ASSERTION FAILED: !node || isElementOfType<const T>(*node)

Source/modules/accessibility/AXTable.cpp

Index: Source/modules/accessibility/AXTable.cpp
diff --git a/Source/modules/accessibility/AXTable.cpp b/Source/modules/accessibility/AXTable.cpp
index 1d75f2a06fc3f7e6bdeab171aac1e4cc8762f8f8..44c47e296afcf28066aeb52c5fe0f3586aa1118b 100644
--- a/Source/modules/accessibility/AXTable.cpp
+++ b/Source/modules/accessibility/AXTable.cpp
@@ -374,8 +374,9 @@ void AXTable::addChildren()
     AXObjectCacheImpl* axCache = axObjectCache();
 
     // Add caption
-    if (HTMLTableElement* tableElement = toHTMLTableElement(table->node())) {
-        if (HTMLTableCaptionElement* caption = tableElement->caption()) {
+    Node* tableNode = table->node();
+    if (isHTMLTableElement(tableNode)) {

[dmazzoni, 2015/01/14 08:00:02]

Just return from this function if isHTMLTableElement returns false:

if (!isHTMLTableElement(tableNode))
    return false;

We don't want to treat it like a table if it's not a table element.

+        if (HTMLTableCaptionElement* caption  = toHTMLTableElement(tableNode)->caption()) {
             AXObject* captionObject = axCache->getOrCreate(caption);
             if (!captionObject->accessibilityIsIgnored())
                 m_children.append(captionObject);