Only compile Matrix on non-mono targets, rather than all bitmap targets.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@15831 a1c6a512-1295-4272-9138-f99709370657

apps/plugins/SOURCES

@@ -44,7 +44,6 @@ disktidy.c
 flipit.c
 
 #ifdef HAVE_LCD_BITMAP             /* Not for the Player */
-matrix.c
 maze.c
 mazezam.c
 text_editor.c
@@ -133,6 +132,10 @@ alpine_cdc.c
 splitedit.c
 #endif /* CONFIG_CODEC */
 
+#if LCD_DEPTH > 1                  /* non-mono bitmap targets */
+matrix.c
+#endif
+
 /* Platform-specific plugins */
 #if defined(IRIVER_H100_SERIES) || defined(IRIVER_H300_SERIES)
 iriverify.c