diff --git a/drm/libmediadrm/Android.mk b/drm/libmediadrm/Android.mk
index 5b56501..14d5cab 100644
--- a/drm/libmediadrm/Android.mk
+++ b/drm/libmediadrm/Android.mk
@@ -25,16 +25,9 @@
     IDrmClient.cpp \
     IMediaDrmService.cpp \
     MediaCasDefs.cpp \
-    SharedLibrary.cpp
-ifneq ($(DISABLE_TREBLE_DRM), true)
-LOCAL_SRC_FILES += \
+    SharedLibrary.cpp \
     DrmHal.cpp \
     CryptoHal.cpp
-else
-LOCAL_SRC_FILES += \
-    Drm.cpp \
-    Crypto.cpp
-endif
 
 LOCAL_SHARED_LIBRARIES := \
     libbinder \
@@ -43,15 +36,12 @@
     liblog \
     libmediautils \
     libstagefright_foundation \
-    libutils
-ifneq ($(DISABLE_TREBLE_DRM), true)
-LOCAL_SHARED_LIBRARIES += \
+    libutils \
     android.hidl.base@1.0 \
     android.hardware.drm@1.0 \
     libhidlbase \
     libhidlmemory \
     libhidltransport
-endif
 
 LOCAL_CFLAGS += -Werror -Wno-error=deprecated-declarations -Wall
 
diff --git a/drm/libmediadrm/Crypto.cpp b/drm/libmediadrm/Crypto.cpp
deleted file mode 100644
index a5d7346..0000000
--- a/drm/libmediadrm/Crypto.cpp
+++ /dev/null
@@ -1,288 +0,0 @@
-/*
- * Copyright (C) 2012 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-//#define LOG_NDEBUG 0
-#define LOG_TAG "Crypto"
-#include <utils/Log.h>
-#include <dirent.h>
-#include <dlfcn.h>
-
-#include <binder/IMemory.h>
-#include <media/Crypto.h>
-#include <media/DrmPluginPath.h>
-#include <media/hardware/CryptoAPI.h>
-#include <media/stagefright/foundation/ADebug.h>
-#include <media/stagefright/foundation/AString.h>
-#include <media/stagefright/foundation/hexdump.h>
-#include <media/stagefright/MediaErrors.h>
-
-namespace android {
-
-KeyedVector<Vector<uint8_t>, String8> Crypto::mUUIDToLibraryPathMap;
-KeyedVector<String8, wp<SharedLibrary> > Crypto::mLibraryPathToOpenLibraryMap;
-Mutex Crypto::mMapLock;
-
-static bool operator<(const Vector<uint8_t> &lhs, const Vector<uint8_t> &rhs) {
-    if (lhs.size() < rhs.size()) {
-        return true;
-    } else if (lhs.size() > rhs.size()) {
-        return false;
-    }
-
-    return memcmp((void *)lhs.array(), (void *)rhs.array(), rhs.size()) < 0;
-}
-
-Crypto::Crypto()
-    : mInitCheck(NO_INIT),
-      mFactory(NULL),
-      mPlugin(NULL) {
-}
-
-Crypto::~Crypto() {
-    delete mPlugin;
-    mPlugin = NULL;
-    closeFactory();
-}
-
-void Crypto::closeFactory() {
-    delete mFactory;
-    mFactory = NULL;
-    mLibrary.clear();
-}
-
-status_t Crypto::initCheck() const {
-    return mInitCheck;
-}
-
-/*
- * Search the plugins directory for a plugin that supports the scheme
- * specified by uuid
- *
- * If found:
- *    mLibrary holds a strong pointer to the dlopen'd library
- *    mFactory is set to the library's factory method
- *    mInitCheck is set to OK
- *
- * If not found:
- *    mLibrary is cleared and mFactory are set to NULL
- *    mInitCheck is set to an error (!OK)
- */
-void Crypto::findFactoryForScheme(const uint8_t uuid[16]) {
-
-    closeFactory();
-
-    // lock static maps
-    Mutex::Autolock autoLock(mMapLock);
-
-    // first check cache
-    Vector<uint8_t> uuidVector;
-    uuidVector.appendArray(uuid, sizeof(uuid[0]) * 16);
-    ssize_t index = mUUIDToLibraryPathMap.indexOfKey(uuidVector);
-    if (index >= 0) {
-        if (loadLibraryForScheme(mUUIDToLibraryPathMap[index], uuid)) {
-            mInitCheck = OK;
-            return;
-        } else {
-            ALOGE("Failed to load from cached library path!");
-            mInitCheck = ERROR_UNSUPPORTED;
-            return;
-        }
-    }
-
-    // no luck, have to search
-    String8 dirPath(getDrmPluginPath());
-    String8 pluginPath;
-
-    DIR* pDir = opendir(dirPath.string());
-    if (pDir) {
