Add title to current page in zero suggest.

components/omnibox/browser/autocomplete_classifier.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/autocomplete_classifier.h"
 
 #include <utility>
 
 #include "base/auto_reset.h"
 #include "base/feature_list.h"
@@ skipping 50 matching lines @@
 void AutocompleteClassifier::Classify(
     const base::string16& text,
     bool prefer_keyword,
     bool allow_exact_keyword_match,
     metrics::OmniboxEventProto::PageClassification page_classification,
     AutocompleteMatch* match,
     GURL* alternate_nav_url) {
   DCHECK(!inside_classify_);
   base::AutoReset<bool> reset(&inside_classify_, true);
   controller_->Start(AutocompleteInput(
-      text, base::string16::npos, std::string(), GURL(), page_classification,
-      true, prefer_keyword, allow_exact_keyword_match, false, false,
-      *scheme_classifier_));
+      text, base::string16::npos, std::string(), GURL(), base::string16(),
+      page_classification, true, prefer_keyword, allow_exact_keyword_match,
+      false, false, *scheme_classifier_));
   DCHECK(controller_->done());
   const AutocompleteResult& result = controller_->result();
   if (result.empty()) {
     if (alternate_nav_url)
       *alternate_nav_url = GURL();
     return;
   }
 
   DCHECK(result.default_match() != result.end());
   *match = *result.default_match();
   if (alternate_nav_url)
     *alternate_nav_url = result.alternate_nav_url();
 }