",
     ]
 
     #if (is_posix && !is_mac && !is_ios) {
     #  if (use_allocator!="none") {
     #    deps += "//base/allocator"
@@ skipping 15 matching lines @@
     if (use_icu_alternatives_on_android) {
       sources -= [
         "url_canon_icu_unittest.cc",
       ]
       deps -= [
         "//third_party/icu:icuuc",
       ]
     }
   }
 }