repaired the h300 x11 sim build


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@7922 a1c6a512-1295-4272-9138-f99709370657
diff --git a/uisimulator/x11/lcd-x11.c b/uisimulator/x11/lcd-x11.c
index 41bf0d1..0a3b40e 100644
--- a/uisimulator/x11/lcd-x11.c
+++ b/uisimulator/x11/lcd-x11.c
@@ -53,11 +53,9 @@
 
 #ifdef HAVE_LCD_BITMAP
 #if LCD_DEPTH==16
-extern unsigned char lcd_framebuffer[LCD_HEIGHT][LCD_WIDTH*2];
-unsigned char lcd_framebuffer_copy[LCD_HEIGHT][LCD_WIDTH*2];
+fb_data lcd_framebuffer_copy[LCD_HEIGHT][LCD_WIDTH*2];
 #else
-extern unsigned char lcd_framebuffer[LCD_HEIGHT/YBLOCK][LCD_WIDTH];
-unsigned char lcd_framebuffer_copy[LCD_HEIGHT/YBLOCK][LCD_WIDTH];
+fb_data lcd_framebuffer_copy[LCD_HEIGHT/YBLOCK][LCD_WIDTH];
 #endif
 
 void lcd_update (void)