-        struct dirent* pEntry;
-        while ((pEntry = readdir(pDir))) {
-
-            pluginPath = dirPath + "/" + pEntry->d_name;
-
-            if (pluginPath.getPathExtension() == ".so") {
-
-                if (loadLibraryForScheme(pluginPath, uuid)) {
-                    mUUIDToLibraryPathMap.add(uuidVector, pluginPath);
-                    mInitCheck = OK;
-                    closedir(pDir);
-                    return;
-                }
-            }
-        }
-
-        closedir(pDir);
-    }
-
-    // try the legacy libdrmdecrypt.so
-    pluginPath = "libdrmdecrypt.so";
-    if (loadLibraryForScheme(pluginPath, uuid)) {
-        mUUIDToLibraryPathMap.add(uuidVector, pluginPath);
-        mInitCheck = OK;
-        return;
-    }
-
-    mInitCheck = ERROR_UNSUPPORTED;
-}
-
-bool Crypto::loadLibraryForScheme(const String8 &path, const uint8_t uuid[16]) {
-
-    // get strong pointer to open shared library
-    ssize_t index = mLibraryPathToOpenLibraryMap.indexOfKey(path);
-    if (index >= 0) {
-        mLibrary = mLibraryPathToOpenLibraryMap[index].promote();
-    } else {
-        index = mLibraryPathToOpenLibraryMap.add(path, NULL);
-    }
-
-    if (!mLibrary.get()) {
-        mLibrary = new SharedLibrary(path);
-        if (!*mLibrary) {
-            ALOGE("loadLibraryForScheme failed:%s", mLibrary->lastError());
-            return false;
-        }
-
-        mLibraryPathToOpenLibraryMap.replaceValueAt(index, mLibrary);
-    }
-
-    typedef CryptoFactory *(*CreateCryptoFactoryFunc)();
-
-    CreateCryptoFactoryFunc createCryptoFactory =
-        (CreateCryptoFactoryFunc)mLibrary->lookup("createCryptoFactory");
-
-    if (createCryptoFactory == NULL ||
-        (mFactory = createCryptoFactory()) == NULL ||
-        !mFactory->isCryptoSchemeSupported(uuid)) {
-        ALOGE("createCryptoFactory failed:%s", mLibrary->lastError());
-        closeFactory();
-        return false;
-    }
-    return true;
-}
-
-bool Crypto::isCryptoSchemeSupported(const uint8_t uuid[16]) {
-    Mutex::Autolock autoLock(mLock);
-
-    if (mFactory && mFactory->isCryptoSchemeSupported(uuid)) {
-        return true;
-    }
-
-    findFactoryForScheme(uuid);
-    return (mInitCheck == OK);
-}
-
-status_t Crypto::createPlugin(
-        const uint8_t uuid[16], const void *data, size_t size) {
-    Mutex::Autolock autoLock(mLock);
-
-    if (mPlugin != NULL) {
-        return -EINVAL;
-    }
-
-    if (!mFactory || !mFactory->isCryptoSchemeSupported(uuid)) {
-        findFactoryForScheme(uuid);
-    }
-
-    if (mInitCheck != OK) {
-        return mInitCheck;
-    }
-
-    return mFactory->createPlugin(uuid, data, size, &mPlugin);
-}
-
-status_t Crypto::destroyPlugin() {
-    Mutex::Autolock autoLock(mLock);
-
-    if (mInitCheck != OK) {
-        return mInitCheck;
-    }
-
-    if (mPlugin == NULL) {
-        return -EINVAL;
-    }
-
-    delete mPlugin;
-    mPlugin = NULL;
-
-    return OK;
-}
-
-bool Crypto::requiresSecureDecoderComponent(const char *mime) const {
-    Mutex::Autolock autoLock(mLock);
-
-    if (mInitCheck != OK) {
-        return mInitCheck;
-    }
-
-    if (mPlugin == NULL) {
-        return -EINVAL;
-    }
-
-    return mPlugin->requiresSecureDecoderComponent(mime);
-}
-
-ssize_t Crypto::decrypt(const uint8_t key[16], const uint8_t iv[16],
-        CryptoPlugin::Mode mode, const CryptoPlugin::Pattern &pattern,
-        const sp<IMemory> &source, size_t offset,
-        const CryptoPlugin::SubSample *subSamples, size_t numSubSamples,
-        const ICrypto::DestinationBuffer &destination, AString *errorDetailMsg) {
-
-    Mutex::Autolock autoLock(mLock);
-
