Add view class names to some classes used in the Wrench menu.

views/controls/menu/submenu_view.cc

Index: views/controls/menu/submenu_view.cc
===================================================================
--- views/controls/menu/submenu_view.cc	(revision 54553)
+++ views/controls/menu/submenu_view.cc	(working copy)
@@ -22,6 +22,9 @@
 // static
 const int SubmenuView::kSubmenuBorderSize = 3;
 
+// static
+const char SubmenuView::kViewClassName[] = "views/SubmenuView";
+
 SubmenuView::SubmenuView(MenuItemView* parent)
     : parent_menu_item_(parent),
       host_(NULL),
@@ -298,6 +301,10 @@
   GetMenuItem()->GetMenuController()->Cancel(MenuController::EXIT_DESTROYED);
 }
 
+std::string SubmenuView::GetClassName() const {
+  return kViewClassName;
+}
+
 void SubmenuView::PaintDropIndicator(gfx::Canvas* canvas,
                                      MenuItemView* item,
                                      MenuDelegate::DropPosition position) {