DevTools: Network Panel: update "Record Network Log" button title according to state.

Source/devtools/front_end/network/NetworkPanel.js

 /*
  * Copyright (C) 2007, 2008 Apple Inc.  All rights reserved.
  * Copyright (C) 2008, 2009 Anthony Ricaud <rik@webkit.org>
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
@@ skipping 56 matching lines @@
     this._linkifier = new WebInspector.Linkifier();
 
     this._allowPopover = true;
 
     /** @type {number} */
     this._rowHeight = 0;
 
     this._addFilters();
     this._resetSuggestionBuilder();
     this._initializeView();
-    this._recordButton.toggled = true;
+    this._toggleRecordButton(true);
 
     WebInspector.targetManager.observeTargets(this);
     WebInspector.targetManager.addModelListener(WebInspector.NetworkManager, WebInspector.NetworkManager.EventTypes.RequestStarted, this._onRequestStarted, this);
     WebInspector.targetManager.addModelListener(WebInspector.NetworkManager, WebInspector.NetworkManager.EventTypes.RequestUpdated, this._onRequestUpdated, this);
     WebInspector.targetManager.addModelListener(WebInspector.NetworkManager, WebInspector.NetworkManager.EventTypes.RequestFinished, this._onRequestUpdated, this);
 
     WebInspector.targetManager.addModelListener(WebInspector.ResourceTreeModel, WebInspector.ResourceTreeModel.EventTypes.WillReloadPage, this._willReloadPage, this);
     WebInspector.targetManager.addModelListener(WebInspector.ResourceTreeModel, WebInspector.ResourceTreeModel.EventTypes.MainFrameNavigated, this._mainFrameNavigated, this);
     WebInspector.targetManager.addModelListener(WebInspector.ResourceTreeModel, WebInspector.ResourceTreeModel.EventTypes.Load, this._loadEventFired, this);
     WebInspector.targetManager.addModelListener(WebInspector.ResourceTreeModel, WebInspector.ResourceTreeModel.EventTypes.DOMContentLoaded, this._domContentLoadedEventFired, this);
@@ skipping 631 matching lines @@
             this._timelineGrid.hideEventDividers();
         else
             this._timelineGrid.showEventDividers();
 
         this._invalidateAllItems();
         this.refresh();
     },
 
     _createStatusbarButtons: function()
     {
-        this._recordButton = new WebInspector.StatusBarButton(WebInspector.UIString("Record Network Log"), "record-profile-status-bar-item");
+        this._recordButton = new WebInspector.StatusBarButton("", "record-profile-status-bar-item");
         this._recordButton.addEventListener("click", this._onRecordButtonClicked, this);
 
         this._clearButton = new WebInspector.StatusBarButton(WebInspector.UIString("Clear"), "clear-status-bar-item");
         this._clearButton.addEventListener("click", this._reset, this);
 
         this._largerRequestsButton = new WebInspector.StatusBarButton(WebInspector.UIString("Use small resource rows."), "network-larger-resources-status-bar-item");
         this._largerRequestsButton.toggled = WebInspector.settings.resourcesLargeRows.get();
         this._largerRequestsButton.addEventListener("click", this._toggleLargerRequests, this);
 
         this._preserveLogCheckbox = new WebInspector.StatusBarCheckbox(WebInspector.UIString("Preserve log"));
@@ skipping 92 matching lines @@
         }
 
         this._staleRequestIds = {};
         this._updateSummaryBar();
     },
 
     _onRecordButtonClicked: function()
     {
         if (!this._recordButton.toggled)
             this._reset();
-        this._recordButton.toggled = !this._recordButton.toggled;
+        this._toggleRecordButton(!this._recordButton.toggled);
+    },
+
+    /**
+     * @param {boolean} toggled
+     */
+    _toggleRecordButton: function(toggled)
+    {
+        this._recordButton.toggled = toggled;
+        this._recordButton.title = toggled ? WebInspector.UIString("Stop Recording Network Log") : WebInspector.UIString("Record Network Log");
     },
 
     _reset: function()
     {
         this.dispatchEventToListeners(WebInspector.NetworkLogView.EventTypes.ViewCleared);
 
         this._clearSearchMatchedList();
         if (this._popoverHelper)
             this._popoverHelper.hidePopover();
 
@@ skipping 2278 matching lines @@
 
 WebInspector.NetworkPanelFactory.prototype = {
     /**
      * @return {!WebInspector.Panel}
      */
     createPanel: function()
     {
         return WebInspector.NetworkPanel._instance();
     }
 }