Support output for Chrome's native find in ChromeVox.

chrome/browser/resources/chromeos/chromevox/BUILD.gn

 # Copyright 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.
 
 import("//build/config/features.gni")
 import("//testing/test.gni")
 import("//chrome/test/base/js2gtest.gni")
 
 assert(is_chromeos)
 
@@ skipping 122 matching lines @@
   "cvox2/background/automation_util.js",
   "cvox2/background/background.js",
   "cvox2/background/base_automation_handler.js",
   "cvox2/background/chromevox_state.js",
   "cvox2/background/command_handler.js",
   "cvox2/background/constants.js",
   "cvox2/background/cursors.js",
   "cvox2/background/desktop_automation_handler.js",
   "cvox2/background/earcon_engine.js",
   "cvox2/background/editing.js",
+  "cvox2/background/find_handler.js",
   "cvox2/background/i_search.js",
   "cvox2/background/keyboard_handler.js",
   "cvox2/background/live_regions.js",
   "cvox2/background/next_earcons.js",
   "cvox2/background/notifications.js",
   "cvox2/background/output.js",
   "cvox2/background/panel.js",
   "cvox2/background/panel_command.js",
   "cvox2/background/panel_menu.js",
   "cvox2/background/panel_menu_item.js",
@@ skipping 481 matching lines @@
   defines = [ "HAS_OUT_OF_PROC_TEST_RUNNER" ]
 }
 
 js2gtest("chromevox_extjs_tests") {
   test_type = "extension"
   sources = chromevox_tests_gypi_values.chromevox_tests_extjs_sources
   gen_include_files =
       chromevox_tests_gypi_values.chromevox_tests_ext_gen_include_sources
   defines = [ "HAS_OUT_OF_PROC_TEST_RUNNER" ]
 }