DevTools: update console viewport scroll when prompt is resized

third_party/WebKit/Source/devtools/front_end/console/ConsoleView.js

 /*
  * Copyright (C) 2007, 2008 Apple Inc.  All rights reserved.
  * Copyright (C) 2009 Joseph Pecoraro
  *
  * 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
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 111 matching lines @@
 
     this._viewportThrottler = new Common.Throttler(50);
 
     this._topGroup = Console.ConsoleGroup.createTopGroup();
     this._currentGroup = this._topGroup;
 
     this._promptElement = this._messagesElement.createChild('div', 'source-code');
     var promptIcon = UI.Icon.create('smallicon-text-prompt', 'console-prompt-icon');
     this._promptElement.appendChild(promptIcon);
     this._promptElement.id = 'console-prompt';
-    this._promptElement.addEventListener('input', this._promptInput.bind(this), false);
 
     // FIXME: This is a workaround for the selection machinery bug. See crbug.com/410899
     var selectAllFixer = this._messagesElement.createChild('div', 'console-view-fix-select-all');
     selectAllFixer.textContent = '.';
 
     this._registerShortcuts();
 
     this._messagesElement.addEventListener('contextmenu', this._handleContextMenuEvent.bind(this), false);
     monitoringXHREnabledSetting.addChangeListener(this._monitoringXHREnabledSettingChanged, this);
 
     this._linkifier = new Components.Linkifier();
 
     /** @type {!Array.<!Console.ConsoleViewMessage>} */
     this._consoleMessages = [];
     this._viewMessageSymbol = Symbol('viewMessage');
 
     this._consoleHistorySetting = Common.settings.createLocalSetting('consoleHistory', []);
 
     this._prompt = new Console.ConsolePrompt();
     this._prompt.show(this._promptElement);
     this._prompt.element.addEventListener('keydown', this._promptKeyDown.bind(this), true);
+    this._prompt.on(Console.ConsolePrompt.ContentChangedEvent, this._promptContentChanged.bind(this), this);
 
     this._consoleHistoryAutocompleteSetting.addChangeListener(this._consoleHistoryAutocompleteChanged, this);
 
     var historyData = this._consoleHistorySetting.get();
     this._prompt.history().setHistoryData(historyData);
     this._consoleHistoryAutocompleteChanged();
 
     this._updateFilterStatus();
     this._timestampsSetting.addChangeListener(this._consoleTimestampsSettingChanged, this);
 
@@ skipping 855 matching lines @@
 
   _updateViewportStickinessForTest() {
     // This method is sniffed in tests.
   }
 
   _updateStickToBottomOnWheel() {
     this._updateStickToBottomOnMouseDown();
     this._updateStickToBottomOnMouseUp();
   }
 
-  _promptInput(event) {
+  _promptContentChanged() {
     // Scroll to the bottom, except when the prompt is the only visible item.
     if (this.itemCount() !== 0 && this._viewport.firstVisibleIndex() !== this.itemCount())
       this._immediatelyScrollToBottom();
+
+    this._promptContentChangedForTest();
+  }
+
+  _promptContentChangedForTest() {
+    // This method is sniffed in tests.
   }
 };
 
 Console.ConsoleView.persistedHistorySize = 300;
 
 /**
  * @unrestricted
  */
 Console.ConsoleViewFilter = class {
   /**
@@ skipping 278 matching lines @@
         return true;
     }
     return false;
   }
 };
 
 /**
  * @typedef {{messageIndex: number, matchIndex: number}}
  */
 Console.ConsoleView.RegexMatchRange;