Revert of components: Fix 'gn check' errors for omnibox.

components/omnibox/browser/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("//third_party/protobuf/proto_library.gni")
 
 source_set("browser") {
   sources = [
     "answers_cache.cc",
     "answers_cache.h",
@@ skipping 66 matching lines @@
   ]
 
   public_deps = [
     "//components/history/core/browser",
     "//components/metrics/proto",
   ]
   deps = [
     ":in_memory_url_index_cache_proto",
     "//base",
     "//base:i18n",
-    "//base:prefs",
     "//components/bookmarks/browser",
     "//components/keyed_service/core",
     "//components/pref_registry",
     "//components/query_parser",
     "//components/resources",
     "//components/search",
     "//components/search_engines",
-    "//components/sessions:shared",
     "//components/strings",
     "//components/url_fixer",
     "//components/variations",
     "//components/variations/net",
     "//net",
     "//sql",
     "//third_party/protobuf:protobuf_lite",
     "//ui/base",
     "//url",
   ]
@@ skipping 11 matching lines @@
     "mock_autocomplete_provider_client.cc",
     "mock_autocomplete_provider_client.h",
     "test_scheme_classifier.cc",
     "test_scheme_classifier.h",
   ]
 
   deps = [
     ":browser",
     "//base",
     "//components/metrics/proto",
-    "//components/search_engines",
-    "//net",
     "//testing/gmock",
   ]
 }
 
 source_set("unit_tests") {
   testonly = true
   sources = [
     "answers_cache_unittest.cc",
     "autocomplete_input_unittest.cc",
     "autocomplete_match_unittest.cc",
     "autocomplete_result_unittest.cc",
     "base_search_provider_unittest.cc",
     "in_memory_url_index_types_unittest.cc",
     "keyword_provider_unittest.cc",
     "omnibox_field_trial_unittest.cc",
     "scored_history_match_unittest.cc",
     "suggestion_answer_unittest.cc",
   ]
 
   deps = [
     ":browser",
     ":test_support",
-    "//base",
-    "//components/search",
-    "//components/search_engines",
-    "//components/variations",
     "//testing/gmock",
     "//testing/gtest",
-    "//url",
   ]
 }