Introduce AutocompleteProviderDelegate

chrome/browser/autocomplete/zero_suggest_provider.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/autocomplete/zero_suggest_provider.h"
 
 #include "base/callback.h"
 #include "base/i18n/case_conversion.h"
 #include "base/json/json_string_value_serializer.h"
 #include "base/metrics/histogram.h"
 #include "base/metrics/user_metrics.h"
 #include "base/prefs/pref_service.h"
 #include "base/strings/string16.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/time/time.h"
 #include "chrome/browser/autocomplete/autocomplete_classifier.h"
 #include "chrome/browser/autocomplete/autocomplete_classifier_factory.h"
+#include "chrome/browser/autocomplete/chrome_autocomplete_provider_delegate.h"
 #include "chrome/browser/autocomplete/chrome_autocomplete_scheme_classifier.h"
 #include "chrome/browser/autocomplete/history_url_provider.h"
 #include "chrome/browser/autocomplete/search_provider.h"
 #include "chrome/browser/history/history_types.h"
 #include "chrome/browser/history/top_sites.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/common/pref_names.h"
 #include "components/metrics/proto/omnibox_input_type.pb.h"
 #include "components/omnibox/autocomplete_input.h"
 #include "components/omnibox/autocomplete_match.h"
@@ skipping 82 matching lines @@
   base::string16 prefix;
   TemplateURLRef::SearchTermsArgs search_term_args(prefix);
   GURL suggest_url(default_provider->suggestions_url_ref().ReplaceSearchTerms(
       search_term_args, template_url_service_->search_terms_data()));
   if (!suggest_url.is_valid())
     return;
 
   // No need to send the current page URL in personalized suggest field trial.
   if (CanSendURL(input.current_url(), suggest_url, default_provider,
                  current_page_classification_,
-                 template_url_service_->search_terms_data(), profile_) &&
+                 template_url_service_->search_terms_data(), delegate_.get()) &&
       !OmniboxFieldTrial::InZeroSuggestPersonalizedFieldTrial()) {
     // Update suggest_url to include the current_page_url.
     search_term_args.current_page_url = current_query_;
     suggest_url = GURL(default_provider->suggestions_url_ref().
                        ReplaceSearchTerms(
                            search_term_args,
                            template_url_service_->search_terms_data()));
   } else if (!CanShowZeroSuggestWithoutSendingURL(suggest_url,
                                                   input.current_url())) {
     return;
@@ skipping 44 matching lines @@
   // The user has started editing in the omnibox, so leave
   // |field_trial_triggered_in_session_| unchanged and set
   // |field_trial_triggered_| to false since zero suggest is inactive now.
   field_trial_triggered_ = false;
 }
 
 ZeroSuggestProvider::ZeroSuggestProvider(
   AutocompleteProviderListener* listener,
   TemplateURLService* template_url_service,
   Profile* profile)
-    : BaseSearchProvider(template_url_service, profile,
+    : BaseSearchProvider(template_url_service,
+                         scoped_ptr<AutocompleteProviderDelegate>(
+                             new ChromeAutocompleteProviderDelegate(profile)),
                          AutocompleteProvider::TYPE_ZERO_SUGGEST),
       listener_(listener),
+      profile_(profile),
       results_from_cache_(false),
       weak_ptr_factory_(this) {
 }
 
 ZeroSuggestProvider::~ZeroSuggestProvider() {
 }
 
 const TemplateURL* ZeroSuggestProvider::GetTemplateURL(bool is_keyword) const {
   // Zero suggest provider should not receive keyword results.
   DCHECK(!is_keyword);
@@ skipping 220 matching lines @@
   return results_.verbatim_relevance >= 0 ?
       results_.verbatim_relevance : kDefaultVerbatimZeroSuggestRelevance;
 }
 
 bool ZeroSuggestProvider::CanShowZeroSuggestWithoutSendingURL(
     const GURL& suggest_url,
     const GURL& current_page_url) const {
   if (!ZeroSuggestEnabled(suggest_url,
                           template_url_service_->GetDefaultSearchProvider(),
                           current_page_classification_,
-                          template_url_service_->search_terms_data(), profile_))
+                          template_url_service_->search_terms_data(),
+                          delegate_.get()))
     return false;
 
   // If we cannot send URLs, then only the MostVisited and Personalized
   // variations can be shown.
   if (!OmniboxFieldTrial::InZeroSuggestMostVisitedFieldTrial() &&
       !OmniboxFieldTrial::InZeroSuggestPersonalizedFieldTrial())
     return false;
 
   // Only show zero suggest for HTTP[S] pages.
   // TODO(mariakhomenko): We may be able to expand this set to include pages
@@ skipping 16 matching lines @@
   if (!json_data.empty()) {
     scoped_ptr<base::Value> data(
         SearchSuggestionParser::DeserializeJsonData(json_data));
     if (data && ParseSuggestResults(
             *data, kDefaultZeroSuggestRelevance, false, &results_)) {
       ConvertResultsToAutocompleteMatches();
       results_from_cache_ = !matches_.empty();
     }
   }
 }