updated for version 7.0116
diff --git a/src/proto/gui_photon.pro b/src/proto/gui_photon.pro
index f6bb50e..098cdc7 100644
--- a/src/proto/gui_photon.pro
+++ b/src/proto/gui_photon.pro
@@ -59,7 +59,7 @@
 void gui_mch_toggle_tearoffs __ARGS((int enable));
 void gui_mch_show_toolbar __ARGS((int showit));
 int gui_mch_init_font __ARGS((char_u *vim_font_name, int fontset));
-int gui_mch_adjust_charsize __ARGS((void));
+int gui_mch_adjust_charheight __ARGS((void));
 GuiFont gui_mch_get_font __ARGS((char_u *vim_font_name, int report_error));
 char_u *gui_mch_get_fontname __ARGS((GuiFont font, char_u *name));
 void gui_mch_set_font __ARGS((GuiFont font));