Cleanup: rename BKE_mesh_free -> BKE_mesh_free_data

It wasn't obvious this didn't free the memory of the mesh it's self
leading to memory leaks.

source/blender/blenkernel/BKE_mesh.h

@@ -95,7 +95,7 @@ void BKE_mesh_looptri_get_real_edges(const struct Mesh *mesh,
                                      const struct MLoopTri *looptri,
                                      int r_edges[3]);
 
-void BKE_mesh_free(struct Mesh *me);
+void BKE_mesh_free_data(struct Mesh *me);
 void BKE_mesh_clear_geometry(struct Mesh *me);
 struct Mesh *BKE_mesh_add(struct Main *bmain, const char *name);
 void BKE_mesh_copy_settings(struct Mesh *me_dst, const struct Mesh *me_src);

source/blender/blenkernel/intern/mesh.c

@@ -793,7 +793,7 @@ bool BKE_mesh_has_custom_loop_normals(Mesh *me)
 }
 
 /** Free (or release) any data used by this mesh (does not free the mesh itself). */
-void BKE_mesh_free(Mesh *me)
+void BKE_mesh_free_data(Mesh *me)
 {
   mesh_free_data(&me->id);
 }
@@ -987,7 +987,7 @@ void BKE_mesh_eval_delete(struct Mesh *mesh_eval)
 {
   /* Evaluated mesh may point to edit mesh, but never owns it. */
   mesh_eval->edit_mesh = NULL;
-  BKE_mesh_free(mesh_eval);
+  BKE_mesh_free_data(mesh_eval);
   BKE_libblock_free_data(&mesh_eval->id, false);
   MEM_freeN(mesh_eval);
 }

source/blender/editors/mesh/editmesh_knife_project.c

@@ -113,7 +113,7 @@ static LinkNode *knifeproject_poly_from_object(const bContext *C,
     BKE_nurbList_free(&nurbslist);
 
     if (me_eval_needs_free) {
-      BKE_mesh_free(me_eval);
+      BKE_mesh_free_data((struct Mesh *)me_eval);
     }
   }
 

source/blender/editors/mesh/editmesh_undo.c

@@ -695,7 +695,7 @@ static void undomesh_free_data(UndoMesh *um)
     MEM_freeN(me->key);
   }
 
-  BKE_mesh_free(me);
+  BKE_mesh_free_data(me);
 }
 
 static Object *editmesh_object_from_context(bContext *C)

source/blender/gpencil_modifiers/intern/lineart/lineart_cpu.c

@@ -1496,7 +1496,7 @@ static void lineart_geometry_object_load(Depsgraph *dg,
 #define LRT_MESH_FINISH \
   BM_mesh_free(bm); \
   if (ob->type != OB_MESH) { \
-    BKE_mesh_free(use_mesh); \
+    BKE_mesh_free_data(use_mesh); \
     MEM_freeN(use_mesh); \
   }