image: Drop IMAGE_ENABLE_IGNORE

We can use the new host_build() function for this, so drop it.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
diff --git a/common/image-fit.c b/common/image-fit.c
index 17c6d4e..f44f552 100644
--- a/common/image-fit.c
+++ b/common/image-fit.c
@@ -1277,7 +1277,7 @@
 	}
 	printf("%s", algo);
 
-	if (IMAGE_ENABLE_IGNORE) {
+	if (!tools_build()) {
 		fit_image_hash_get_ignore(fit, noffset, &ignore);
 		if (ignore) {
 			printf("-skipped ");
diff --git a/include/image.h b/include/image.h
index e190f59..a236180 100644
--- a/include/image.h
+++ b/include/image.h
@@ -27,7 +27,6 @@
 #include <sys/types.h>
 #include <linux/kconfig.h>
 
-#define IMAGE_ENABLE_IGNORE	0
 #define IMAGE_INDENT_STRING	""
 
 #else
@@ -37,8 +36,6 @@
 #include <command.h>
 #include <linker_lists.h>
 
-/* Take notice of the 'ignore' property for hashes */
-#define IMAGE_ENABLE_IGNORE	1
 #define IMAGE_INDENT_STRING	"   "
 
 #endif /* USE_HOSTCC */