[DevTools] Remove preventFollow and special checks for links throughout frontend.

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

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 /**
  * @unrestricted
  */
 Network.NetworkLogViewColumns = class {
   /**
    * @param {!Network.NetworkLogView} networkLogView
    * @param {!Network.NetworkTransferTimeCalculator} timeCalculator
@@ skipping 77 matching lines @@
     }
     this._loadColumns();
 
     this._popoverHelper = new UI.PopoverHelper(this._networkLogView.element);
     this._popoverHelper.initializeCallbacks(
         this._getPopoverAnchor.bind(this), this._showPopover.bind(this), this._onHidePopover.bind(this));
 
     this._dataGrid =
         new UI.SortableDataGrid(this._columns.map(Network.NetworkLogViewColumns._convertToDataGridDescriptor));
     this._dataGrid.element.addEventListener('mousedown', event => {
-      if ((!this._dataGrid.selectedNode && event.button) || event.target.enclosingNodeOrSelfWithNodeName('a'))
+      if (!this._dataGrid.selectedNode && event.button)
         event.consume();
     }, true);
 
     this._dataGridScroller = this._dataGrid.scrollContainer;
 
     this._updateColumns();
     this._dataGrid.addEventListener(UI.DataGrid.Events.SortingChanged, this._sortHandler, this);
     this._dataGrid.setHeaderContextMenuCallback(this._innerHeaderContextMenu.bind(this));
 
     this._activeWaterfallSortId = Network.NetworkLogViewColumns.WaterfallSortIds.StartTime;
@@ skipping 716 matching lines @@
 /**
  * @enum {string}
  */
 Network.NetworkLogViewColumns.WaterfallSortIds = {
   StartTime: 'startTime',
   ResponseTime: 'responseReceivedTime',
   EndTime: 'endTime',
   Duration: 'duration',
   Latency: 'latency'
 };