ui/cocoa.m: Fix recent compile breakage

Fix failures to compile introduced by recent console commits
1dbfa00, 81c0d5a) which removed is_graphic_console() and
vga_hw_update() without updating the cocoa UI backend to match.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>

ui/cocoa.m

@@ -495,7 +495,7 @@ - (void) handleEvent:(NSEvent *)event
                 if (keycode == 58 || keycode == 69) { // emulate caps lock and num lock keydown and keyup
                     kbd_put_keycode(keycode);
                     kbd_put_keycode(keycode | 0x80);
-                } else if (is_graphic_console()) {
+                } else if (qemu_console_is_graphic(NULL)) {
                     if (keycode & 0x80)
                         kbd_put_keycode(0xe0);
                     if (modifiers_state[keycode] == 0) { // keydown
@@ -535,7 +535,7 @@ - (void) handleEvent:(NSEvent *)event
                 }
 
             // handle keys for graphic console
-            } else if (is_graphic_console()) {
+            } else if (qemu_console_is_graphic(NULL)) {
                 if (keycode & 0x80) //check bit for e0 in front
                     kbd_put_keycode(0xe0);
                 kbd_put_keycode(keycode & 0x7f); //remove e0 bit in front
@@ -578,7 +578,7 @@ - (void) handleEvent:(NSEvent *)event
             break;
         case NSKeyUp:
             keycode = cocoa_keycode_to_qemu([event keyCode]);
-            if (is_graphic_console()) {
+            if (qemu_console_is_graphic(NULL)) {
                 if (keycode & 0x80)
                     kbd_put_keycode(0xe0);
                 kbd_put_keycode(keycode | 0x80); //add 128 to signal release of key
@@ -1006,7 +1006,7 @@ static void cocoa_refresh(DisplayChangeListener *dcl)
             [cocoaView handleEvent:event];
         }
     } while(event != nil);
-    vga_hw_update();
+    graphic_hw_update(NULL);
 }
 
 static void cocoa_cleanup(void)