diff --git a/include/ui/Gralloc1.h b/include/ui/Gralloc1.h
deleted file mode 100644
index 90713b3..0000000
--- a/include/ui/Gralloc1.h
+++ /dev/null
@@ -1,295 +0,0 @@
-/*
- * Copyright 2016 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.
- */
-
-#ifndef ANDROID_UI_GRALLOC1_H
-#define ANDROID_UI_GRALLOC1_H
-
-#define GRALLOC1_LOG_TAG "Gralloc1"
-
-#include <functional>
-#include <memory>
-#include <unordered_set>
-
-#include <log/log.h>
-
-#include <ui/Fence.h>
-
-#include <hardware/gralloc1.h>
-
-
-namespace std {
-    template <>
-    struct hash<gralloc1_capability_t> {
-        size_t operator()(gralloc1_capability_t capability) const {
-            return std::hash<int32_t>()(static_cast<int32_t>(capability));
-        }
-    };
-}
-
-namespace android {
-class GraphicBuffer;
-class Fence;
-class GraphicBuffer;
-class Gralloc1On0Adapter;
-} // namespace android
-
-
-// This is not an "official" capability (i.e., it is not found in gralloc1.h),
-// but we will use it to detect that we are running through the adapter, which
-// is capable of collaborating with GraphicBuffer such that queries on a
-// buffer_handle_t succeed
-static const auto GRALLOC1_CAPABILITY_ON_ADAPTER =
-        static_cast<gralloc1_capability_t>(GRALLOC1_LAST_CAPABILITY + 1);
-
-static const auto GRALLOC1_FUNCTION_RETAIN_GRAPHIC_BUFFER =
-        static_cast<gralloc1_function_descriptor_t>(GRALLOC1_LAST_FUNCTION + 1);
-static const auto GRALLOC1_FUNCTION_ALLOCATE_WITH_ID =
-        static_cast<gralloc1_function_descriptor_t>(GRALLOC1_LAST_FUNCTION + 2);
-static const auto GRALLOC1_FUNCTION_LOCK_YCBCR =
-        static_cast<gralloc1_function_descriptor_t>(GRALLOC1_LAST_FUNCTION + 3);
-static const auto GRALLOC1_LAST_ADAPTER_FUNCTION = GRALLOC1_FUNCTION_LOCK_YCBCR;
-
-typedef gralloc1_error_t (*GRALLOC1_PFN_RETAIN_GRAPHIC_BUFFER)(
-        gralloc1_device_t* device, const android::GraphicBuffer* buffer);
-typedef gralloc1_error_t (*GRALLOC1_PFN_ALLOCATE_WITH_ID)(
-        gralloc1_device_t* device, gralloc1_buffer_descriptor_t descriptor,
-        gralloc1_backing_store_t id, buffer_handle_t* outBuffer);
-typedef int32_t /*gralloc1_error_t*/ (*GRALLOC1_PFN_LOCK_YCBCR)(
-        gralloc1_device_t* device, buffer_handle_t buffer,
-        uint64_t /*gralloc1_producer_usage_t*/ producerUsage,
-        uint64_t /*gralloc1_consumer_usage_t*/ consumerUsage,
-        const gralloc1_rect_t* accessRegion, struct android_ycbcr* outYCbCr,
-        int32_t acquireFence);
-
-
-namespace android {
-namespace Gralloc1 {
-
-class Device;
-
-class Descriptor {
-public:
-    Descriptor(Device& device, gralloc1_buffer_descriptor_t deviceId)
-      : mShimDevice(device),
-        mDeviceId(deviceId),
-        mWidth(0),
-        mHeight(0),
-        mFormat(static_cast<android_pixel_format_t>(0)),
-        mLayerCount(0),
-        mProducerUsage(GRALLOC1_PRODUCER_USAGE_NONE),
-        mConsumerUsage(GRALLOC1_CONSUMER_USAGE_NONE) {}
-
-    ~Descriptor();
-
-    gralloc1_buffer_descriptor_t getDeviceId() const { return mDeviceId; }
-
-    gralloc1_error_t setDimensions(uint32_t width, uint32_t height);
-    gralloc1_error_t setFormat(android_pixel_format_t format);
-    gralloc1_error_t setLayerCount(uint32_t layerCount);
-    gralloc1_error_t setProducerUsage(gralloc1_producer_usage_t usage);
-    gralloc1_error_t setConsumerUsage(gralloc1_consumer_usage_t usage);
-
-private:
-    Device& mShimDevice;
-    const gralloc1_buffer_descriptor_t mDeviceId;
-
-    uint32_t mWidth;
-    uint32_t mHeight;
-    android_pixel_format_t mFormat;
-    uint32_t mLayerCount;
-    gralloc1_producer_usage_t mProducerUsage;
-    gralloc1_consumer_usage_t mConsumerUsage;
-
-}; // Descriptor
-
-class Device {
-    friend class Gralloc1::Descriptor;
-
-public:
-    Device(gralloc1_device_t* device);
-
-    bool hasCapability(gralloc1_capability_t capability) const;
