Remove hidl support.

Merged from http://go/wvgerrit/161857

Test: streaming(Netflix, Play Movies & TV)
Test: ./build_and_run_all_unit_tests.sh
Test: adb shell ps | grep drm
Test: metrics_dump
Test: hardware/interfaces/drm/aidl/vts$ atest VtsAidlHalDrmTargetTest

Bug: 259299992
Change-Id: I76bcc82bbfb3fc60987b66265a580946a16c341d

libwvdrmengine/mediacrypto/Android.bp

@@ -22,50 +22,6 @@ package {
     default_applicable_licenses: ["vendor_widevine_license"],
 }
 
-// Builds libwvdrmcryptoplugin_hidl
-//
-cc_library_static {
-    name: "libwvdrmcryptoplugin_hidl",
-
-    srcs: ["src_hidl/WVCryptoPlugin.cpp"],
-
-    include_dirs: [
-        "frameworks/av/include",
-        "frameworks/native/include",
-        "vendor/widevine/libwvdrmengine/cdm/core/include",
-        "vendor/widevine/libwvdrmengine/cdm/include",
-        "vendor/widevine/libwvdrmengine/cdm/metrics/include",
-        "vendor/widevine/libwvdrmengine/cdm/util/include",
-        "vendor/widevine/libwvdrmengine/include",
-        "vendor/widevine/libwvdrmengine/include_hidl",
-        "vendor/widevine/libwvdrmengine/mediacrypto/include_hidl",
-        "vendor/widevine/libwvdrmengine/oemcrypto/include",
-    ],
-
-    header_libs: [
-        "libstagefright_headers",
-        "libutils_headers",
-    ],
-
-    static_libs: ["libcdm_protos"],
-
-    shared_libs: [
-        "android.hardware.drm@1.0",
-        "android.hardware.drm@1.1",
-        "android.hardware.drm@1.2",
-        "android.hardware.drm@1.3",
-        "android.hardware.drm@1.4",
-        "android.hidl.memory@1.0",
-        "libcrypto",
-        "libhidlmemory",
-        "liblog",
-    ],
-
-    cflags: ["-Wthread-safety"],
-
-    proprietary: true,
-}
-
 // Builds libwvdrmcryptoplugin_aidl
 //
 cc_library_static {