1 files changed, 5 insertions, 0 deletions
diff --git a/WebCore/html/HTMLParser.h b/WebCore/html/HTMLParser.h
index 866835f..251b323 100644
--- a/WebCore/html/HTMLParser.h
+++ b/WebCore/html/HTMLParser.h
@@ -159,6 +159,11 @@ private:
 
     HTMLStackElem* blockStack;
 
+    // The number of tags with priority minBlockLevelTagPriority or higher
+    // currently in m_blockStack. The parser enforces a cap on this value by
+    // adding such new elements as siblings instead of children once it is reached.
+    size_t m_blocksInStack;
+
     enum ElementInScopeState { NotInScope, InScope, Unknown }; 
     ElementInScopeState m_hasPElementInScope;