Remove mail blockquote special case handling.

Source/WebCore/editing/htmlediting.cpp

Index: Source/WebCore/editing/htmlediting.cpp
diff --git a/Source/WebCore/editing/htmlediting.cpp b/Source/WebCore/editing/htmlediting.cpp
index 2aaa73043dd341df0f9bb2ff89bee19851c58750..6c169ec9bc2aaa7b18cd552ceb28f097838974cc 100644
--- a/Source/WebCore/editing/htmlediting.cpp
+++ b/Source/WebCore/editing/htmlediting.cpp
@@ -965,16 +965,6 @@ bool isNodeRendered(const Node *node)
     return renderer->style()->visibility() == VISIBLE;
 }
 
-unsigned numEnclosingMailBlockquotes(const Position& p)
-{
-    unsigned num = 0;
-    for (Node* n = p.deprecatedNode(); n; n = n->parentNode())
-        if (isMailBlockquote(n))
-            num++;
-    
-    return num;
-}
-
 void updatePositionForNodeRemoval(Position& position, Node* node)
 {
     if (position.isNull())
@@ -1005,14 +995,6 @@ void updatePositionForNodeRemoval(Position& position, Node* node)
     }
 }
 
-bool isMailBlockquote(const Node *node)
-{
-    if (!node || !node->hasTagName(blockquoteTag))
-        return false;
-        
-    return static_cast<const Element *>(node)->getAttribute("type") == "cite";
-}
-
 int caretMinOffset(const Node* n)
 {
     RenderObject* r = n->renderer();