Ensures the autocomplete_controller input is saved and restored when changing tabs.

chrome/browser/ui/omnibox/omnibox_controller.cc

 // Copyright 2013 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/ui/omnibox/omnibox_controller.h"
 
 #include "base/metrics/histogram.h"
 #include "chrome/browser/autocomplete/autocomplete_classifier.h"
 #include "chrome/browser/autocomplete/autocomplete_match.h"
 #include "chrome/browser/autocomplete/search_provider.h"
@@ skipping 54 matching lines @@
       profile_(profile),
       popup_(NULL),
       autocomplete_controller_(new AutocompleteController(profile, this,
           AutocompleteClassifier::kDefaultOmniboxProviders)) {
 }
 
 OmniboxController::~OmniboxController() {
 }
 
 void OmniboxController::StartAutocomplete(
-    base::string16 user_text,
-    size_t cursor_position,
-    const GURL& current_url,
-    AutocompleteInput::PageClassification current_page_classification,
-    bool prevent_inline_autocomplete,
-    bool prefer_keyword,
-    bool allow_exact_keyword_match) const {
+    const AutocompleteInput& input) const {
   ClearPopupKeywordMode();
   popup_->SetHoveredLine(OmniboxPopupModel::kNoMatch);
 
   // We don't explicitly clear OmniboxPopupModel::manually_selected_match, as
   // Start ends up invoking OmniboxPopupModel::OnResultChanged which clears it.
-  autocomplete_controller_->Start(AutocompleteInput(
-      user_text, cursor_position, base::string16(), current_url,
-      current_page_classification, prevent_inline_autocomplete,
-      prefer_keyword, allow_exact_keyword_match, true));
+  autocomplete_controller_->Start(input);
 }
 
 void OmniboxController::OnResultChanged(bool default_match_changed) {
   const bool was_open = popup_->IsOpen();
   if (default_match_changed) {
     // The default match has changed, we need to let the OmniboxEditModel know
     // about new inline autocomplete text (blue highlight).
     const AutocompleteResult& result = this->result();
     const AutocompleteResult::const_iterator match(result.default_match());
     if (match != result.end()) {
@@ skipping 50 matching lines @@
     if (profile_->GetNetworkPredictor()) {
       profile_->GetNetworkPredictor()->AnticipateOmniboxUrl(
           match.destination_url,
           predictors::AutocompleteActionPredictor::IsPreconnectable(match));
     }
     // We could prefetch the alternate nav URL, if any, but because there
     // can be many of these as a user types an initial series of characters,
     // the OS DNS cache could suffer eviction problems for minimal gain.
   }
 }