gtk: Fold bookmark_drag.* into bookmark_drag_drop_gtk.cc

chrome/browser/ui/gtk/download/download_item_drag.h

Index: chrome/browser/ui/gtk/download/download_item_drag.h
diff --git a/chrome/browser/ui/gtk/download/download_item_drag.h b/chrome/browser/ui/gtk/download/download_item_drag.h
index 9e626c70e418e7f244a7d96068fd99d08f136354..703088c123c296a765a797b8174f8525010ba8bf 100644
--- a/chrome/browser/ui/gtk/download/download_item_drag.h
+++ b/chrome/browser/ui/gtk/download/download_item_drag.h
@@ -17,6 +17,8 @@ class DownloadItem;
 // Encapsulates functionality for drags of download items.
 class DownloadItemDrag : public CustomDrag {
  public:
+  DownloadItemDrag(const content::DownloadItem* item, gfx::Image* icon);
+
   // Sets |widget| as a source for drags pertaining to |item|. No
   // DownloadItemDrag object is created.
   // It is safe to call this multiple times with different values of |icon|.
@@ -24,14 +26,9 @@ class DownloadItemDrag : public CustomDrag {
                         const content::DownloadItem* item,
                         gfx::Image* icon);
 
-  // Creates a new DownloadItemDrag, the lifetime of which is tied to the
-  // system drag.
-  static void BeginDrag(const content::DownloadItem* item, gfx::Image* icon);
-
  private:
   class DragData;
 
-  DownloadItemDrag(const content::DownloadItem* item, gfx::Image* icon);
   virtual ~DownloadItemDrag();
 
   virtual void OnDragDataGet(GtkWidget* widget,