Add CLIENT_TOKEN_NOT_SET error code

[ Merge of http://go/wvgerrit/120511 ]

Bug: 169740403
Test: WV unit/integration test
Change-Id: Iba77c0b7e7f1bee1e96b0d08f0ab8e8591292012

libwvdrmengine/cdm/core/test/test_printers.cpp

@@ -93,6 +93,9 @@ void PrintTo(const enum CdmResponseType& value, ::std::ostream* os) {
     case CLIENT_ID_RSA_INIT_ERROR:
       *os << "CLIENT_ID_RSA_INIT_ERROR";
       break;
+    case CLIENT_TOKEN_NOT_SET:
+      *os << "CLIENT_TOKEN_NOT_SET";
+      break;
     case COPY_OLD_USAGE_ENTRY_UNKNOWN_ERROR:
       *os << "COPY_OLD_USAGE_ENTRY_UNKNOWN_ERROR";
       break;