-    if (mInitCheck != OK) {
-        return mInitCheck;
-    }
-
-    if (mPlugin == NULL) {
-        return -EINVAL;
-    }
-
-    const void *srcPtr = static_cast<uint8_t *>(source->pointer()) + offset;
-
-    void *destPtr;
-    bool secure = false;
-    if (destination.mType == kDestinationTypeNativeHandle) {
-        destPtr = static_cast<void *>(destination.mHandle);
-        secure = true;
-    } else {
-        destPtr = destination.mSharedMemory->pointer();
-    }
-
-    ssize_t result = mPlugin->decrypt(secure, key, iv, mode, pattern, srcPtr, subSamples,
-            numSubSamples, destPtr, errorDetailMsg);
-
-    return result;
-}
-
-void Crypto::notifyResolution(uint32_t width, uint32_t height) {
-    Mutex::Autolock autoLock(mLock);
-
-    if (mInitCheck == OK && mPlugin != NULL) {
-        mPlugin->notifyResolution(width, height);
-    }
-}
-
-status_t Crypto::setMediaDrmSession(const Vector<uint8_t> &sessionId) {
-    Mutex::Autolock autoLock(mLock);
-
-    status_t result = NO_INIT;
-    if (mInitCheck == OK && mPlugin != NULL) {
-        result = mPlugin->setMediaDrmSession(sessionId);
-    }
-    return result;
-}
-
-}  // namespace android
diff --git a/drm/libmediadrm/Drm.cpp b/drm/libmediadrm/Drm.cpp
deleted file mode 100644
index 1004eb8..0000000
--- a/drm/libmediadrm/Drm.cpp
+++ /dev/null
@@ -1,799 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-//#define LOG_NDEBUG 0
-#define LOG_TAG "Drm"
-#include <utils/Log.h>
-
-#include <dirent.h>
-#include <dlfcn.h>
-
-#include <media/DrmPluginPath.h>
-#include <media/DrmSessionClientInterface.h>
-#include <media/DrmSessionManager.h>
-#include <media/Drm.h>
-#include <media/drm/DrmAPI.h>
-#include <media/stagefright/foundation/ADebug.h>
-#include <media/stagefright/foundation/AString.h>
-#include <media/stagefright/foundation/hexdump.h>
-#include <media/stagefright/MediaErrors.h>
-#include <binder/IServiceManager.h>
-#include <binder/IPCThreadState.h>
-
-namespace android {
-
-static inline int getCallingPid() {
-    return IPCThreadState::self()->getCallingPid();
-}
-
-static bool checkPermission(const char* permissionString) {
-    if (getpid() == IPCThreadState::self()->getCallingPid()) return true;
-    bool ok = checkCallingPermission(String16(permissionString));
-    if (!ok) ALOGE("Request requires %s", permissionString);
-    return ok;
-}
-
-KeyedVector<Vector<uint8_t>, String8> Drm::mUUIDToLibraryPathMap;
-KeyedVector<String8, wp<SharedLibrary> > Drm::mLibraryPathToOpenLibraryMap;
-Mutex Drm::mMapLock;
-Mutex Drm::mLock;
-
-static bool operator<(const Vector<uint8_t> &lhs, const Vector<uint8_t> &rhs) {
-    if (lhs.size() < rhs.size()) {
-        return true;
-    } else if (lhs.size() > rhs.size()) {
-        return false;
-    }
-
-    return memcmp((void *)lhs.array(), (void *)rhs.array(), rhs.size()) < 0;
-}
-
-struct DrmSessionClient : public DrmSessionClientInterface {
-    explicit DrmSessionClient(Drm* drm) : mDrm(drm) {}
-
-    virtual bool reclaimSession(const Vector<uint8_t>& sessionId) {
-        sp<Drm> drm = mDrm.promote();
-        if (drm == NULL) {
-            return true;
-        }
-        status_t err = drm->closeSession(sessionId);
-        if (err != OK) {
-            return false;
-        }
-        drm->sendEvent(DrmPlugin::kDrmPluginEventSessionReclaimed, 0, &sessionId, NULL);
-        return true;
-    }
-
-protected:
-    virtual ~DrmSessionClient() {}
-
-private:
-    wp<Drm> mDrm;
-
-    DISALLOW_EVIL_CONSTRUCTORS(DrmSessionClient);
-};
-
-Drm::Drm()
-    : mInitCheck(NO_INIT),
-      mDrmSessionClient(new DrmSessionClient(this)),
-      mListener(NULL),
-      mFactory(NULL),
