Omnibox - Allow On-Focus Suggestions on Android Incognito

components/omnibox/browser/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 "components/omnibox/browser/zero_suggest_provider.h"
 
 #include <stddef.h>
 
 #include "base/callback.h"
 #include "base/i18n/case_conversion.h"
@@ skipping 86 matching lines @@
 void ZeroSuggestProvider::RegisterProfilePrefs(
     user_prefs::PrefRegistrySyncable* registry) {
   registry->RegisterStringPref(omnibox::kZeroSuggestCachedResults,
                                std::string());
 }
 
 void ZeroSuggestProvider::Start(const AutocompleteInput& input,
                                 bool minimal_changes) {
   TRACE_EVENT0("omnibox", "ZeroSuggestProvider::Start");
   matches_.clear();
-  if (!input.from_omnibox_focus() ||
+  if (!input.from_omnibox_focus() || client()->IsOffTheRecord() ||
       input.type() == metrics::OmniboxInputType::INVALID)
     return;
 
   Stop(true, false);
   set_field_trial_triggered(false);
   set_field_trial_triggered_in_session(false);
   results_from_cache_ = false;
   permanent_text_ = input.text();
   current_query_ = input.current_url().spec();
   current_page_classification_ = input.current_page_classification();
@@ skipping 430 matching lines @@
   if (!json_data.empty()) {
     std::unique_ptr<base::Value> data(
         SearchSuggestionParser::DeserializeJsonData(json_data));
     if (data && ParseSuggestResults(
             *data, kDefaultZeroSuggestRelevance, false, &results_)) {
       ConvertResultsToAutocompleteMatches();
       results_from_cache_ = !matches_.empty();
     }
   }
 }