Coverity finding: remove not used function.

code/OpenGEXImporter.cpp

@@ -801,19 +801,6 @@ void OpenGEXImporter::handleColorNode( ODDLParser::DDLNode *node, aiScene *pScen
     }
 }
 
-//------------------------------------------------------------------------------------------------
-bool isSpecialRootDir(aiString &texName) {
-    if (texName.length < 2) {
-        return false;
-    }
-
-    if (texName.data[0] = '/' || texName.data[1] == '/') {
-        return true;
-    }
-
-    return false;
-}
-
 //------------------------------------------------------------------------------------------------
 void OpenGEXImporter::handleTextureNode( ODDLParser::DDLNode *node, aiScene *pScene ) {
     if( NULL == node ) {