Exposing MonoClass.has_cctor via a new unity-utils function. Need

this to check if a class has a static constructor, so we can call it
before a static method gets invoked.

Author: Brian Raderman

mono/metadata/unity-utils.c

@@ -354,6 +354,11 @@ mono_class_is_blittable(MonoClass *klass)
 	return klass->blittable;
 }
 
+gboolean mono_unity_class_has_cctor(MonoClass *klass)
+{
+    return klass->has_cctor ? TRUE : FALSE;
+}
+
 //method
 
 MonoMethod* mono_unity_method_get_generic_definition(MonoMethod* method)

mono/metadata/unity-utils.h

@@ -74,6 +74,7 @@ MonoBoolean mono_unity_class_is_class_type(MonoClass* klass);
 MONO_API gboolean mono_class_is_generic(MonoClass *klass);
 MONO_API gboolean mono_class_is_blittable(MonoClass *klass);
 MONO_API gboolean mono_class_is_inflated(MonoClass *klass);
+gboolean mono_unity_class_has_cctor(MonoClass *klass);
 
 //method 
 MonoMethod* mono_unity_method_get_generic_definition(MonoMethod* method);