Blink API to convert v8::Object to WebNode

Source/web/WebBindings.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 236 matching lines @@
     if (v8Object.IsEmpty())
         return false;
     Node* native = V8Node::hasInstance(v8Object, isolate) ? V8Node::toNative(v8Object) : 0;
     if (!native)
         return false;
 
     *webNode = WebNode(native);
     return true;
 }
 
+static bool getNodeFromV8ObjectImpl(v8::Handle<v8::Object> obj, blink::WebNode* node)
+{
+    if (obj.IsEmpty())
+        return false;
+
+    v8::Isolate* isolate = v8::Isolate::GetCurrent();
+    Element* native = V8Element::hasInstance(obj, isolate) ? V8Element::toNative(obj) : 0;
+    if (!native)
+        return false;
+
+    *node = WebNode(native);
+    return true;
+}
+
 static bool getElementImpl(NPObject* object, WebElement* webElement, v8::Isolate* isolate)
 {
     if (!object)
         return false;
 
     V8NPObject* v8NPObject = npObjectToV8NPObject(object);
     if (!v8NPObject)
         return false;
 
     v8::HandleScope handleScope(isolate);
@@ skipping 85 matching lines @@
 bool WebBindings::getArrayBufferView(NPObject* arrayBufferView, WebArrayBufferView* webArrayBufferView)
 {
     return getArrayBufferViewImpl(arrayBufferView, webArrayBufferView, v8::Isolate::GetCurrent());
 }
 
 bool WebBindings::getNode(NPObject* node, WebNode* webNode)
 {
     return getNodeImpl(node, webNode, v8::Isolate::GetCurrent());
 }
 
+bool WebBindings::getNodeFromV8Object(v8::Handle<v8::Object> obj, WebNode* webNode)
+{
+    return getNodeFromV8ObjectImpl(obj, webNode);
+}
+
 bool WebBindings::getElement(NPObject* element, WebElement* webElement)
 {
     return getElementImpl(element, webElement, v8::Isolate::GetCurrent());
 }
 
 NPObject* WebBindings::makeIntArray(const WebVector<int>& data)
 {
     return makeIntArrayImpl(data, v8::Isolate::GetCurrent());
 }
 
@@ skipping 26 matching lines @@
         if (!v8Object)
             return v8::Undefined(isolate);
         return convertNPVariantToV8Object(variant, v8Object->rootObject->frame()->script().windowScriptNPObject(), isolate);
     }
     // Safe to pass 0 since we have checked the script object class to make sure the
     // argument is a primitive v8 type.
     return convertNPVariantToV8Object(variant, 0, isolate);
 }
 
 } // namespace blink