[Devtools] Change logic of DataGrid's padding-left for grouping

third_party/WebKit/Source/devtools/front_end/network/NetworkDataGridNode.js

Index: third_party/WebKit/Source/devtools/front_end/network/NetworkDataGridNode.js
diff --git a/third_party/WebKit/Source/devtools/front_end/network/NetworkDataGridNode.js b/third_party/WebKit/Source/devtools/front_end/network/NetworkDataGridNode.js
index a584c6edda243766f2016ab2bdffedcda8f33d3f..3b89af34bba241fb07ef0623553647e61ccc6bf1 100644
--- a/third_party/WebKit/Source/devtools/front_end/network/NetworkDataGridNode.js
+++ b/third_party/WebKit/Source/devtools/front_end/network/NetworkDataGridNode.js
@@ -675,6 +675,7 @@ Network.NetworkRequestNode = class extends Network.NetworkNode {
    * @protected
    */
   willAttach() {
+    super.willAttach();
     if (this._initiatorCell &&
         SDK.NetworkLog.initiatorInfoForRequest(this._request).type === SDK.NetworkRequest.InitiatorType.Script)
       this._initiatorCell.insertBefore(this._linkifiedInitiatorAnchor, this._initiatorCell.firstChild);
@@ -731,8 +732,6 @@ Network.NetworkRequestNode = class extends Network.NetworkNode {
    * @param {!Element} cell
    */
   _renderNameCell(cell) {
-    var leftPadding = this.leftPadding ? this.leftPadding + 'px' : '';
-    cell.style.setProperty('padding-left', leftPadding);
     this._nameCell = cell;
     cell.addEventListener('dblclick', this._openInNewTab.bind(this), false);
     var iconElement;
@@ -955,8 +954,6 @@ Network.NetworkGroupNode = class extends Network.NetworkNode {
   createCell(columnIdentifier) {
     var cell = this.createTD(columnIdentifier);
     if (columnIdentifier === 'name') {
-      var leftPadding = this.leftPadding ? this.leftPadding + 'px' : '';
-      cell.style.setProperty('padding-left', leftPadding);
       cell.classList.add('disclosure');
       this._setTextAndTitle(cell, this._displayName);
     }