Remove interactive content and form related API from HTMLElement.

sky/engine/core/dom/Node.cpp

Index: sky/engine/core/dom/Node.cpp
diff --git a/sky/engine/core/dom/Node.cpp b/sky/engine/core/dom/Node.cpp
index bf54bb6e2408875a8d59d0d238ddf39a8159fa76..c56762732f3a83ab15bbb0480cb555dd080afa24 100644
--- a/sky/engine/core/dom/Node.cpp
+++ b/sky/engine/core/dom/Node.cpp
@@ -752,43 +752,6 @@ bool Node::containsIncludingHostElements(const Node& node) const
     return false;
 }
 
-Node* Node::commonAncestor(const Node& other, Node* (*parent)(const Node&))
-{
-    if (this == other)
-        return this;
-    if (document() != other.document())
-        return 0;
-    int thisDepth = 0;
-    for (Node* node = this; node; node = parent(*node)) {
-        if (node == &other)
-            return node;
-        thisDepth++;
-    }
-    int otherDepth = 0;
-    for (const Node* node = &other; node; node = parent(*node)) {
-        if (node == this)
-            return this;
-        otherDepth++;
-    }
-    Node* thisIterator = this;
-    const Node* otherIterator = &other;
-    if (thisDepth > otherDepth) {
-        for (int i = thisDepth; i > otherDepth; --i)
-            thisIterator = parent(*thisIterator);
-    } else if (otherDepth > thisDepth) {
-        for (int i = otherDepth; i > thisDepth; --i)
-            otherIterator = parent(*otherIterator);
-    }
-    while (thisIterator) {
-        if (thisIterator == otherIterator)
-            return thisIterator;
-        thisIterator = parent(*thisIterator);
-        otherIterator = parent(*otherIterator);
-    }
-    ASSERT(!otherIterator);
-    return 0;
-}
-
 void Node::reattach(const AttachContext& context)
 {
     AttachContext reattachContext(context);