[Bf-blender-cvs] [0d4ec8a7a94] blender2.8: Fix T58905: Knife project redo fails

[Campbell Barton]

Commit: 0d4ec8a7a942e71bd97507d0833e457c6c0de16b
Author: Campbell Barton
Date:   Fri Dec 7 13:33:58 2018 +1100
Branches: blender2.8
https://developer.blender.org/rB0d4ec8a7a942e71bd97507d0833e457c6c0de16b

Fix T58905: Knife project redo fails

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M	source/blender/editors/mesh/editmesh_knife_project.c

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diff --git a/source/blender/editors/mesh/editmesh_knife_project.c b/source/blender/editors/mesh/editmesh_knife_project.c
index 1804eca4e5c..a3396f75eaf 100644
--- a/source/blender/editors/mesh/editmesh_knife_project.c
+++ b/source/blender/editors/mesh/editmesh_knife_project.c
@@ -178,7 +178,7 @@ void MESH_OT_knife_project(wmOperatorType *ot)
 	ot->poll = ED_operator_editmesh_region_view3d;
 
 	/* flags */
-	ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO | OPTYPE_BLOCKING;
+	ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO | OPTYPE_BLOCKING | OPTYPE_USE_EVAL_DATA;
 
 	/* parameters */
 	RNA_def_boolean(ot->srna, "cut_through", false, "Cut through", "Cut through all faces, not just visible ones");