Update CDM to newest license protocol definitions.

* CDM license protocol updates

[ Merge of http://go/wvgerrit/22789 ]

No functional changes (yet) - all tests in widevine_ce_cdm_unittest
run successfully.

* Address android test build failures

[ Merge of http://go/wvgerrit/22983 ]

Updates to the license_protocol.proto in go/wvgerrit/22789
did not include the integration tests for android.

b/34202048

Test: Reran unittests. All tests other than some oemcrypto,
request_license_test passed. Those tests failed with or without this CL.

Change-Id: Ib9041d397187859b8fcbc1b1f7d275f8c4ef6aba

libwvdrmengine/cdm/core/src/policy_engine.cpp

@@ -12,7 +12,7 @@
 #include "wv_cdm_constants.h"
 #include "wv_cdm_event_listener.h"
 
-using video_widevine_server::sdk::License;
+using video_widevine::License;
 
 namespace {
 
@@ -244,7 +244,7 @@ CdmResponseType PolicyEngine::Query(CdmQueryMap* query_response) {
   }
 
   (*query_response)[QUERY_KEY_LICENSE_TYPE] =
-      license_id_.type() == video_widevine_server::sdk::STREAMING
+      license_id_.type() == video_widevine::STREAMING
           ? QUERY_VALUE_STREAMING
           : QUERY_VALUE_OFFLINE;
   (*query_response)[QUERY_KEY_PLAY_ALLOWED] =