clear cornerradius from icicle API

Author: archmoj

src/traces/icicle/attributes.js

@@ -61,8 +61,6 @@ module.exports = {
 
         line: sunburstAttrs.marker.line,
 
-        cornerradius: treemapAttrs.marker.cornerradius,
-
         editType: 'calc'
     },
         colorScaleAttrs('marker', {

src/traces/icicle/defaults.js

@@ -62,8 +62,6 @@ module.exports = function supplyDefaults(traceIn, traceOut, defaultColor, layout
     var lineWidth = coerce('marker.line.width');
     if(lineWidth) coerce('marker.line.color', layout.paper_bgcolor);
 
-    coerce('marker.cornerradius');
-
     coerce('marker.colors');
     var withColorscale = traceOut._hasColorscale = (
         hasColorscale(traceIn, 'marker', 'colors') ||

test/plot-schema.json

@@ -34123,13 +34123,6 @@
       "editType": "none",
       "valType": "string"
      },
-     "cornerradius": {
-      "description": "Sets the maximum rounding of corners (in px).",
-      "dflt": 0,
-      "editType": "plot",
-      "min": 0,
-      "valType": "number"
-     },
      "editType": "calc",
      "line": {
       "color": {