From ee06cfe6e561283bcbfc2bf72d98252509443aae Mon Sep 17 00:00:00 2001
From: JFonS <joan.fonssanchez@gmail.com>
Date: Sun, 26 Aug 2018 12:25:41 +0200
Subject: Fix "Convert To ShaderMaterial" option not working, closes #20891

---
 editor/plugins/material_editor_plugin.cpp | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'editor/plugins/material_editor_plugin.cpp')

diff --git a/editor/plugins/material_editor_plugin.cpp b/editor/plugins/material_editor_plugin.cpp
index 27a16fd3dd..f282d391ff 100644
--- a/editor/plugins/material_editor_plugin.cpp
+++ b/editor/plugins/material_editor_plugin.cpp
@@ -429,7 +429,7 @@ bool SpatialMaterialConversionPlugin::handles(const Ref<Resource> &p_resource) c
 	Ref<SpatialMaterial> mat = p_resource;
 	return mat.is_valid();
 }
-Ref<Resource> SpatialMaterialConversionPlugin::convert(const Ref<Resource> &p_resource) {
+Ref<Resource> SpatialMaterialConversionPlugin::convert(const Ref<Resource> &p_resource) const {
 
 	Ref<SpatialMaterial> mat = p_resource;
 	ERR_FAIL_COND_V(!mat.is_valid(), Ref<Resource>());
@@ -475,7 +475,7 @@ bool ParticlesMaterialConversionPlugin::handles(const Ref<Resource> &p_resource)
 	Ref<ParticlesMaterial> mat = p_resource;
 	return mat.is_valid();
 }
-Ref<Resource> ParticlesMaterialConversionPlugin::convert(const Ref<Resource> &p_resource) {
+Ref<Resource> ParticlesMaterialConversionPlugin::convert(const Ref<Resource> &p_resource) const {
 
 	Ref<ParticlesMaterial> mat = p_resource;
 	ERR_FAIL_COND_V(!mat.is_valid(), Ref<Resource>());
@@ -513,7 +513,7 @@ bool CanvasItemMaterialConversionPlugin::handles(const Ref<Resource> &p_resource
 	Ref<CanvasItemMaterial> mat = p_resource;
 	return mat.is_valid();
 }
-Ref<Resource> CanvasItemMaterialConversionPlugin::convert(const Ref<Resource> &p_resource) {
+Ref<Resource> CanvasItemMaterialConversionPlugin::convert(const Ref<Resource> &p_resource) const {
 
 	Ref<CanvasItemMaterial> mat = p_resource;
 	ERR_FAIL_COND_V(!mat.is_valid(), Ref<Resource>());
-- 
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