🔪 now unused updateStyle method in transformed full traces

Author: etpinard

src/transforms/groupby.js

@@ -204,9 +204,6 @@ function transformOne(trace, state) {
         // Start with a deep extend that just copies array references.
         newTrace = newData[i] = Lib.extendDeepNoArrays({}, trace);
         newTrace._group = groupName;
-        // helper function for when we need to push updates back to the input,
-        // outside of the normal restyle/relayout pathway, like filling in auto values
-        newTrace.updateStyle = styleUpdater(groupName, transformIndex);
         newTrace.transforms[transformIndex]._indexToPoints = {};
 
         var suppliedName = null;
@@ -283,14 +280,3 @@ function transformOne(trace, state) {
 
     return newData;
 }
-
-function styleUpdater(groupName, transformIndex) {
-    return function(trace, attr, value) {
-        Lib.keyedContainer(
-            trace,
-            'transforms[' + transformIndex + '].styles',
-            'target',
-            'value.' + attr
-        ).set(String(groupName), value);
-    };
-}