Add bookmark search feature to enhanced bookmark

components/enhanced_bookmarks/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.
 
 if (is_android) {
   import("//build/config/android/config.gni")
   import("//build/config/android/rules.gni")
 }
 
 # GYP: //components/enhanced_bookmarks.gypi:enhanced_bookmarks
 source_set("enhanced_bookmarks") {
   sources = [
     "bookmark_image_service.cc",
     "bookmark_image_service.h",
     "bookmark_server_cluster_service.cc",
     "bookmark_server_cluster_service.h",
+    "bookmark_server_search_service.cc",
+    "bookmark_server_search_service.h",
     "bookmark_server_service.cc",
     "bookmark_server_service.h",
     "enhanced_bookmark_features.cc",
     "enhanced_bookmark_features.h",
     "enhanced_bookmark_model.cc",
     "enhanced_bookmark_model.h",
     "enhanced_bookmark_model_observer.h",
     "enhanced_bookmark_switches.cc",
     "enhanced_bookmark_switches.h",
     "enhanced_bookmark_utils.cc",
@@ skipping 53 matching lines @@
     "test_image_store.cc",
     "test_image_store.h",
   ]
 
   deps = [
     ":enhanced_bookmarks",
     "//skia",
     "//testing/gtest",
   ]
 }