Kill XY_COLOR_BLT_CMD

Since we now always want a length for this command, and we've created a
non-length variant, remove the #define to prevent further foot shooting.

Signed-off-by: Ben Widawsky <ben@bwidawsk.net>
diff --git a/lib/i830_reg.h b/lib/i830_reg.h
index 394e74e..a57691c 100644
--- a/lib/i830_reg.h
+++ b/lib/i830_reg.h
@@ -73,7 +73,6 @@
 #define COLOR_BLT_WRITE_ALPHA	(1<<21)
 #define COLOR_BLT_WRITE_RGB	(1<<20)
 
-#define XY_COLOR_BLT_CMD		((2<<29)|(0x50<<22)|(0x4))
 #define XY_COLOR_BLT_WRITE_ALPHA	(1<<21)
 #define XY_COLOR_BLT_WRITE_RGB		(1<<20)
 #define XY_COLOR_BLT_TILED		(1<<11)
diff --git a/lib/intel_reg.h b/lib/intel_reg.h
index f7147e0..1c16e92 100644
--- a/lib/intel_reg.h
+++ b/lib/intel_reg.h
@@ -2710,7 +2710,6 @@
 #define COLOR_BLT_WRITE_RGB	(1<<20)
 
 #define XY_COLOR_BLT_CMD_NOLEN		((2<<29)|(0x50<<22))
-#define XY_COLOR_BLT_CMD		(XY_COLOR_BLT_CMD_NOLEN|(0x4))
 #define XY_COLOR_BLT_WRITE_ALPHA	(1<<21)
 #define XY_COLOR_BLT_WRITE_RGB		(1<<20)
 #define XY_COLOR_BLT_TILED		(1<<11)