Implement computedRole and computedName (behind a flag)

Source/core/dom/Node.cpp

Index: Source/core/dom/Node.cpp
diff --git a/Source/core/dom/Node.cpp b/Source/core/dom/Node.cpp
index b6a41e05c0776e04a007a9613f98db44ba72ccca..d40b1ae4f5776128ba4ab5a88cb4c1d8409c4093 100644
--- a/Source/core/dom/Node.cpp
+++ b/Source/core/dom/Node.cpp
@@ -75,6 +75,7 @@
 #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"
@@ -1418,6 +1419,46 @@ void Node::setTextContent(const String& text)
     ASSERT_NOT_REACHED();
 }
 
+const AtomicString& Node::computedRole()
+{
+    fprintf(stderr, "Node::computedRole()\n");
+    document().topDocument().view()->updateLayoutAndStyleIfNeededRecursive();
+    ScopedAXObjectCache cache(document());
+    fprintf(stderr, "got ScopedAXObjectCache\n");
+    PublicAXObject* axObj = cache->publicAXObjectForNode(this);
+    return axObj->computedRole();
+}
+
+const String Node::computedText()
+{
+    fprintf(stderr, "Node::computedText()\n");
+    document().topDocument().view()->updateLayoutAndStyleIfNeededRecursive();
+    ScopedAXObjectCache cache(document());
+    fprintf(stderr, "about to call %p->publicAXObjectForNode(%p)\n", cache.get(), this);
+    PublicAXObject* axObj = cache->publicAXObjectForNode(this);
+    fprintf(stderr, "about to call %p->computedText()\n", axObj);
+    String computedText = axObj->computedText();
+    fprintf(stderr, "got computedText: %s\n", computedText.characters8());
+    return computedText;
+    /*
+  Settings* settings = this->document().settings();
+    if (!settings)
+      return String();
+    settings->setAccessibilityEnabled(true);
+
+    fprintf(stderr, "computedText()\n");
+    if (!document().topDocument().view())
+        return String();
+    AXObjectCache* cache = document().alwaysCreateAxObjectCache();
+    AXObjectCacheImpl* cacheImpl = toAXObjectCacheImpl(cache);
+    AXObject* axObj = cacheImpl->getOrCreate(this);
+    if (axObj == NULL)
+        return String();
+    // TODO(aboxhall): figure out why this is crashing
+    return axObj->title();
+    */
+}
+
 bool Node::offsetInCharacters() const
 {
     return false;