Prevent renewal license when can_renew is set to false

[ Merge of https://go/wvgerrit/15670 ]

b/18459002

Change-Id: Idad43a621750ff01aee61e8d972957f364a698cf

libwvdrmengine/cdm/core/src/license.cpp

@@ -319,6 +319,11 @@ CdmResponseType CdmLicense::PrepareKeyUpdateRequest(
     return INVALID_PARAMETERS_LIC_2;
   }
 
+  if (is_renewal && !policy_engine_->CanRenew()) {
+    LOGE("CdmLicense::PrepareKeyUpdateRequest: license renewal prohibited");
+    return LICENSE_RENEWAL_PROHIBITED;
+  }
+
   LicenseRequest license_request;
   if (is_renewal)
     license_request.set_type(LicenseRequest::RENEWAL);