G_DEFINE_TYPE 38 chrome/browser/ui/gtk/gtk_chrome_button.cc G_DEFINE_TYPE(GtkChromeButton, gtk_chrome_button, GTK_TYPE_BUTTON) G_DEFINE_TYPE 22 chrome/browser/ui/gtk/gtk_input_event_box.cc G_DEFINE_TYPE(GtkInputEventBox, gtk_input_event_box, GTK_TYPE_BIN) G_DEFINE_TYPE 33 ui/gfx/gtk_preserve_window.cc G_DEFINE_TYPE(GtkPreserveWindow, gtk_preserve_window, GTK_TYPE_FIXED)