-      mPlugin(NULL) {
-}
-
-Drm::~Drm() {
-    DrmSessionManager::Instance()->removeDrm(mDrmSessionClient);
-    delete mPlugin;
-    mPlugin = NULL;
-    closeFactory();
-}
-
-void Drm::closeFactory() {
-    delete mFactory;
-    mFactory = NULL;
-    mLibrary.clear();
-}
-
-status_t Drm::initCheck() const {
-    return mInitCheck;
-}
-
-status_t Drm::setListener(const sp<IDrmClient>& listener)
-{
-    Mutex::Autolock lock(mEventLock);
-    if (mListener != NULL){
-        IInterface::asBinder(mListener)->unlinkToDeath(this);
-    }
-    if (listener != NULL) {
-        IInterface::asBinder(listener)->linkToDeath(this);
-    }
-    mListener = listener;
-    return NO_ERROR;
-}
-
-void Drm::sendEvent(DrmPlugin::EventType eventType, int extra,
-                    Vector<uint8_t> const *sessionId,
-                    Vector<uint8_t> const *data)
-{
-    mEventLock.lock();
-    sp<IDrmClient> listener = mListener;
-    mEventLock.unlock();
-
-    if (listener != NULL) {
-        Parcel obj;
-        writeByteArray(obj, sessionId);
-        writeByteArray(obj, data);
-
-        Mutex::Autolock lock(mNotifyLock);
-        listener->notify(eventType, extra, &obj);
-    }
-}
-
-void Drm::sendExpirationUpdate(Vector<uint8_t> const *sessionId,
-                               int64_t expiryTimeInMS)
-{
-    mEventLock.lock();
-    sp<IDrmClient> listener = mListener;
-    mEventLock.unlock();
-
-    if (listener != NULL) {
-        Parcel obj;
-        writeByteArray(obj, sessionId);
-        obj.writeInt64(expiryTimeInMS);
-
-        Mutex::Autolock lock(mNotifyLock);
-        listener->notify(DrmPlugin::kDrmPluginEventExpirationUpdate, 0, &obj);
-    }
-}
-
-void Drm::sendKeysChange(Vector<uint8_t> const *sessionId,
-                         Vector<DrmPlugin::KeyStatus> const *keyStatusList,
-                         bool hasNewUsableKey)
-{
-    mEventLock.lock();
-    sp<IDrmClient> listener = mListener;
-    mEventLock.unlock();
-
-    if (listener != NULL) {
-        Parcel obj;
-        writeByteArray(obj, sessionId);
-
-        size_t nkeys = keyStatusList->size();
-        obj.writeInt32(keyStatusList->size());
-        for (size_t i = 0; i < nkeys; ++i) {
-            const DrmPlugin::KeyStatus *keyStatus = &keyStatusList->itemAt(i);
-            writeByteArray(obj, &keyStatus->mKeyId);
-            obj.writeInt32(keyStatus->mType);
-        }
-        obj.writeInt32(hasNewUsableKey);
-
-        Mutex::Autolock lock(mNotifyLock);
-        listener->notify(DrmPlugin::kDrmPluginEventKeysChange, 0, &obj);
-    }
-}
-
-/*
- * Search the plugins directory for a plugin that supports the scheme
- * specified by uuid
- *
- * If found:
- *    mLibrary holds a strong pointer to the dlopen'd library
- *    mFactory is set to the library's factory method
- *    mInitCheck is set to OK
- *
- * If not found:
- *    mLibrary is cleared and mFactory are set to NULL
- *    mInitCheck is set to an error (!OK)
- */
-void Drm::findFactoryForScheme(const uint8_t uuid[16]) {
-
-    closeFactory();
-
-    // lock static maps
-    Mutex::Autolock autoLock(mMapLock);
-
-    // first check cache
-    Vector<uint8_t> uuidVector;
-    uuidVector.appendArray(uuid, sizeof(uuid[0]) * 16);
-    ssize_t index = mUUIDToLibraryPathMap.indexOfKey(uuidVector);
-    if (index >= 0) {
-        if (loadLibraryForScheme(mUUIDToLibraryPathMap[index], uuid)) {
-            mInitCheck = OK;
-            return;
-        } else {
-            ALOGE("Failed to load from cached library path!");
-            mInitCheck = ERROR_UNSUPPORTED;
-            return;
-        }
-    }
-
-    // no luck, have to search
-    String8 dirPath(getDrmPluginPath());
