Cleanup: Move `object_get_derived_final` from BKE_shrinkwrap to BKE_DerivedMesh

Note this func needs some love, but this will be for later (should never have been in shrinkwrap code!).

source/blender/blenkernel/BKE_DerivedMesh.h

@@ -691,6 +691,9 @@ DerivedMesh *editbmesh_get_derived_cage(struct Scene *scene, struct Object *,
 DerivedMesh *editbmesh_get_derived_cage_and_final(struct Scene *scene, struct Object *, 
                                                   struct BMEditMesh *em, DerivedMesh **r_final,
                                                   CustomDataMask dataMask);
+
+DerivedMesh *object_get_derived_final(struct Object *ob, const bool for_render);
+
 float (*editbmesh_get_vertex_cos(struct BMEditMesh *em, int *r_numVerts))[3];
 bool editbmesh_modifier_is_enabled(struct Scene *scene, struct ModifierData *md, DerivedMesh *dm);
 void makeDerivedMesh(struct Scene *scene, struct Object *ob, struct BMEditMesh *em, 

source/blender/blenkernel/BKE_shrinkwrap.h

@@ -31,15 +31,6 @@
  *  \ingroup bke
  */
 
-/* mesh util */
-
-//TODO: move this somewhere else
-#include "BKE_customdata.h"
-struct DerivedMesh;
-struct Object;
-struct DerivedMesh *object_get_derived_final(struct Object *ob, bool for_render);
-
-
 /* SpaceTransform stuff */
 /*
  * TODO: move this somewhere else

source/blender/blenkernel/intern/DerivedMesh.c

@@ -2500,6 +2500,28 @@ DerivedMesh *editbmesh_get_derived_base(Object *obedit, BMEditMesh *em)
 	return getEditDerivedBMesh(em, obedit, NULL);
 }
 
+/***/
+
+/* get derived mesh from an object, using editbmesh if available. */
+DerivedMesh *object_get_derived_final(Object *ob, const bool for_render)
+{
+	Mesh *me = ob->data;
+	BMEditMesh *em = me->edit_btmesh;
+
+	if (for_render) {
+		/* TODO(sergey): use proper derived render here in the future. */
+		return ob->derivedFinal;
+	}
+
+	if (em) {
+		DerivedMesh *dm = em->derivedFinal;
+		return dm;
+	}
+
+	return ob->derivedFinal;
+}
+
+
 /* UNUSED */
 #if 0
 

source/blender/blenkernel/intern/shrinkwrap.c

@@ -66,26 +66,6 @@
 /* Util macros */
 #define OUT_OF_MEMORY() ((void)printf("Shrinkwrap: Out of memory\n"))
 
-/* get derived mesh */
-/* TODO is anyfunction that does this? returning the derivedFinal without we caring if its in edit mode or not? */
-DerivedMesh *object_get_derived_final(Object *ob, bool for_render)
-{
-	Mesh *me = ob->data;
-	BMEditMesh *em = me->edit_btmesh;
-
-	if (for_render) {
-		/* TODO(sergey): use proper derived render here in the future. */
-		return ob->derivedFinal;
-	}
-
-	if (em) {
-		DerivedMesh *dm = em->derivedFinal;
-		return dm;
-	}
-
-	return ob->derivedFinal;
-}
-
 /* Space transform */
 void space_transform_from_matrixs(SpaceTransform *data, float local[4][4], float target[4][4])
 {