Provisioning 3.0: Changes to Provisioning and Service Certs.

[ Merge of http://go/wvgerrit/23360 ]

Service Certificates are used in two places, provisioning and
licensing. The service certificate code depended on a session_id
to get and set the service certificate properties, but the session_id
was not available in the provisioning path.

This patch pulls out the property lookup by session_id dependency,
and passes the CdmImpl's property_set into the provisioning code, so
the service certificate can be read and written there.

Bug: 62972441

Test: WV unit/integration tests. This introduces three test failures
  * WvCdmRequestLicenseTest.PrivacyModeWithServiceCertificateTest
  * Cdm/WvCdmStreamingLicenseRenewalTest.WithClientId/4
  * Cdm/WvCdmOfflineLicenseReleaseTest.WithClientId/3

Change-Id: I6e9d4e23a9e7e81a63a994db8ec0b443893449a6

libwvdrmengine/cdm/core/include/certificate_provisioning.h

@@ -7,31 +7,37 @@
 
 #include "crypto_session.h"
 #include "metrics_collections.h"
+#include "license_protocol.pb.h"
 #include "oemcrypto_adapter.h"
-#include "service_certificate.h"
+#include "scoped_ptr.h"
 #include "wv_cdm_types.h"
 
 namespace wvcdm {
 
+class CdmClientPropertySet;
 class CdmSession;
 class FileSystem;
+class ServiceCertificate;
 
 class CertificateProvisioning {
  public:
-  CertificateProvisioning(metrics::CryptoMetrics* metrics) :
+  explicit CertificateProvisioning(metrics::CryptoMetrics* metrics,
+                                   ServiceCertificate* service_certificate) :
       crypto_session_(metrics),
       cert_type_(kCertificateWidevine),
-      service_certificate_(NULL) {};
+      service_certificate_(service_certificate) {}
+
   ~CertificateProvisioning() {};
 
-  // Provisioning related methods
-  CdmResponseType GetProvisioningRequest(SecurityLevel requested_security_level,
-                                         CdmCertificateType cert_type,
-                                         const std::string& cert_authority,
-                                         const std::string& origin,
-                                         const std::string& spoid,
-                                         CdmProvisioningRequest* request,
-                                         std::string* default_url);
+  // Construct a valid provisioning request.
+  // The request will be sent to the provisioning server.
+  CdmResponseType GetProvisioningRequest(
+      SecurityLevel requested_security_level, CdmCertificateType cert_type,
+      const std::string& cert_authority, const std::string& origin,
+      const std::string& spoid, CdmProvisioningRequest* request,
+      std::string* default_url);
+
+  // Process the provisioning response.
   CdmResponseType HandleProvisioningResponse(
       FileSystem* file_system,
       const CdmProvisioningResponse& response,
@@ -53,6 +59,7 @@ class CertificateProvisioning {
   bool ParseJsonResponse(const CdmProvisioningResponse& json_str,
                          const std::string& start_substr,
                          const std::string& end_substr, std::string* result);
+
   CryptoSession crypto_session_;
   CdmCertificateType cert_type_;
   ServiceCertificate* service_certificate_;