patch 8.0.0921: terminal window cursor shape not supported in the GUI

Problem:    Terminal window cursor shape not supported in the GUI.
Solution:   Use the terminal window cursor shape in the GUI.
diff --git a/src/proto/syntax.pro b/src/proto/syntax.pro
index a7f6f54..7247c51 100644
--- a/src/proto/syntax.pro
+++ b/src/proto/syntax.pro
@@ -32,6 +32,7 @@
 void hl_set_font_name(char_u *font_name);
 void hl_set_bg_color_name(char_u *name);
 void hl_set_fg_color_name(char_u *name);
+guicolor_T color_name2handle(char_u *name);
 int get_cterm_attr_idx(int attr, int fg, int bg);
 int get_tgc_attr_idx(int attr, guicolor_T fg, guicolor_T bg);
 int get_gui_attr_idx(int attr, guicolor_T fg, guicolor_T bg);
diff --git a/src/proto/terminal.pro b/src/proto/terminal.pro
index a004d35..8f2bcd5 100644
--- a/src/proto/terminal.pro
+++ b/src/proto/terminal.pro
@@ -6,6 +6,8 @@
 int term_in_normal_mode(void);
 void term_enter_job_mode(void);
 int send_keys_to_term(term_T *term, int c, int typed);
+int use_terminal_cursor(void);
+cursorentry_T *term_get_cursor_shape(guicolor_T *fg, guicolor_T *bg);
 int term_use_loop(void);
 int terminal_loop(void);
 void term_job_ended(job_T *job);