1 files changed, 3 insertions, 1 deletions
diff --git a/src/3rdparty/webkit/WebCore/page/FrameTree.h b/src/3rdparty/webkit/WebCore/page/FrameTree.h
index 0952dcd..d4c8c43 100644
--- a/src/3rdparty/webkit/WebCore/page/FrameTree.h
+++ b/src/3rdparty/webkit/WebCore/page/FrameTree.h
@@ -21,10 +21,11 @@
 #define FrameTree_h
 
 #include "AtomicString.h"
-#include "Frame.h"
 
 namespace WebCore {
 
+    class Frame;
+
     class FrameTree : Noncopyable {
     public:
         FrameTree(Frame* thisFrame, Frame* parentFrame) 
@@ -55,6 +56,7 @@ namespace WebCore {
         Frame* traversePreviousWithWrap(bool) const;
         
         void appendChild(PassRefPtr<Frame>);
+        void detachFromParent() { m_parent = 0; }
         void removeChild(Frame*);
 
         Frame* child(unsigned index) const;