GTK: Add Recently Closed tabs to the History menu in the global menu bar.

chrome/browser/ui/gtk/gtk_util.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_GTK_UTIL_H_
 #define CHROME_BROWSER_UI_GTK_GTK_UTIL_H_
 #pragma once
 
 #include <gtk/gtk.h>
 #include <string>
@@ skipping 220 matching lines @@
 // Get the current location of the mouse cursor relative to the screen.
 gfx::Point ScreenPoint(GtkWidget* widget);
 
 // Get the current location of the mouse cursor relative to the widget.
 gfx::Point ClientPoint(GtkWidget* widget);
 
 // Reverses a point in RTL mode. Used in making vectors of GdkPoints for window
 // shapes.
 GdkPoint MakeBidiGdkPoint(gint x, gint y, gint width, bool ltr);
 
+// Creates a tooltip string to be passed to gtk_widget_set_tooltip_markup from
+// the title and URL.
+std::string BuildTooltipTitleFor(string16 title, GURL url);
+
 // Draws a GTK text entry with the style parameters of GtkEntry
 // |offscreen_entry| onto |widget_to_draw_on| in the rectangle |rec|. Drawing
 // is only done in the clip rectangle |dirty_rec|.
 void DrawTextEntryBackground(GtkWidget* offscreen_entry,
                              GtkWidget* widget_to_draw_on,
                              GdkRectangle* dirty_rec,
                              GdkRectangle* rec);
 
 // Draws the background of the toolbar area subject to the expose rectangle
 // |event| and starting image tiling from |tabstrip_origin|.
@@ skipping 116 matching lines @@
 void ApplyMessageDialogQuirks(GtkWidget* dialog);
 
 // Performs Cut/Copy/Paste operation on the |window|.
 void DoCut(BrowserWindow* window);
 void DoCopy(BrowserWindow* window);
 void DoPaste(BrowserWindow* window);
 
 }  // namespace gtk_util
 
 #endif  // CHROME_BROWSER_UI_GTK_GTK_UTIL_H_