Do not require the precense of INTROSPECTION_GIRS

It's useful to be able to include the makefile without
having introspection enabled.

diff --git a/Makefile.introspection b/Makefile.introspection
index 582bf84..980d982 100644 (file)
--- a/Makefile.introspection
+++ b/Makefile.introspection
@@ -37,7 +37,6 @@
 
 # Make sure the required variables are set, these should under normal
 # circumstances come from introspection.m4
-$(if $(INTROSPECTION_GIRS),,$(error Need to define INTROSPECTION_GIRS))
 $(if $(INTROSPECTION_SCANNER),,$(error Need to define INTROSPECTION_SCANNER))
 $(if $(INTROSPECTION_COMPILER),,$(error Need to define INTROSPECTION_COMPILER))