Update Widevine HIDL service to 1.2.

Widevine HIDL service added new v1.2 media APIs,
update the service to support new APIs.

Merged from http://go/wvgerrit/67083

Test: Netflix and Play Movies & TV (streaming and offline playback)

Test: GTS WidevineH264PlaybackTests test
  e.g. ANDROID_BUILD_TOP= ./android-gts/toolsefed run gts -m GtsMediaTestCases
  --test com.google.android.media.gts.WidevineH264PlaybackTests#testL1With480P30

Test: Widevine unit tests

bug: 117570686
Change-Id: I3a2091e7c62a0d2697ef97f983fd898aedfb4519

libwvdrmengine/mediadrm/src_hidl/WVDrmPlugin.cpp

@@ -35,7 +35,7 @@ static const char* const kSpecialUnprovisionResponse = "unprovision";
 namespace wvdrm {
 namespace hardware {
 namespace drm {
-namespace V1_1 {
+namespace V1_2 {
 namespace widevine {
 
 using ::android::hardware::drm::V1_0::EventType;
@@ -45,8 +45,8 @@ using ::android::hardware::drm::V1_0::KeyType;
 using ::android::hardware::drm::V1_0::Status;
 using ::android::hardware::drm::V1_1::DrmMetricGroup;
 using ::android::hardware::drm::V1_1::SecurityLevel;
-using ::android::hardware::drm::V1_1::widevine::toHidlVec;
-using ::android::hardware::drm::V1_1::widevine::toVector;
+using ::android::hardware::drm::V1_2::widevine::toHidlVec;
+using ::android::hardware::drm::V1_2::widevine::toVector;
 using ::android::hardware::Void;
 
 using wvcdm::kDefaultCdmIdentifier;
@@ -937,6 +937,33 @@ Return<void> WVDrmPlugin::getSecurityLevel(
   return Void();
 }
 
+Return<void> WVDrmPlugin::getOfflineLicenseKeySetIds(
+    getOfflineLicenseKeySetIds_cb _hidl_cb) {
+  std::vector<KeySetId> keySetIds;
+
+  _hidl_cb(Status::ERROR_DRM_CANNOT_HANDLE, keySetIds);
+  return Void();
+}
+
+Return<void> WVDrmPlugin::getOfflineLicenseState(const KeySetId &keySetId,
+    getOfflineLicenseState_cb _hidl_cb) {
+  if (!keySetId.size()) {
+    _hidl_cb(Status::BAD_VALUE, OfflineLicenseState::UNKNOWN);
+    return Void();
+  }
+
+  _hidl_cb(Status::ERROR_DRM_CANNOT_HANDLE, OfflineLicenseState::UNKNOWN);
+  return Void();
+}
+
+Return<Status> WVDrmPlugin::removeOfflineLicense(const KeySetId &keySetId) {
+  if (!keySetId.size()) {
+    return Status::BAD_VALUE;
+  }
+
+  return Status::ERROR_DRM_CANNOT_HANDLE;
+}
+
 Return<void> WVDrmPlugin::getPropertyString(const hidl_string& propertyName,
                                             getPropertyString_cb _hidl_cb) {
   Status status = Status::OK;
@@ -1793,7 +1820,7 @@ uint32_t WVDrmPlugin::CdmIdentifierBuilder::getNextUniqueId() {
 }
 
 }  // namespace widevine
-}  // namespace V1_1
+}  // namespace V1_2
 }  // namespace drm
 }  // namespace hardware
 }  // namespace wvdrm