Partially componentize //chrome/browser/search/search.{h,cc}

ios/chrome/browser/search_engines/ui_thread_search_terms_data.cc

 // 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.
 
 #include "ios/chrome/browser/search_engines/ui_thread_search_terms_data.h"
 
 #include "base/logging.h"
 #include "base/strings/string16.h"
 #include "components/google/core/browser/google_url_tracker.h"
 #include "components/google/core/browser/google_util.h"
@@ skipping 63 matching lines @@
   return rlz_string;
 }
 
 std::string UIThreadSearchTermsData::GetSearchClient() const {
   DCHECK(thread_checker_.CalledOnValidThread());
   return std::string();
 }
 
 std::string UIThreadSearchTermsData::GetSuggestClient() const {
   DCHECK(thread_checker_.CalledOnValidThread());
-  return chrome::IsInstantExtendedAPIEnabled() ? "chrome-omni" : "chrome";
+  return search::IsInstantExtendedAPIEnabled() ? "chrome-omni" : "chrome";
 }
 
 std::string UIThreadSearchTermsData::GetSuggestRequestIdentifier() const {
   DCHECK(thread_checker_.CalledOnValidThread());
   return "chrome-ext-ansg";
 }
 
 bool UIThreadSearchTermsData::IsShowingSearchTermsOnSearchResultsPages() const {
   DCHECK(thread_checker_.CalledOnValidThread());
-  return chrome::IsInstantExtendedAPIEnabled() &&
-         ios::GetChromeBrowserProvider()
-             ->GetSearchProvider()
-             ->IsQueryExtractionEnabled();
+  return search::IsInstantExtendedAPIEnabled() &&
+         search::IsQueryExtractionEnabled();
 }
 
 std::string UIThreadSearchTermsData::InstantExtendedEnabledParam(
     bool for_search) const {
   DCHECK(thread_checker_.CalledOnValidThread());
-  return ios::GetChromeBrowserProvider()
-      ->GetSearchProvider()
-      ->InstantExtendedEnabledParam(for_search);
+  return search::InstantExtendedEnabledParam(for_search);
 }
 
 std::string UIThreadSearchTermsData::ForceInstantResultsParam(
     bool for_prerender) const {
   DCHECK(thread_checker_.CalledOnValidThread());
-  return ios::GetChromeBrowserProvider()
-      ->GetSearchProvider()
-      ->ForceInstantResultsParam(for_prerender);
+  return search::ForceInstantResultsParam(for_prerender);
 }
 
 int UIThreadSearchTermsData::OmniboxStartMargin() const {
   DCHECK(thread_checker_.CalledOnValidThread());
-  return ios::GetChromeBrowserProvider()
-      ->GetSearchProvider()
-      ->OmniboxStartMargin();
+  // iOS has not InstantService.
+  return search::kDisableStartMargin;
 }
 
 std::string UIThreadSearchTermsData::NTPIsThemedParam() const {
   DCHECK(thread_checker_.CalledOnValidThread());
+  // iOS does not supports themed NTP.
   return std::string();
 }
 
 std::string UIThreadSearchTermsData::GoogleImageSearchSource() const {
   DCHECK(thread_checker_.CalledOnValidThread());
   return ios::GetChromeBrowserProvider()
       ->GetSearchProvider()
       ->GoogleImageSearchSource();
 }
 
 }  // namespace ios