Squashed merge 3 CLs.

1. "Change CdmResponseType from enum into a struct"
Merged from http://go/wvgerrit/163199
Bug: 253271674

2. "Log request information when server returns 401"
Bug: 260760387
Bug: 186031735
Merged from http://go/wvgerrit/162798

3. "Specify server version on the command line"
Bug: 251599048
Merged from http://go/wvgerrit/158897

Test: build android.hardware.drm-service.widevine
Test: Netflix and Play Movies & TV
Test: build_and_run_all_unit_tests.sh

Bug: 253271674
Change-Id: I70c950acce070609ee0343920ec68e66b058bc23

libwvdrmengine/include/mapErrors-inl.h

@@ -18,6 +18,11 @@ using ::aidl::android::hardware::drm::Status;
 
 template <typename S = Status>
 static S mapCdmResponseType(wvcdm::CdmResponseType res) {
+  return mapCdmResponseType(static_cast<wvcdm::CdmResponseType>(res));
+}
+
+template <typename S = Status>
+static S mapCdmResponseType(wvcdm::CdmResponseEnum res) {
   Status err = Status::ERROR_DRM_UNKNOWN;
   switch (res) {
     case wvcdm::KEY_ADDED: