Hitting Tab should always move cursor to end of omnibox text.

chrome/browser/ui/gtk/location_bar_view_gtk.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_UI_GTK_LOCATION_BAR_VIEW_GTK_H_
 #define CHROME_BROWSER_UI_GTK_LOCATION_BAR_VIEW_GTK_H_
 #pragma once
 
 #include <gtk/gtk.h>
 
@@ skipping 77 matching lines @@
   void ShowStarBubble(const GURL& url, bool newly_boomkarked);
 
   // Set the starred state of the bookmark star.
   void SetStarred(bool starred);
 
   // Implement the AutocompleteEditController interface.
   virtual void OnAutocompleteWillClosePopup();
   virtual void OnAutocompleteLosingFocus(gfx::NativeView view_gaining_focus);
   virtual void OnAutocompleteWillAccept();
   // For this implementation, the parameter is ignored.
-  virtual bool OnCommitSuggestedText(const string16& typed_text);
+  virtual bool OnCommitSuggestedText(bool skip_inline_autocomplete);
   virtual bool AcceptCurrentInstantPreview();
   virtual void OnPopupBoundsChanged(const gfx::Rect& bounds);
   virtual void OnAutocompleteAccept(const GURL& url,
       WindowOpenDisposition disposition,
       PageTransition::Type transition,
       const GURL& alternate_nav_url);
   virtual void OnChanged();
   virtual void OnSelectionBoundsChanged();
   virtual void OnKillFocus();
   virtual void OnSetFocus();
@@ skipping 316 matching lines @@
   // The last search keyword that was shown via the |tab_to_search_box_|.
   string16 last_keyword_;
 
   // True if we should update the instant controller when the edit text changes.
   bool update_instant_;
 
   DISALLOW_COPY_AND_ASSIGN(LocationBarViewGtk);
 };
 
 #endif  // CHROME_BROWSER_UI_GTK_LOCATION_BAR_VIEW_GTK_H_