Imported Upstream version 4.2.0.179

Former-commit-id: 4610231f55806d2a05ed69e5ff3faa7336cc1479

external/referencesource/System.Data/System/Data/ProviderBase/DbConnectionHelper.cs

@@ -207,6 +207,7 @@ namespace NAMESPACE {
 
         partial void RepairInnerConnection();
 
+#if !MOBILE
         // NOTE: This is just a private helper because OracleClient V1.1 shipped
         // with a different argument name and it's a breaking change to not use
         // the same argument names in V2.0 (VB Named Parameter Binding--Ick)
@@ -235,6 +236,7 @@ namespace NAMESPACE {
             // we should consider a GC.KeepAlive(this) here.
             GC.KeepAlive(this);
         }
+#endif
 
         override public void EnlistTransaction(SysTx.Transaction transaction) {
             CONNECTIONOBJECTNAME.ExecutePermission.Demand();