InstantExtended(gtk): Hide top match if told to so.

chrome/browser/ui/gtk/omnibox/omnibox_popup_view_gtk.h

 // Copyright (c) 2012 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_OMNIBOX_OMNIBOX_POPUP_VIEW_GTK_H_
 #define CHROME_BROWSER_UI_GTK_OMNIBOX_OMNIBOX_POPUP_VIEW_GTK_H_
 
 #include <gtk/gtk.h>
 
 #include <map>
@@ skipping 74 matching lines @@
   gfx::Image IconForMatch(const AutocompleteMatch& match,
                           bool selected,
                           bool is_selected_keyword);
 
   // Returns the |index|th element of match, unless we're selected and showing
   // the associated keyword match.
   void GetVisibleMatchForInput(size_t index,
                                const AutocompleteMatch** match,
                                bool* is_selected_keyword);
 
+  // Returns the number of hidden matches at the top of the popup. This is
+  // non-zero when a verbatim match like search-what-you-typed is present but
+  // should not be shown.
+  size_t GetHiddenMatchCount();
+
   CHROMEGTK_CALLBACK_1(OmniboxPopupViewGtk, gboolean, HandleMotion,
                        GdkEventMotion*);
 
   CHROMEGTK_CALLBACK_1(OmniboxPopupViewGtk, gboolean, HandleButtonPress,
                        GdkEventButton*);
 
   CHROMEGTK_CALLBACK_1(OmniboxPopupViewGtk, gboolean, HandleButtonRelease,
                        GdkEventButton*);
 
   CHROMEGTK_CALLBACK_1(OmniboxPopupViewGtk, gboolean, HandleExpose,
@@ skipping 38 matching lines @@
   // erroneously ignore the next drag.
   bool ignore_mouse_drag_;
 
   // Whether our popup is currently open / shown, or closed / hidden.
   bool opened_;
 
   DISALLOW_COPY_AND_ASSIGN(OmniboxPopupViewGtk);
 };
 
 #endif  // CHROME_BROWSER_UI_GTK_OMNIBOX_OMNIBOX_POPUP_VIEW_GTK_H_