Add title to current page in zero suggest.

components/omnibox/browser/autocomplete_input.cc

 // Copyright 2014 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_input.h"
 
 #include "base/macros.h"
 #include "base/strings/string_split.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 62 matching lines @@
       allow_exact_keyword_match_(true),
       want_asynchronous_matches_(true),
       from_omnibox_focus_(false) {
 }
 
 AutocompleteInput::AutocompleteInput(
     const base::string16& text,
     size_t cursor_position,
     const std::string& desired_tld,
     const GURL& current_url,
+    const base::string16& current_title,
     metrics::OmniboxEventProto::PageClassification current_page_classification,
     bool prevent_inline_autocomplete,
     bool prefer_keyword,
     bool allow_exact_keyword_match,
     bool want_asynchronous_matches,
     bool from_omnibox_focus,
     const AutocompleteSchemeClassifier& scheme_classifier)
     : cursor_position_(cursor_position),
       current_url_(current_url),
+      current_title_(current_title),
       current_page_classification_(current_page_classification),
       prevent_inline_autocomplete_(prevent_inline_autocomplete),
       prefer_keyword_(prefer_keyword),
       allow_exact_keyword_match_(allow_exact_keyword_match),
       want_asynchronous_matches_(want_asynchronous_matches),
       from_omnibox_focus_(from_omnibox_focus) {
   DCHECK(cursor_position <= text.length() ||
          cursor_position == base::string16::npos)
       << "Text: '" << text << "', cp: " << cursor_position;
   // None of the providers care about leading white space so we always trim it.
@@ skipping 405 matching lines @@
       << "Text: '" << text << "', cp: " << cursor_position;
   text_ = text;
   cursor_position_ = cursor_position;
   parts_ = parts;
 }
 
 void AutocompleteInput::Clear() {
   text_.clear();
   cursor_position_ = base::string16::npos;
   current_url_ = GURL();
+  current_title_.clear();
   current_page_classification_ = metrics::OmniboxEventProto::INVALID_SPEC;
   type_ = metrics::OmniboxInputType::INVALID;
   parts_ = url::Parsed();
   scheme_.clear();
   canonicalized_url_ = GURL();
   prevent_inline_autocomplete_ = false;
   prefer_keyword_ = false;
   allow_exact_keyword_match_ = false;
   want_asynchronous_matches_ = true;
   from_omnibox_focus_ = false;
   terms_prefixed_by_http_or_https_.clear();
 }