Allow key_session to be set to oec_session when creating entitled key

session

Bug: 358042250
Change-Id: If636f252aec6c95e23a91ee410f9cadf0ebad5d9
(cherry picked from commit 232d01b83abb6fe9ff9f4148bf79dc5dab8ee946)

libwvdrmengine/cdm/core/src/oemcrypto_adapter_dynamic.cpp

@@ -1285,6 +1285,10 @@ class Adapter {
     OEMCryptoResult result =
         pair.fcn->CreateEntitledKeySession(pair.session, key_session);
     if (result == OEMCrypto_SUCCESS) {
+      if (pair.session == *key_session) {
+        *key_session = oec_session;
+        return result;
+      }
       // Copy everything from |pair| except session field.
       LevelSession new_session;
       new_session.fcn = pair.fcn;