widl: Use expr_resolve_type to get the type of the identifier in write_conf_or_var_desc.

Remove the conversion of pointer types into base types as this was only 
needed due to lack of proper type resolving.

tools/widl/typegen.c

diff --git a/tools/widl/typegen.c b/tools/widl/typegen.c
index 8a4b8f5..7a5f6f9 100644
--- a/tools/widl/typegen.c
+++ b/tools/widl/typegen.c
@@ -655,6 +655,8 @@
             error("write_conf_or_var_desc: couldn't find variable %s in structure\n",
                   subexpr->u.sval);
 
+        correlation_variable = expr_resolve_type(NULL, structure, expr);
+
         offset -= baseoff;
         correlation_variable_type = correlation_variable->type;
 
@@ -683,15 +685,6 @@
         case RPC_FC_ULONG:
             param_type = RPC_FC_ULONG;
             break;
-        case RPC_FC_RP:
-        case RPC_FC_UP:
-        case RPC_FC_OP:
-        case RPC_FC_FP:
-            if (sizeof(void *) == 4)  /* FIXME */
-                param_type = RPC_FC_LONG;
-            else
-                param_type = RPC_FC_HYPER;
-            break;
         default:
             error("write_conf_or_var_desc: conformance variable type not supported 0x%x\n",
                 correlation_variable_type);