-    DIR* pDir = opendir(dirPath.string());
-
-    if (pDir == NULL) {
-        mInitCheck = ERROR_UNSUPPORTED;
-        ALOGE("Failed to open plugin directory %s", dirPath.string());
-        return;
-    }
-
-
-    struct dirent* pEntry;
-    while ((pEntry = readdir(pDir))) {
-
-        String8 pluginPath = dirPath + "/" + pEntry->d_name;
-
-        if (pluginPath.getPathExtension() == ".so") {
-
-            if (loadLibraryForScheme(pluginPath, uuid)) {
-                mUUIDToLibraryPathMap.add(uuidVector, pluginPath);
-                mInitCheck = OK;
-                closedir(pDir);
-                return;
-            }
-        }
-    }
-
-    closedir(pDir);
-
-    ALOGE("Failed to find drm plugin");
-    mInitCheck = ERROR_UNSUPPORTED;
-}
-
-bool Drm::loadLibraryForScheme(const String8 &path, const uint8_t uuid[16]) {
-
-    // get strong pointer to open shared library
-    ssize_t index = mLibraryPathToOpenLibraryMap.indexOfKey(path);
-    if (index >= 0) {
-        mLibrary = mLibraryPathToOpenLibraryMap[index].promote();
-    } else {
-        index = mLibraryPathToOpenLibraryMap.add(path, NULL);
-    }
-
-    if (!mLibrary.get()) {
-        mLibrary = new SharedLibrary(path);
-        if (!*mLibrary) {
-            return false;
-        }
-
-        mLibraryPathToOpenLibraryMap.replaceValueAt(index, mLibrary);
-    }
-
-    typedef DrmFactory *(*CreateDrmFactoryFunc)();
-
-    CreateDrmFactoryFunc createDrmFactory =
-        (CreateDrmFactoryFunc)mLibrary->lookup("createDrmFactory");
-
-    if (createDrmFactory == NULL ||
-        (mFactory = createDrmFactory()) == NULL ||
-        !mFactory->isCryptoSchemeSupported(uuid)) {
-        closeFactory();
-        return false;
-    }
-    return true;
-}
-
-bool Drm::isCryptoSchemeSupported(const uint8_t uuid[16], const String8 &mimeType) {
-
-    Mutex::Autolock autoLock(mLock);
-
-    if (!mFactory || !mFactory->isCryptoSchemeSupported(uuid)) {
-        findFactoryForScheme(uuid);
-        if (mInitCheck != OK) {
-            return false;
-        }
-    }
-
-    if (mimeType != "") {
-        return mFactory->isContentTypeSupported(mimeType);
-    }
-
-    return true;
-}
-
-status_t Drm::createPlugin(const uint8_t uuid[16],
-                           const String8& /* appPackageName */) {
-    Mutex::Autolock autoLock(mLock);
-
-    if (mPlugin != NULL) {
-        return -EINVAL;
-    }
-
-    if (!mFactory || !mFactory->isCryptoSchemeSupported(uuid)) {
-        findFactoryForScheme(uuid);
-    }
-
-    if (mInitCheck != OK) {
-        return mInitCheck;
-    }
-
-    status_t result = mFactory->createDrmPlugin(uuid, &mPlugin);
-    if (mPlugin) {
-        mPlugin->setListener(this);
-    } else {
-        ALOGE("Failed to create plugin");
-        return UNEXPECTED_NULL;
-    }
-    return result;
-}
-
-status_t Drm::destroyPlugin() {
-    Mutex::Autolock autoLock(mLock);
-
-    if (mInitCheck != OK) {
-        return mInitCheck;
-    }
-
-    if (mPlugin == NULL) {
-        return -EINVAL;
-    }
-
-    setListener(NULL);
-    delete mPlugin;
-    mPlugin = NULL;
-
-    return OK;
-}
-
-status_t Drm::openSession(Vector<uint8_t> &sessionId) {
-    Mutex::Autolock autoLock(mLock);
-
-    if (mInitCheck != OK) {
-        return mInitCheck;
-    }
-
-    if (mPlugin == NULL) {
-        return -EINVAL;
-    }
-
-    status_t err = mPlugin->openSession(sessionId);
-    if (err == ERROR_DRM_RESOURCE_BUSY) {
-        bool retry = false;
-        mLock.unlock();
-        // reclaimSession may call back to closeSession, since mLock is shared between Drm
-        // instances, we should unlock here to avoid deadlock.
