source/blender/blenloader/intern/versioning_300.cc

@@ -4014,24 +4014,5 @@ void blo_do_versions_300(FileData *fd, Library * /*lib*/, Main *bmain)
    */
   {
     /* Keep this block, even when empty. */
-    LISTBASE_FOREACH (bScreen *, screen, &bmain->screens) {
-      LISTBASE_FOREACH (ScrArea *, area, &screen->areabase) {
-        LISTBASE_FOREACH (SpaceLink *, sl, &area->spacedata) {
-          if (sl->spacetype == SPACE_VIEW3D) {
-            ListBase *regionbase = (sl == area->spacedata.first) ? &area->regionbase :
-                                                                   &sl->regionbase;
-            ARegion *new_asset_shelf = do_versions_add_region_if_not_found(
-                regionbase,
-                RGN_TYPE_ASSET_SHELF,
-                "asset shelf for view3d (versioning)",
-                RGN_TYPE_UI);
-            if (new_asset_shelf != nullptr) {
-              new_asset_shelf->alignment = RGN_ALIGN_BOTTOM;
-              new_asset_shelf->flag |= RGN_FLAG_HIDDEN;
-            }
-          }
-        }
-      }
-    }
   }
 }

source/blender/editors/screen/area.cc

@@ -1247,8 +1247,7 @@ bool ED_region_is_overlap(int spacetype, int regiontype)
                RGN_TYPE_UI,
                RGN_TYPE_TOOL_PROPS,
                RGN_TYPE_FOOTER,
-               RGN_TYPE_TOOL_HEADER,
-               RGN_TYPE_ASSET_SHELF)) {
+               RGN_TYPE_TOOL_HEADER)) {
         return true;
       }
     }

source/blender/editors/screen/screen_edit.c

@@ -1483,8 +1483,7 @@ static bScreen *screen_state_to_nonnormal(bContext *C,
                RGN_TYPE_FOOTER,
                RGN_TYPE_TOOLS,
                RGN_TYPE_NAV_BAR,
-               RGN_TYPE_EXECUTE,
-               RGN_TYPE_ASSET_SHELF)) {
+               RGN_TYPE_EXECUTE)) {
         region->flag |= RGN_FLAG_HIDDEN;
       }
     }

source/blender/editors/space_file/filelist.cc

@@ -864,7 +864,6 @@ static bool is_filtered_lib_type(FileListInternEntry *file,
   if (file->typeflag & FILE_TYPE_BLENDERLIB) {
     return is_filtered_id_file_type(file, file->blentype, file->name, filter);
   }
-
   return is_filtered_file_type(file, filter);
 }
 

source/blender/editors/space_view3d/space_view3d.cc

@@ -290,14 +290,6 @@ static SpaceLink *view3d_create(const ScrArea * /*area*/, const Scene *scene)
   region->alignment = RGN_ALIGN_RIGHT;
   region->flag = RGN_FLAG_HIDDEN;
 
-  /* asset shelf */
-  region = MEM_cnew<ARegion>("asset shelf for view3d");
-
-  BLI_addtail(&v3d->regionbase, region);
-  region->regiontype = RGN_TYPE_ASSET_SHELF;
-  region->alignment = RGN_ALIGN_BOTTOM;
-  region->flag = RGN_FLAG_HIDDEN;
-
   /* main region */
   region = MEM_cnew<ARegion>("main region for view3d");
 
@@ -2202,15 +2194,6 @@ void ED_spacetype_view3d()
   art->draw = view3d_header_region_draw;
   BLI_addhead(&st->regiontypes, art);
 
-  /* regions: asset shelf */
-  art = MEM_cnew<ARegionType>("spacetype view3d asset shelf region");
-  art->regionid = RGN_TYPE_ASSET_SHELF;
-  art->prefsizey = HEADERY * 4;
-  art->keymapflag = ED_KEYMAP_UI | ED_KEYMAP_VIEW2D | ED_KEYMAP_FRAMES | ED_KEYMAP_HEADER;
-  art->init = view3d_header_region_init;
-  art->draw = view3d_header_region_draw;
-  BLI_addhead(&st->regiontypes, art);
-
   /* regions: hud */
   art = ED_area_type_hud(st->spaceid);
   BLI_addhead(&st->regiontypes, art);

source/blender/makesdna/DNA_screen_types.h

@@ -657,9 +657,8 @@ typedef enum eRegion_Type {
   /* Region type used exclusively by internal code and add-ons to register draw callbacks to the XR
    * context (surface, mirror view). Does not represent any real region. */
   RGN_TYPE_XR = 13,
-  RGN_TYPE_ASSET_SHELF = 14,
 
-#define RGN_TYPE_NUM (RGN_TYPE_ASSET_SHELF + 1)
+#define RGN_TYPE_NUM (RGN_TYPE_XR + 1)
 } eRegion_Type;
 
 /* use for function args */

source/blender/makesrna/intern/rna_screen.c

@@ -26,7 +26,6 @@ const EnumPropertyItem rna_enum_region_type_items[] = {
     {RGN_TYPE_UI, "UI", 0, "UI", ""},
     {RGN_TYPE_TOOLS, "TOOLS", 0, "Tools", ""},
     {RGN_TYPE_TOOL_PROPS, "TOOL_PROPS", 0, "Tool Properties", ""},
-    {RGN_TYPE_ASSET_SHELF, "ASSET_SHELF", 0, "Asset Shelf", ""},
     {RGN_TYPE_PREVIEW, "PREVIEW", 0, "Preview", ""},
     {RGN_TYPE_HUD, "HUD", 0, "Floating Region", ""},
     {RGN_TYPE_NAV_BAR, "NAVIGATION_BAR", 0, "Navigation Bar", ""},