Implement computedRole and computedName (behind a flag)

Source/core/dom/Node.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 57 matching lines @@
 #include "core/events/EventListener.h"
 #include "core/events/GestureEvent.h"
 #include "core/events/KeyboardEvent.h"
 #include "core/events/MouseEvent.h"
 #include "core/events/MutationEvent.h"
 #include "core/events/TextEvent.h"
 #include "core/events/TouchEvent.h"
 #include "core/events/UIEvent.h"
 #include "core/events/WheelEvent.h"
 #include "core/frame/EventHandlerRegistry.h"
+#include "core/frame/FrameView.h"
 #include "core/frame/LocalDOMWindow.h"
 #include "core/frame/LocalFrame.h"
 #include "core/frame/Settings.h"
 #include "core/html/HTMLAnchorElement.h"
 #include "core/html/HTMLDialogElement.h"
 #include "core/html/HTMLFrameOwnerElement.h"
 #include "core/html/HTMLStyleElement.h"
 #include "core/page/ContextMenuController.h"
 #include "core/page/EventHandler.h"
 #include "core/page/Page.h"
@@ skipping 1323 matching lines @@
             return;
         }
         case DOCUMENT_NODE:
         case DOCUMENT_TYPE_NODE:
             // Do nothing.
             return;
     }
     ASSERT_NOT_REACHED();
 }
 
+const AtomicString& Node::computedRole()
+{
+    document().topDocument().view()->updateLayoutAndStyleIfNeededRecursive();
+    ScopedAXObjectCache cache(document());
+    return cache->computedRoleForNode(this);
+}
+
+const String Node::computedText()
+{
+    document().topDocument().view()->updateLayoutAndStyleIfNeededRecursive();
+    ScopedAXObjectCache cache(document());
+    return cache->computedTextForNode(this);
+}
+
 bool Node::offsetInCharacters() const
 {
     return false;
 }
 
 unsigned short Node::compareDocumentPosition(const Node* otherNode, ShadowTreesTreatment treatment) const
 {
     // It is not clear what should be done if |otherNode| is nullptr.
     if (!otherNode)
         return DOCUMENT_POSITION_DISCONNECTED;
@@ skipping 1029 matching lines @@
         node->showTreeForThis();
 }
 
 void showNodePath(const blink::Node* node)
 {
     if (node)
         node->showNodePathForThis();
 }
 
 #endif