update new getModuleCalcData callers to new API

Author: alexcjohnson

src/traces/pie/base_plot.js

@@ -15,7 +15,7 @@ exports.name = 'pie';
 
 exports.plot = function(gd) {
     var Pie = Registry.getModule('pie');
-    var cdPie = getModuleCalcData(gd.calcdata, Pie);
+    var cdPie = getModuleCalcData(gd.calcdata, Pie)[0];
 
     if(cdPie.length) Pie.plot(gd, cdPie);
 };

src/traces/splom/base_plot.js

@@ -22,7 +22,7 @@ var SPLOM = 'splom';
 function plot(gd) {
     var fullLayout = gd._fullLayout;
     var _module = Registry.getModule(SPLOM);
-    var splomCalcData = getModuleCalcData(gd.calcdata, _module);
+    var splomCalcData = getModuleCalcData(gd.calcdata, _module)[0];
 
     prepareRegl(gd, ['ANGLE_instanced_arrays', 'OES_element_index_uint']);