Enabled pressing TAB to cycle through the Omnibox results.

chrome/browser/autocomplete/autocomplete_edit.h

 // Copyright (c) 2011 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_AUTOCOMPLETE_AUTOCOMPLETE_EDIT_H_
 #define CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_EDIT_H_
 #pragma once
 
 #include "base/memory/scoped_ptr.h"
 #include "base/string16.h"
@@ skipping 105 matching lines @@
   }
 
   // TODO: The edit and popup should be siblings owned by the LocationBarView,
   // making this accessor unnecessary.
   AutocompletePopupModel* popup_model() const { return popup_; }
 
   AutocompleteEditController* controller() const { return controller_; }
 
   Profile* profile() const { return profile_; }
 
+  OmniboxView* view() const { return view_; }
+
   // Returns the current state.  This assumes we are switching tabs, and changes
   // the internal state appropriately.
   const State GetStateForTabSwitch();
 
   // Restores local state from the saved |state|.
   void RestoreState(const State& state);
 
   // Returns the match for the current text. If the user has not edited the text
   // this is the match corresponding to the permanent text.
   AutocompleteMatch CurrentMatch();
@@ skipping 236 matching lines @@
   // AutocompleteController but resides here for now.  This method is used by
   // AutomationProvider::AutocompleteEditIsQueryInProgress.
   bool query_in_progress() const;
 
   // Called whenever user_text_ should change.
   void InternalSetUserText(const string16& text);
 
   // Returns true if a keyword is selected.
   bool KeywordIsSelected() const;
 
+  // Turns off keyword mode for the current match.
+  void ClearPopupKeywordMode() const;
+
   // Conversion between user text and display text. User text is the text the
   // user has input. Display text is the text being shown in the edit. The
   // two are different if a keyword is selected.
   string16 DisplayTextFromUserText(const string16& text) const;
   string16 UserTextFromDisplayText(const string16& text) const;
 
   // Copies the selected match into |match|.  If an update is in progress,
   // "selected" means "default in the latest matches".  If there are no matches,
   // does not update |match|.
   //
@@ skipping 163 matching lines @@
   // Last value of InstantCompleteBehavior supplied to |SetSuggestedText|.
   InstantCompleteBehavior instant_complete_behavior_;
 
   // Used to determine what network actions to take in different circumstances.
   NetworkActionPredictor network_action_predictor_;
 
   DISALLOW_COPY_AND_ASSIGN(AutocompleteEditModel);
 };
 
 #endif  // CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_EDIT_H_