[oilpan] Figure out lifetime of remaining Node raw pointers (Part 2)

Source/core/html/HTMLInputElement.cpp

Index: Source/core/html/HTMLInputElement.cpp
diff --git a/Source/core/html/HTMLInputElement.cpp b/Source/core/html/HTMLInputElement.cpp
index ea820414be4546ee8ea342a0405409b95104aab2..ca71be12ce56ae2adb59cb3d28919f6be03d8ba9 100644
--- a/Source/core/html/HTMLInputElement.cpp
+++ b/Source/core/html/HTMLInputElement.cpp
@@ -98,7 +98,7 @@ public:
 private:
     ListAttributeTargetObserver(const AtomicString& id, const Handle<HTMLInputElement>&);
 
-    // FIXME(oilpan): Move ListAttributeTargetObserver to the heap and use a Member.
+    // FIXME(oilpan): This should be a strong pointer.

[zerny-chromium, 2013/10/01 10:18:37]

Just to be sure: we want a weak pointer from the registry to the listener and
then we can use a strong pointer from the listener to the element?

[haraken, 2013/10/01 16:46:52]

Yes, updated the comment to clarify that.

     HTMLInputElement* m_element;
 };
 #endif