-        retry = DrmSessionManager::Instance()->reclaimSession(getCallingPid());
-        mLock.lock();
-        if (mInitCheck != OK) {
-            return mInitCheck;
-        }
-
-        if (mPlugin == NULL) {
-            return -EINVAL;
-        }
-        if (retry) {
-            err = mPlugin->openSession(sessionId);
-        }
-    }
-    if (err == OK) {
-        DrmSessionManager::Instance()->addSession(getCallingPid(), mDrmSessionClient, sessionId);
-    }
-    return err;
-}
-
-status_t Drm::closeSession(Vector<uint8_t> const &sessionId) {
-    Mutex::Autolock autoLock(mLock);
-
-    if (mInitCheck != OK) {
-        return mInitCheck;
-    }
-
-    if (mPlugin == NULL) {
-        return -EINVAL;
-    }
-
-    status_t err = mPlugin->closeSession(sessionId);
-    if (err == OK) {
-        DrmSessionManager::Instance()->removeSession(sessionId);
-    }
-    return err;
-}
-
-status_t Drm::getKeyRequest(Vector<uint8_t> const &sessionId,
-                            Vector<uint8_t> const &initData,
-                            String8 const &mimeType, DrmPlugin::KeyType keyType,
-                            KeyedVector<String8, String8> const &optionalParameters,
-                            Vector<uint8_t> &request, String8 &defaultUrl,
-                            DrmPlugin::KeyRequestType *keyRequestType) {
-    Mutex::Autolock autoLock(mLock);
-
-    if (mInitCheck != OK) {
-        return mInitCheck;
-    }
-
-    if (mPlugin == NULL) {
-        return -EINVAL;
-    }
-
-    DrmSessionManager::Instance()->useSession(sessionId);
-
-    return mPlugin->getKeyRequest(sessionId, initData, mimeType, keyType,
-                                  optionalParameters, request, defaultUrl,
-                                  keyRequestType);
-}
-
-status_t Drm::provideKeyResponse(Vector<uint8_t> const &sessionId,
-                                 Vector<uint8_t> const &response,
-                                 Vector<uint8_t> &keySetId) {
-    Mutex::Autolock autoLock(mLock);
-
-    if (mInitCheck != OK) {
-        return mInitCheck;
-    }
-
-    if (mPlugin == NULL) {
-        return -EINVAL;
-    }
-
-    DrmSessionManager::Instance()->useSession(sessionId);
-
-    return mPlugin->provideKeyResponse(sessionId, response, keySetId);
-}
-
-status_t Drm::removeKeys(Vector<uint8_t> const &keySetId) {
-    Mutex::Autolock autoLock(mLock);
-
-    if (mInitCheck != OK) {
-        return mInitCheck;
-    }
-
-    if (mPlugin == NULL) {
-        return -EINVAL;
-    }
-
-    return mPlugin->removeKeys(keySetId);
-}
-
-status_t Drm::restoreKeys(Vector<uint8_t> const &sessionId,
-                          Vector<uint8_t> const &keySetId) {
-    Mutex::Autolock autoLock(mLock);
-
-    if (mInitCheck != OK) {
-        return mInitCheck;
-    }
-
-    if (mPlugin == NULL) {
-        return -EINVAL;
-    }
-
-    DrmSessionManager::Instance()->useSession(sessionId);
-
-    return mPlugin->restoreKeys(sessionId, keySetId);
-}
-
-status_t Drm::queryKeyStatus(Vector<uint8_t> const &sessionId,
-                             KeyedVector<String8, String8> &infoMap) const {
-    Mutex::Autolock autoLock(mLock);
-
-    if (mInitCheck != OK) {
-        return mInitCheck;
-    }
-
-    if (mPlugin == NULL) {
-        return -EINVAL;
-    }
-
-    DrmSessionManager::Instance()->useSession(sessionId);
-
-    return mPlugin->queryKeyStatus(sessionId, infoMap);
-}
-
-status_t Drm::getProvisionRequest(String8 const &certType, String8 const &certAuthority,
-                                  Vector<uint8_t> &request, String8 &defaultUrl) {
-    Mutex::Autolock autoLock(mLock);
-
-    if (mInitCheck != OK) {
-        return mInitCheck;
-    }
-
-    if (mPlugin == NULL) {
-        return -EINVAL;
-    }
-
-    return mPlugin->getProvisionRequest(certType, certAuthority,
-                                        request, defaultUrl);
-}
-
-status_t Drm::provideProvisionResponse(Vector<uint8_t> const &response,
-                                       Vector<uint8_t> &certificate,
-                                       Vector<uint8_t> &wrappedKey) {
-    Mutex::Autolock autoLock(mLock);
-
-    if (mInitCheck != OK) {
