PROP_COLLECTION.patch Blender 3D

diff --git a/source/blender/makesdna/DNA_space_types.h b/source/blender/makesdna/DNA_space_types.h
index b9c50660d0b..70089a2040c 100644
--- a/source/blender/makesdna/DNA_space_types.h
+++ b/source/blender/makesdna/DNA_space_types.h
@@ -212,6 +212,20 @@ typedef enum eSpaceButtons_Flag {
    SB_SHADING_CONTEXT = (1 << 4),
 } eSpaceButtons_Flag;

+/* TreeFilterElement is basically copied and pasted directly from SceneRenderView*/
+typedef struct TreeFilterElement {
+   struct TreeFilterElement *next, *prev;
+
+   /** MAX_NAME. */
+   char name[64];
+   /** MAX_NAME. */
+   char suffix[64];
+
+   int viewflag;
+   char _pad2[4];
+
+} TreeFilterElement;
+
 /** \} */

 /* -------------------------------------------------------------------- */
@@ -251,6 +265,8 @@ typedef struct SpaceOutliner {
    char _pad;
    short filter_id_type;

+   ListBase tree_filter;
+
    /**
     * Pointers to treestore elements, grouped by (id, type, nr)
     * in hashtable for faster searching */
diff --git a/source/blender/makesrna/RNA_access.h b/source/blender/makesrna/RNA_access.h
index 5866302a852..d644d6a9835 100644
--- a/source/blender/makesrna/RNA_access.h
+++ b/source/blender/makesrna/RNA_access.h
@@ -45,6 +45,7 @@ struct bContext;
 extern BlenderRNA BLENDER_RNA;

 /* Keep sorted. */
+extern StructRNA RNA_TreeFilterElement;
 extern StructRNA RNA_Action;
 extern StructRNA RNA_ActionConstraint;
 extern StructRNA RNA_ActionFCurves;
diff --git a/source/blender/makesrna/intern/rna_space.c b/source/blender/makesrna/intern/rna_space.c
index 3dd71527e8e..001686ad8bc 100644
--- a/source/blender/makesrna/intern/rna_space.c
+++ b/source/blender/makesrna/intern/rna_space.c
@@ -2406,6 +2406,11 @@ static void rna_def_space_outliner(BlenderRNA *brna)
    RNA_def_property_enum_items(prop, rna_enum_id_type_items);
    RNA_def_property_ui_text(prop, "Filter ID Type", "Data-block type to show");
    RNA_def_property_translation_context(prop, BLT_I18NCONTEXT_ID_ID);
+
+   prop = RNA_def_property(srna, "tree_filter", PROP_COLLECTION, PROP_NONE);
+   RNA_def_property_struct_type(prop, "TreeFilterElement");
+   RNA_def_property_ui_text(prop, "Tree filter", "");
+
 }

 static void rna_def_space_view3d_shading(BlenderRNA *brna)