Use aidl interface for Widevine service.

The interface is defined in
hardware/interfaces/drm/aidl(http://go/ag/15329852).

Test: build
  m android.hardware.drm-service.widevine -j128

Test: build_and_run_all_unit_tests.sh
  for hidl tests

Test: atest VtsAidlHalDrmTargetTest

Bug: 200055138
Bug: 170964303
Change-Id: If2f2a129914436ba5cef1c46f6cb9415e12c3d1c

libwvdrmengine/vts/vendor_module/Android.bp

@@ -57,8 +57,8 @@ cc_library_shared {
 
     shared_libs: [
         "libbase",
+        "libbinder",
         "libcrypto",
-        "libhidlbase",
         "liblog",
         "libssl",
         "libutils",