Disable NaCl browser_tests for GN builds.

chrome/test/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("//build/config/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//chrome/chrome_tests.gni")
 import("//chrome/test/base/js2gtest.gni")
 import("//testing/test.gni")
 
+declare_args() {
+  # TODO(GYP) http://crbug.com/462791
+  enable_nacl_browsertests = false
+}
+
 # This target exists to reference other test executables to bring these files
 # into the build.
 group("test") {
   testonly = true
 }
 
 # GYP version: chrome/chrome_tests_unit.gypi:test_support_common
 source_set("test_support") {
   defines = []
   testonly = true
@@ skipping 648 matching lines @@
       "//ppapi:ppapi_tests",
       "//ppapi:power_saver_test_plugin",
       "//remoting/webapp:browser_test_resources",
       "//remoting/webapp:unit_tests",
       "//third_party/mesa:osmesa",
       "//third_party/widevine/cdm:widevine_test_license_server",
     ]
 
     defines = [ "HAS_OUT_OF_PROC_TEST_RUNNER" ]
 
+    if (!enable_nacl_browsertests) {
+      defines += [ "DISABLE_NACL_BROWSERTESTS" ]
+    }
+
     # TODO(GYP) if (is_win) {
     #       ['incremental_chrome_dll==1', {
     #         'UseLibraryDependencyInputs': "true",
     # }
 
     if (cld_version == 2) {
       # Because the browser_tests use translate, they need CLD data.
       deps += [ "//third_party/cld_2:cld2_platform_impl" ]
     }
 
     if (!enable_one_click_signin) {
       sources -= [ "../browser/ui/sync/one_click_signin_bubble_links_delegate_browsertest.cc" ]
     }
-    if (enable_nacl) {
+    if (!enable_nacl_browsertests) {
+      sources -= [ "../browser/extensions/api/hotword_private/hotword_private_apitest.cc" ]
+    } else if (enable_nacl) {
       sources += [
         "../browser/extensions/extension_nacl_browsertest.cc",
         "../browser/nacl_host/test/gdb_debug_stub_browsertest.cc",
       ]
       deps += [ "//components/nacl/renderer/plugin:nacl_trusted_plugin" ]
 
       if (enable_nacl_untrusted) {
         sources += [
           "nacl/nacl_browsertest.cc",
           "nacl/nacl_browsertest_uma.cc",
@@ skipping 244 matching lines @@
         "../renderer/spellchecker/spellcheck_provider_hunspell_unittest.cc",
         "../renderer/spellchecker/spellcheck_unittest.cc",
       ]
     }
     if (is_chromeos) {
       sources += [
         "../browser/extensions/api/networking_private/networking_private_apitest.cc",
         "../browser/extensions/api/networking_private/networking_private_chromeos_apitest.cc",
       ]
     }
-    if (!is_android && !is_ios) {
+    if (!is_android && !is_ios && enable_nacl_browsertests) {
       sources +=
           [ "../browser/copresence/chrome_whispernet_client_browsertest.cc" ]
       deps += [ "//components/copresence" ]
     }
     if (enable_app_list) {
       sources += rebase_path(
               chrome_tests_gypi_values.chrome_browser_tests_app_list_sources,
               ".",
               "//chrome")
     }
@@ skipping 923 matching lines @@
     "//third_party/mojo/src/mojo/edk/system",
   ]
 
   if (!is_android && use_ash) {
     sources += rebase_path(
             chrome_tests_unit_gypi_values.chrome_test_support_unit_ash_sources,
             ".",
             "//chrome")
   }
 }