Log OEMCrypto_CloseSession error

[ Merge of http://go/wvgerrit/103643 ]

Bug: 161417560
Test: WV unit/integration test
Change-Id: I2d7e3b90e2e34e7854dea7aac865f8577d113aab

libwvdrmengine/cdm/core/src/crypto_session.cpp

@@ -852,7 +852,22 @@ void CryptoSession::Close() {
   WithOecWriteLock(
       "Close", [&] { close_sts = OEMCrypto_CloseSession(oec_session_id_); });
   metrics_->oemcrypto_close_session_.Increment(close_sts);
-  if (OEMCrypto_SUCCESS == close_sts) open_ = false;
+
+  if (close_sts != OEMCrypto_SUCCESS) {
+    LOGW("OEMCrypto_CloseSession failed: status = %d",
+         static_cast<int>(close_sts));
+  }
+  switch (close_sts) {
+    case OEMCrypto_SUCCESS:
+    case OEMCrypto_ERROR_INVALID_SESSION:
+    case OEMCrypto_ERROR_SYSTEM_INVALIDATED:
+      open_ = false;
+      break;
+    case OEMCrypto_ERROR_CLOSE_SESSION_FAILED:
+    default:
+      // empty case
+      break;
+  }
 }
 
 CdmResponseType CryptoSession::PrepareAndSignLicenseRequest(