Revert of Make DOMWrapperWorld::current() return a reference instead of a pointer

Source/bindings/tests/idls/TestEventTarget.idl

Index: Source/bindings/tests/idls/TestEventTarget.idl
diff --git a/Source/platform/ColorChooser.h b/Source/bindings/tests/idls/TestEventTarget.idl
similarity index 81%
copy from Source/platform/ColorChooser.h
copy to Source/bindings/tests/idls/TestEventTarget.idl
index 8a1dc5e21848f31f2ee4a26746a46302e79432ec..4d048653ec24c64872c2cd5f24fd0f4cbc28e5f0 100644
--- a/Source/platform/ColorChooser.h
+++ b/Source/bindings/tests/idls/TestEventTarget.idl
@@ -24,26 +24,14 @@
  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
  */
 
-#ifndef ColorChooser_h
-#define ColorChooser_h
-
-#include "platform/PlatformExport.h"
-
-namespace WebCore {
-
-class Color;
+interface TestEventTarget : EventTarget {
+    getter Node item(unsigned long index);
+    [StrictTypeChecking] setter Node (unsigned long index, Node? node);
+    [RaisesException] deleter boolean (unsigned long index);
 
-class PLATFORM_EXPORT ColorChooser {
-public:
-    virtual ~ColorChooser();
-
-    virtual void setSelectedColor(const Color&) { }
-    virtual void endChooser() { }
+    getter Node namedItem(DOMString name);
+    setter Node (DOMString name, DOMString value);
+    deleter boolean (DOMString name);
 };
-
-} // namespace WebCore
-
-#endif // ColorChooser_h