fix: add texture capabilities to webGL quadFeature

Author: BryonLewis

src/canvas/quadFeature.js

@@ -279,6 +279,7 @@ capabilities[quadFeature.capabilities.imageFixedScale] = true;
 capabilities[quadFeature.capabilities.imageFull] = false;
 capabilities[quadFeature.capabilities.canvas] = true;
 capabilities[quadFeature.capabilities.video] = true;
+capabilities[quadFeature.capabilities.texture] = false;
 
 registerFeature('canvas', 'quad', canvas_quadFeature, capabilities);
 module.exports = canvas_quadFeature;

src/webgl/quadFeature.js

@@ -571,6 +571,7 @@ capabilities[quadFeature.capabilities.imageFixedScale] = false;
 capabilities[quadFeature.capabilities.imageFull] = true;
 capabilities[quadFeature.capabilities.canvas] = false;
 capabilities[quadFeature.capabilities.video] = false;
+capabilities[quadFeature.capabilities.texture] = true;
 
 registerFeature('webgl', 'quad', webgl_quadFeature, capabilities);
 module.exports = webgl_quadFeature;