-        return mInitCheck;
-    }
-
-    if (mPlugin == NULL) {
-        return -EINVAL;
-    }
-
-    return mPlugin->provideProvisionResponse(response, certificate, wrappedKey);
-}
-
-status_t Drm::getSecureStops(List<Vector<uint8_t> > &secureStops) {
-    Mutex::Autolock autoLock(mLock);
-
-    if (mInitCheck != OK) {
-        return mInitCheck;
-    }
-
-    if (mPlugin == NULL) {
-        return -EINVAL;
-    }
-
-    return mPlugin->getSecureStops(secureStops);
-}
-
-status_t Drm::getSecureStop(Vector<uint8_t> const &ssid, Vector<uint8_t> &secureStop) {
-    Mutex::Autolock autoLock(mLock);
-
-    if (mInitCheck != OK) {
-        return mInitCheck;
-    }
-
-    if (mPlugin == NULL) {
-        return -EINVAL;
-    }
-
-    return mPlugin->getSecureStop(ssid, secureStop);
-}
-
-status_t Drm::releaseSecureStops(Vector<uint8_t> const &ssRelease) {
-    Mutex::Autolock autoLock(mLock);
-
-    if (mInitCheck != OK) {
-        return mInitCheck;
-    }
-
-    if (mPlugin == NULL) {
-        return -EINVAL;
-    }
-
-    return mPlugin->releaseSecureStops(ssRelease);
-}
-
-status_t Drm::releaseAllSecureStops() {
-    Mutex::Autolock autoLock(mLock);
-
-    if (mInitCheck != OK) {
-        return mInitCheck;
-    }
-
-    if (mPlugin == NULL) {
-        return -EINVAL;
-    }
-
-    return mPlugin->releaseAllSecureStops();
-}
-
-status_t Drm::getPropertyString(String8 const &name, String8 &value ) const {
-    Mutex::Autolock autoLock(mLock);
-
-    if (mInitCheck != OK) {
-        return mInitCheck;
-    }
-
-    if (mPlugin == NULL) {
-        return -EINVAL;
-    }
-
-    return mPlugin->getPropertyString(name, value);
-}
-
-status_t Drm::getPropertyByteArray(String8 const &name, Vector<uint8_t> &value ) const {
-    Mutex::Autolock autoLock(mLock);
-
-    if (mInitCheck != OK) {
-        return mInitCheck;
-    }
-
-    if (mPlugin == NULL) {
-        return -EINVAL;
-    }
-
-    return mPlugin->getPropertyByteArray(name, value);
-}
-
-status_t Drm::setPropertyString(String8 const &name, String8 const &value ) const {
-    Mutex::Autolock autoLock(mLock);
-
-    if (mInitCheck != OK) {
-        return mInitCheck;
-    }
-
-    if (mPlugin == NULL) {
-        return -EINVAL;
-    }
-
-    return mPlugin->setPropertyString(name, value);
-}
-
-status_t Drm::setPropertyByteArray(String8 const &name,
-                                   Vector<uint8_t> const &value ) const {
-    Mutex::Autolock autoLock(mLock);
-
-    if (mInitCheck != OK) {
-        return mInitCheck;
-    }
-
-    if (mPlugin == NULL) {
-        return -EINVAL;
-    }
-
-    return mPlugin->setPropertyByteArray(name, value);
-}
-
-
-status_t Drm::setCipherAlgorithm(Vector<uint8_t> const &sessionId,
-                                 String8 const &algorithm) {
-    Mutex::Autolock autoLock(mLock);
-
-    if (mInitCheck != OK) {
-        return mInitCheck;
-    }
-
-    if (mPlugin == NULL) {
-        return -EINVAL;
-    }
-
-    DrmSessionManager::Instance()->useSession(sessionId);
-
-    return mPlugin->setCipherAlgorithm(sessionId, algorithm);
-}
-
-status_t Drm::setMacAlgorithm(Vector<uint8_t> const &sessionId,
-                              String8 const &algorithm) {
-    Mutex::Autolock autoLock(mLock);
-
-    if (mInitCheck != OK) {
-        return mInitCheck;
-    }
-
-    if (mPlugin == NULL) {
-        return -EINVAL;
-    }
-
-    DrmSessionManager::Instance()->useSession(sessionId);
-
-    return mPlugin->setMacAlgorithm(sessionId, algorithm);
-}
-
-status_t Drm::encrypt(Vector<uint8_t> const &sessionId,
-                      Vector<uint8_t> const &keyId,
-                      Vector<uint8_t> const &input,
-                      Vector<uint8_t> const &iv,
-                      Vector<uint8_t> &output) {
-    Mutex::Autolock autoLock(mLock);
-
-    if (mInitCheck != OK) {
-        return mInitCheck;
-    }
-
-    if (mPlugin == NULL) {
-        return -EINVAL;
-    }
-
-    DrmSessionManager::Instance()->useSession(sessionId);
-
-    return mPlugin->encrypt(sessionId, keyId, input, iv, output);
-}
-
-status_t Drm::decrypt(Vector<uint8_t> const &sessionId,
-                      Vector<uint8_t> const &keyId,
