GTK: when doing a drag from a web page, pass a recent mouse down to gtk_drag_...

chrome/browser/tab_contents/tab_contents_view_gtk.h

 // Copyright (c) 2009 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_TAB_CONTENTS_TAB_CONTENTS_VIEW_GTK_H_
 #define CHROME_BROWSER_TAB_CONTENTS_TAB_CONTENTS_VIEW_GTK_H_
 
 #include <gtk/gtk.h>
 
 #include <vector>
@@ skipping 98 matching lines @@
   OwnedWidgetGtk floating_;
 
   // This container holds the tab's web page views. It is a GtkFixed so that we
   // can control the size of the web pages.
   GtkWidget* fixed_;
 
   // The context menu is reset every time we show it, but we keep a pointer to
   // between uses so that it won't go out of scope before we're done with it.
   scoped_ptr<RenderViewContextMenuGtk> context_menu_;
 
-  // The event time for the last mouse down we handled. We need this to properly
-  // show context menus.
-  guint32 last_mouse_down_time_;
+  // The event time for the last mouse down we handled. We need this for context

[Elliot Glaysher, 2009/07/02 20:04:46]

s/time//;

+  // menus and drags.
+  GdkEventButton last_mouse_down_;
 
   // Used to get notifications about renderers coming and going.
   NotificationRegistrar registrar_;
 
   scoped_ptr<SadTabGtk> sad_tab_;
 
   FocusStoreGtk focus_store_;
 
   // Our UI for controlling popups (or NULL if no popup windows have been
   // opened). |popup_view_| is owned by the TabContents, not the view.
   BlockedPopupContainerViewGtk* popup_view_;
 
   // Each individual UI for constrained dialogs currently displayed. The
   // objects in this vector are owned by the TabContents, not the view.
   std::vector<ConstrainedWindowGtk*> constrained_windows_;
 
   // The drop data for the current drag (for drags that originate in the render
   // view).
   scoped_ptr<WebDropData> drop_data_;
   // The mime type for the file contents of the current drag (if any).
   GdkAtom drag_file_mime_type_;
 
   DISALLOW_COPY_AND_ASSIGN(TabContentsViewGtk);
 };
 
 #endif  // CHROME_BROWSER_TAB_CONTENTS_TAB_CONTENTS_VIEW_GTK_H_