Fix sequencer crash when pasteing strips after creating new file

Issue happened for scene. movie clip and mask strips, which contains
pointers to datablocks which are freeing on loading new file.

Also, scene strip would crash when pasted from clipboard after scene
was unlinked from file.

1 files changed, 3 insertions, 0 deletions

diff --git a/source/blender/blenkernel/BKE_sequencer.h b/source/blender/blenkernel/BKE_sequencer.h
index eef134a6872..c0ff634671d 100644
--- a/source/blender/blenkernel/BKE_sequencer.h
+++ b/source/blender/blenkernel/BKE_sequencer.h
@@ -36,6 +36,7 @@ struct Editing;
 struct ImBuf;
 struct Main;
 struct Mask;
+struct MovieClip;
 struct Scene;
 struct Sequence;
 struct SequenceModifierData;
@@ -322,6 +323,8 @@ void BKE_sequence_base_dupli_recursive(struct Scene *scene, struct Scene *scene_
 int  BKE_sequence_is_valid_check(struct Sequence *seq);
 
 void BKE_sequencer_clear_scene_in_allseqs(struct Main *bmain, struct Scene *sce);
+void BKE_sequencer_clear_movieclip_in_clipboard(struct MovieClip *clip);
+void BKE_sequencer_clear_mask_in_clipboard(struct Mask *mask);
 
 struct Sequence *BKE_sequence_get_by_name(struct ListBase *seqbase, const char *name, int recursive);