Vector stores Expression object as OwnPtr instead of raw pointer in XPath.

Source/core/xml/XPathFunctions.h

Index: Source/core/xml/XPathFunctions.h
diff --git a/Source/core/xml/XPathFunctions.h b/Source/core/xml/XPathFunctions.h
index 0482884374c13345cd635c32592571a9c0f6d1a6..1e2ee4de5bfc100bd61804439957ab04d7fd7db2 100644
--- a/Source/core/xml/XPathFunctions.h
+++ b/Source/core/xml/XPathFunctions.h
@@ -35,7 +35,7 @@ namespace WebCore {
 
         class Function : public Expression {
         public:
-            void setArguments(const Vector<Expression*>&);
+            void setArguments(Vector<OwnPtr<Expression> >&);
             void setName(const String& name) { m_name = name; }
         protected:
             Expression* arg(int pos) { return subExpr(pos); }
@@ -47,7 +47,8 @@ namespace WebCore {
             String m_name;
         };
 
-        Function* createFunction(const String& name, const Vector<Expression*>& args = Vector<Expression*>());

[dshwang, 2013/10/14 15:56:04]

Currently, Vector has a bug as follows
Vector<OwnPtr<Foo> > foo1;
Vector<OwnPtr<Foo> > foo2 = foo1; <- compile error.

So default parameter is impossible.

I'll fix it in another CL.

+        Function* createFunction(const String& name);
+        Function* createFunction(const String& name, Vector<OwnPtr<Expression> >&);
 
     } // namespace XPath