[Devtools] Added constraints to new network timeline

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
  */
 WebInspector.NetworkLogViewColumns = class {
   /**
    * @param {!WebInspector.NetworkLogView} networkLogView
    * @param {!WebInspector.NetworkTransferTimeCalculator} timeCalculator
@@ skipping 120 matching lines @@
       this._dataGrid.element.appendChild(this._timelineGrid.element);
 
     this._setupDropdownColumns();
 
     this._activeTimelineSortId = WebInspector.NetworkLogViewColumns.TimelineSortIds.StartTime;
     this._dataGrid.markColumnAsSortedBy(
         WebInspector.NetworkLogViewColumns._initialSortColumn, WebInspector.DataGrid.Order.Ascending);
 
     if (Runtime.experiments.isEnabled('canvasNetworkTimeline')) {
       this._splitWidget = new WebInspector.SplitWidget(true, true, 'networkPanelSplitViewTimeline', 200);
-      this._splitWidget.setMainWidget(this._dataGrid.asWidget());
+      var widget = this._dataGrid.asWidget();
+      widget.setMinimumSize(150, 0);
+      this._splitWidget.setMainWidget(widget);
     }
   }
 
   _setupTimeline() {
     this._timelineColumn =
         new WebInspector.NetworkTimelineColumn(this._networkLogView.rowHeight(), this._networkLogView.calculator());
 
     this._timelineColumn.element.addEventListener('contextmenu', handleContextMenu.bind(this));
     this._timelineColumn.element.addEventListener('mousewheel', this._onMouseWheel.bind(this, false), {passive: true});
     this._dataGridScroller.addEventListener('mousewheel', this._onMouseWheel.bind(this, true), true);
@@ skipping 14 matching lines @@
     this._dataGrid.addEventListener(WebInspector.DataGrid.Events.PaddingChanged, () => {
       this._timelineScrollerWidthIsStale = true;
       this._syncScrollers();
     });
     this._dataGrid.addEventListener(
         WebInspector.ViewportDataGrid.Events.ViewportCalculated, this._redrawTimelineColumn.bind(this));
 
     this._createTimelineHeader();
     this._timelineColumn.contentElement.classList.add('network-timeline-view');
 
+    this._timelineColumn.setMinimumSize(100, 0);
     this._splitWidget.setSidebarWidget(this._timelineColumn);
 
     this.switchViewMode(false);
 
     /**
      * @param {!Event} event
      * @this {WebInspector.NetworkLogViewColumns}
      */
     function handleContextMenu(event) {
       var request = this._timelineColumn.getRequestFromPoint(event.offsetX, event.offsetY);
@@ skipping 883 matching lines @@
 /**
  * @enum {string}
  */
 WebInspector.NetworkLogViewColumns.TimelineSortIds = {
   StartTime: 'startTime',
   ResponseTime: 'responseReceivedTime',
   EndTime: 'endTime',
   Duration: 'duration',
   Latency: 'latency'
 };