-                      Vector<uint8_t> const &input,
-                      Vector<uint8_t> const &iv,
-                      Vector<uint8_t> &output) {
-    Mutex::Autolock autoLock(mLock);
-
-    if (mInitCheck != OK) {
-        return mInitCheck;
-    }
-
-    if (mPlugin == NULL) {
-        return -EINVAL;
-    }
-
-    DrmSessionManager::Instance()->useSession(sessionId);
-
-    return mPlugin->decrypt(sessionId, keyId, input, iv, output);
-}
-
-status_t Drm::sign(Vector<uint8_t> const &sessionId,
-                   Vector<uint8_t> const &keyId,
-                   Vector<uint8_t> const &message,
-                   Vector<uint8_t> &signature) {
-    Mutex::Autolock autoLock(mLock);
-
-    if (mInitCheck != OK) {
-        return mInitCheck;
-    }
-
-    if (mPlugin == NULL) {
-        return -EINVAL;
-    }
-
-    DrmSessionManager::Instance()->useSession(sessionId);
-
-    return mPlugin->sign(sessionId, keyId, message, signature);
-}
-
-status_t Drm::verify(Vector<uint8_t> const &sessionId,
-                     Vector<uint8_t> const &keyId,
-                     Vector<uint8_t> const &message,
-                     Vector<uint8_t> const &signature,
-                     bool &match) {
-    Mutex::Autolock autoLock(mLock);
-
-    if (mInitCheck != OK) {
-        return mInitCheck;
-    }
-
-    if (mPlugin == NULL) {
-        return -EINVAL;
-    }
-
-    DrmSessionManager::Instance()->useSession(sessionId);
-
-    return mPlugin->verify(sessionId, keyId, message, signature, match);
-}
-
-status_t Drm::signRSA(Vector<uint8_t> const &sessionId,
-                      String8 const &algorithm,
-                      Vector<uint8_t> const &message,
-                      Vector<uint8_t> const &wrappedKey,
-                      Vector<uint8_t> &signature) {
-    Mutex::Autolock autoLock(mLock);
-
-    if (mInitCheck != OK) {
-        return mInitCheck;
-    }
-
-    if (mPlugin == NULL) {
-        return -EINVAL;
-    }
-
-    if (!checkPermission("android.permission.ACCESS_DRM_CERTIFICATES")) {
-        return -EPERM;
-    }
-
-    DrmSessionManager::Instance()->useSession(sessionId);
-
-    return mPlugin->signRSA(sessionId, algorithm, message, wrappedKey, signature);
-}
-
-void Drm::binderDied(const wp<IBinder> &the_late_who __unused)
-{
-    mEventLock.lock();
-    mListener.clear();
-    mEventLock.unlock();
-
-    Mutex::Autolock autoLock(mLock);
-    delete mPlugin;
-    mPlugin = NULL;
-    closeFactory();
-}
-
-void Drm::writeByteArray(Parcel &obj, Vector<uint8_t> const *array)
-{
-    if (array && array->size()) {
-        obj.writeInt32(array->size());
-        obj.write(array->array(), array->size());
-    } else {
-        obj.writeInt32(0);
-    }
-}
-
-}  // namespace android
diff --git a/services/mediadrm/Android.mk b/services/mediadrm/Android.mk
index fa3a02b..7594388 100644
--- a/services/mediadrm/Android.mk
+++ b/services/mediadrm/Android.mk
@@ -25,19 +25,13 @@
     libbinder \
     liblog \
     libmediadrm \
-    libutils
-ifneq ($(DISABLE_TREBLE_DRM), true)
-LOCAL_SHARED_LIBRARIES += \
+    libutils \
     libhidlbase \
     libhidlmemory \
     android.hidl.base@1.0 \
     android.hardware.drm@1.0
-endif
 
 LOCAL_CFLAGS += -Wall -Wextra -Werror
-ifeq ($(DISABLE_TREBLE_DRM), true)
-LOCAL_CFLAGS += -DDISABLE_TREBLE_DRM=1
-endif
 
 LOCAL_MODULE:= mediadrmserver
 
diff --git a/services/mediadrm/MediaDrmService.cpp b/services/mediadrm/MediaDrmService.cpp
index b9ec347..a368c11 100644
--- a/services/mediadrm/MediaDrmService.cpp
+++ b/services/mediadrm/MediaDrmService.cpp
@@ -24,13 +24,8 @@
 #include <binder/IServiceManager.h>
 #include <utils/Log.h>
 
-#ifdef DISABLE_TREBLE_DRM
-#include <media/Crypto.h>
-#include <media/Drm.h>
-#else
 #include <media/CryptoHal.h>
 #include <media/DrmHal.h>
-#endif
 
 namespace android {
 
@@ -40,19 +35,11 @@
 }
 
 sp<ICrypto> MediaDrmService::makeCrypto() {
-#ifdef DISABLE_TREBLE_DRM
-    return new Crypto;
-#else
     return new CryptoHal;
-#endif
 }
 
 sp<IDrm> MediaDrmService::makeDrm() {
-#ifdef DISABLE_TREBLE_DRM
-    return new Drm;
-#else
     return new DrmHal;
-#endif
 }
 
 } // namespace android