Move the forward reference inside the namespace, or MSVC will complain
Move the forward reference inside the namespace, or MSVC will complain

git-svn-id: 3ec853389310512053d525963cab269c063bb453@464543 13f79535-47bb-0310-9956-ffa450edef68

AaronNGray/xerces,AaronNGray/xerces,AaronNGray/xerces,AaronNGray/xerces