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

Source/bindings/v8/BindingSecurity.cpp

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  * 
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  * 
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 52 matching lines @@
 bool BindingSecurity::shouldAllowAccessToDOMWindow(BindingState* state, DOMWindow* target, SecurityReportingOption reportingOption)
 {
     return target && canAccessDocument(state, target->document(), reportingOption);
 }
 
 bool BindingSecurity::shouldAllowAccessToFrame(BindingState* state, Frame* target, SecurityReportingOption reportingOption)
 {
     return target && canAccessDocument(state, target->document(), reportingOption);
 }
 
-bool BindingSecurity::shouldAllowAccessToNode(BindingState* state, Node* target)
-{
-    return target && canAccessDocument(state, target->document());
-}
-
 bool BindingSecurity::shouldAllowAccessToNode(BindingState* state, const Handle<Node>& node)
 {
-    return shouldAllowAccessToNode(state, node.raw());
+    return node && canAccessDocument(state, node->document());
 }
 
-bool BindingSecurity::allowSettingFrameSrcToJavascriptUrl(BindingState* state, HTMLFrameElementBase* frame, const String& value)
+bool BindingSecurity::allowSettingFrameSrcToJavascriptUrl(BindingState* state, const Handle<HTMLFrameElementBase>& frame, const String& value)
 {
     return !protocolIsJavaScript(stripLeadingAndTrailingHTMLSpaces(value)) || canAccessDocument(state, frame->contentDocument());
 }
 
 }