DevTools: Replace Timeline "New" button with Close

third_party/WebKit/Source/devtools/front_end/timeline/TimelinePanel.js

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  * Copyright (C) 2012 Intel 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
@@ skipping 288 matching lines @@
    */
   _createSettingCheckbox(name, setting, tooltip) {
     const checkboxItem = new UI.ToolbarCheckbox(name, tooltip, setting);
     this._recordingOptionUIControls.push(checkboxItem);
     return checkboxItem;
   }
 
   _recreateToolbarItems() {
     this._panelToolbar.removeToolbarItems();
 
+    // Close
+    if (!this._model.isEmpty()) {
+      const clearButton = new UI.ToolbarButton(Common.UIString('Close profile'), 'largeicon-delete');
+      clearButton.addEventListener(UI.ToolbarButton.Events.Click, this._clear, this);
+      this._panelToolbar.appendToolbarItem(clearButton);
+      this._panelToolbar.appendSeparator();
+    }
+
     // Record
-    const newButton = new UI.ToolbarButton(Common.UIString('New recording'), 'largeicon-add', Common.UIString('New'));
-    newButton.setEnabled(!this._model.isEmpty());
-    newButton.addEventListener(UI.ToolbarButton.Events.Click, this._clear, this);
-    this._panelToolbar.appendToolbarItem(newButton);
-    this._panelToolbar.appendSeparator();
     this._panelToolbar.appendToolbarItem(UI.Toolbar.createActionButton(this._toggleRecordAction));
     this._panelToolbar.appendToolbarItem(UI.Toolbar.createActionButtonForId('main.reload'));
     this._panelToolbar.appendSeparator();
     this._panelToolbar.appendToolbarItem(this._configureThrottlingButton);
     this._panelToolbar.appendToolbarItem(UI.Toolbar.createActionButtonForId('components.collect-garbage'));
 
     // Checkboxes
     if (!this._model.isEmpty()) {
       this._panelToolbar.appendSeparator();
       this._panelToolbar.appendText(Common.UIString('View:'));
@@ skipping 1597 matching lines @@
   }
 
   /**
    * @override
    * @param {!SDK.Target} target
    */
   targetRemoved(target) {
     this._targets.remove(target, true);
   }
 };