Cleanup: return PROP_EDITABLE rna flag

Harmless, since the flag happens to be 1.

source/blender/makesrna/intern/rna_ID.c

@@ -126,7 +126,7 @@ static int rna_ID_name_editable(PointerRNA *ptr)
 			return false;
 	}
 	
-	return true;
+	return PROP_EDITABLE;
 }
 
 short RNA_type_to_ID_code(StructRNA *type)

source/blender/makesrna/intern/rna_animation.c

@@ -97,7 +97,7 @@ static int rna_AnimData_action_editable(PointerRNA *ptr)
 	if ((adt->flag & ADT_NLA_EDIT_ON) || (adt->actstrip) || (adt->tmpact))
 		return 0;
 	else
-		return 1;
+		return PROP_EDITABLE;
 }
 
 static void rna_AnimData_action_set(PointerRNA *ptr, PointerRNA value)
@@ -381,7 +381,7 @@ static int rna_KeyingSet_active_ksPath_editable(PointerRNA *ptr)
 	KeyingSet *ks = (KeyingSet *)ptr->data;
 	
 	/* only editable if there are some paths to change to */
-	return (BLI_listbase_is_empty(&ks->paths) == false);
+	return (BLI_listbase_is_empty(&ks->paths) == false) ? PROP_EDITABLE : 0;
 }
 
 static PointerRNA rna_KeyingSet_active_ksPath_get(PointerRNA *ptr)

source/blender/makesrna/intern/rna_gpencil.c

@@ -73,7 +73,7 @@ static int rna_GPencilLayer_active_frame_editable(PointerRNA *ptr)
 	if (gpl->flag & GP_LAYER_LOCKED)
 		return 0;
 	else
-		return 1;
+		return PROP_EDITABLE;
 }
 
 static void rna_GPencilLayer_line_width_range(PointerRNA *ptr, int *min, int *max,

source/blender/makesrna/intern/rna_lattice.c

@@ -175,7 +175,7 @@ static int rna_Lattice_size_editable(PointerRNA *ptr)
 {
 	Lattice *lt = (Lattice *)ptr->data;
 
-	return lt->key == NULL;
+	return (lt->key == NULL) ? PROP_EDITABLE : 0;
 }
 
 static void rna_Lattice_points_u_set(PointerRNA *ptr, int value)

source/blender/makesrna/intern/rna_material.c

@@ -237,7 +237,7 @@ static int rna_Material_active_texture_editable(PointerRNA *ptr)
 {
 	Material *ma = (Material *)ptr->id.data;
 
-	return has_current_material_texture(ma);
+	return has_current_material_texture(ma) ? PROP_EDITABLE : 0;
 }
 
 static PointerRNA rna_Material_active_node_material_get(PointerRNA *ptr)

source/blender/makesrna/intern/rna_nla.c

@@ -290,7 +290,7 @@ static int rna_NlaStrip_action_editable(PointerRNA *ptr)
 		return 0;
 		
 	/* should be ok, though we may still miss some cases */
-	return 1;
+	return PROP_EDITABLE;
 }
 
 static void rna_NlaStrip_action_start_frame_set(PointerRNA *ptr, float value)

source/blender/makesrna/intern/rna_space.c

@@ -1617,7 +1617,7 @@ static int rna_FileBrowser_FSMenuEntry_name_get_editable(PointerRNA *ptr)
 {
 	FSMenuEntry *fsm = ptr->data;
 
-	return fsm->save;
+	return fsm->save ? PROP_EDITABLE : 0;
 }
 
 static void rna_FileBrowser_FSMenu_next(CollectionPropertyIterator *iter)

source/blender/makesrna/intern/rna_vfont.c

@@ -48,9 +48,9 @@ static int rna_VectorFont_filepath_editable(PointerRNA *ptr)
 {
 	VFont *vfont = ptr->id.data;
 	if (BKE_vfont_is_builtin(vfont)) {
-		return false;
+		return 0;
 	}
-	return true;
+	return PROP_EDITABLE;
 }
 
 static void rna_VectorFont_reload_update(Main *UNUSED(bmain), Scene *UNUSED(scene), PointerRNA *ptr)