[AiS] Command-line flag and field trial changes.

chrome/browser/search_engines/template_url.cc

 // Copyright (c) 2012 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.
 
 #include "chrome/browser/search_engines/template_url.h"
 
 #include <string>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/command_line.h"
 #include "base/format_macros.h"
 #include "base/i18n/icu_string_conversions.h"
 #include "base/i18n/rtl.h"
 #include "base/logging.h"
 #include "base/metrics/field_trial.h"
 #include "base/rand_util.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_split.h"
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
+#include "chrome/browser/omnibox/omnibox_field_trial.h"
 #include "chrome/browser/search/search.h"
 #include "chrome/browser/search_engines/template_url_service.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/chrome_version_info.h"
 #include "components/google/core/browser/google_util.h"
 #include "components/metrics/proto/omnibox_input_type.pb.h"
 #include "components/search_engines/search_terms_data.h"
 #include "extensions/common/constants.h"
 #include "google_apis/google_api_keys.h"
 #include "net/base/escape.h"
@@ skipping 589 matching lines @@
                                         start));
   } else if (parameter == kGooglePageClassificationParameter) {
     replacements->push_back(Replacement(GOOGLE_PAGE_CLASSIFICATION, start));
   } else if (parameter == kGoogleRLZParameter) {
     replacements->push_back(Replacement(GOOGLE_RLZ, start));
   } else if (parameter == kGoogleSearchClient) {
     replacements->push_back(Replacement(GOOGLE_SEARCH_CLIENT, start));
   } else if (parameter == kGoogleSearchFieldtrialParameter) {
     replacements->push_back(Replacement(GOOGLE_SEARCH_FIELDTRIAL_GROUP, start));
   } else if (parameter == kGoogleSearchVersion) {
-    if (CommandLine::ForCurrentProcess()->HasSwitch(
-            switches::kEnableAnswersInSuggest))
+    if (OmniboxFieldTrial::EnableAnswersInSuggest())
       url->insert(start, "gs_rn=42&");
   } else if (parameter == kGoogleSessionToken) {
     replacements->push_back(Replacement(GOOGLE_SESSION_TOKEN, start));
   } else if (parameter == kGoogleSourceIdParameter) {
 #if defined(OS_ANDROID)
     url->insert(start, "sourceid=chrome-mobile&");
 #else
     url->insert(start, "sourceid=chrome&");
 #endif
   } else if (parameter == kGoogleSuggestAPIKeyParameter) {
@@ skipping 765 matching lines @@
       // patterns. This means that given patterns
       //    [ "http://foo/#q={searchTerms}", "http://foo/?q={searchTerms}" ],
       // calling ExtractSearchTermsFromURL() on "http://foo/?q=bar#q=' would
       // return false. This is important for at least Google, where such URLs
       // are invalid.
       return !search_terms->empty();
     }
   }
   return false;
 }