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

chrome/browser/ui/omnibox/omnibox_controller.h

 // 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.
 
 #ifndef CHROME_BROWSER_UI_OMNIBOX_OMNIBOX_CONTROLLER_H_
 #define CHROME_BROWSER_UI_OMNIBOX_OMNIBOX_CONTROLLER_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/string16.h"
 #include "chrome/browser/autocomplete/autocomplete_controller.h"
 #include "chrome/browser/autocomplete/autocomplete_controller_delegate.h"
 #include "chrome/browser/autocomplete/autocomplete_input.h"
 #include "chrome/browser/autocomplete/autocomplete_match.h"
 
 struct AutocompleteMatch;
 class AutocompleteResult;
-class GURL;
 class InstantController;
 class OmniboxEditModel;
 class OmniboxPopupModel;
 class Profile;
 
 namespace gfx {
 class Rect;
 }
 
 // This class controls the various services that can modify the content
 // for the omnibox, including AutocompleteController and InstantController. It
 // is responsible of updating the omnibox content.
 // TODO(beaudoin): Keep on expanding this class so that OmniboxEditModel no
 //     longer needs to hold any reference to AutocompleteController. Also make
 //     this the point of contact between InstantController and OmniboxEditModel.
 //     As the refactor progresses, keep the class comment up-to-date to
 //     precisely explain what this class is doing.
 class OmniboxController : public AutocompleteControllerDelegate {
  public:
   OmniboxController(OmniboxEditModel* omnibox_edit_model,
                     Profile* profile);
   virtual ~OmniboxController();
 
-  // |current_url| is only set for mobile ports.
-  void 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;
+  // The |current_url| field of input is only set for mobile ports.
+  void StartAutocomplete(const AutocompleteInput& input) const;
 
   // AutocompleteControllerDelegate:
   virtual void OnResultChanged(bool default_match_changed) OVERRIDE;
 
   AutocompleteController* autocomplete_controller() {
     return autocomplete_controller_.get();
   }
 
   // Set |current_match_| to an invalid value, indicating that we do not yet
   // have a valid match for the current text in the omnibox.
@@ skipping 33 matching lines @@
   // TODO(beaudoin): This AutocompleteMatch is used to let the OmniboxEditModel
   // know what it should display. Not every field is required for that purpose,
   // but the ones specifically needed are unclear. We should therefore spend
   // some time to extract these fields and use a tighter structure here.
   AutocompleteMatch current_match_;
 
   DISALLOW_COPY_AND_ASSIGN(OmniboxController);
 };
 
 #endif  // CHROME_BROWSER_UI_OMNIBOX_OMNIBOX_CONTROLLER_H_