-
-    std::string dump();
-
-    std::shared_ptr<Descriptor> createDescriptor();
-
-    gralloc1_error_t allocate(
-            const std::vector<std::shared_ptr<const Descriptor>>& descriptors,
-            std::vector<buffer_handle_t>* outBuffers);
-    gralloc1_error_t allocate(
-            const std::shared_ptr<const Descriptor>& descriptor,
-            gralloc1_backing_store_t id, buffer_handle_t* outBuffer);
-
-    gralloc1_error_t retain(buffer_handle_t buffer);
-    gralloc1_error_t retain(const GraphicBuffer* buffer);
-
-    gralloc1_error_t release(buffer_handle_t buffer);
-
-    gralloc1_error_t getDimensions(buffer_handle_t buffer,
-            uint32_t* outWidth, uint32_t* outHeight);
-    gralloc1_error_t getFormat(buffer_handle_t buffer,
-            int32_t* outFormat);
-    gralloc1_error_t getLayerCount(buffer_handle_t buffer,
-            uint32_t* outLayerCount);
-    gralloc1_error_t getProducerUsage(buffer_handle_t buffer,
-            uint64_t* outProducerUsage);
-    gralloc1_error_t getConsumerUsage(buffer_handle_t buffer,
-            uint64_t* outConsumerUsage);
-    gralloc1_error_t getBackingStore(buffer_handle_t buffer,
-            uint64_t* outBackingStore);
-    gralloc1_error_t getStride(buffer_handle_t buffer, uint32_t* outStride);
-    gralloc1_error_t getNumFlexPlanes(buffer_handle_t buffer,
-            uint32_t* outNumPlanes);
-
-    gralloc1_error_t lock(buffer_handle_t buffer,
-            gralloc1_producer_usage_t producerUsage,
-            gralloc1_consumer_usage_t consumerUsage,
-            const gralloc1_rect_t* accessRegion, void** outData,
-            const sp<Fence>& acquireFence);
-    gralloc1_error_t lockFlex(buffer_handle_t buffer,
-            gralloc1_producer_usage_t producerUsage,
-            gralloc1_consumer_usage_t consumerUsage,
-            const gralloc1_rect_t* accessRegion,
-            struct android_flex_layout* outData, const sp<Fence>& acquireFence);
-    gralloc1_error_t lockYCbCr(buffer_handle_t buffer,
-            gralloc1_producer_usage_t producerUsage,
-            gralloc1_consumer_usage_t consumerUsage,
-            const gralloc1_rect_t* accessRegion, struct android_ycbcr* outData,
-            const sp<Fence>& acquireFence);
-
-    gralloc1_error_t unlock(buffer_handle_t buffer, sp<Fence>* outFence);
-
-private:
-    std::unordered_set<gralloc1_capability_t> loadCapabilities();
-
-    bool loadFunctions();
-
-    template <typename LockType, typename OutType>
-    gralloc1_error_t lockHelper(LockType pfn, buffer_handle_t buffer,
-            gralloc1_producer_usage_t producerUsage,
-            gralloc1_consumer_usage_t consumerUsage,
-            const gralloc1_rect_t* accessRegion, OutType* outData,
-            const sp<Fence>& acquireFence) {
-        int32_t intError = pfn(mDevice, buffer,
-                static_cast<uint64_t>(producerUsage),
-                static_cast<uint64_t>(consumerUsage), accessRegion, outData,
-                acquireFence->dup());
-        return static_cast<gralloc1_error_t>(intError);
-    }
-
-    gralloc1_device_t* const mDevice;
-
-    const std::unordered_set<gralloc1_capability_t> mCapabilities;
-
-    template <typename PFN, gralloc1_function_descriptor_t descriptor>
-    struct FunctionLoader {
-        FunctionLoader() : pfn(nullptr) {}
-
-        bool load(gralloc1_device_t* device, bool errorIfNull) {
-            gralloc1_function_pointer_t rawPointer =
-                    device->getFunction(device, descriptor);
-            pfn = reinterpret_cast<PFN>(rawPointer);
-            if (errorIfNull && !rawPointer) {
-                ALOG(LOG_ERROR, GRALLOC1_LOG_TAG,
-                        "Failed to load function pointer %d", descriptor);
-            }
-            return rawPointer != nullptr;
-        }
-
-        template <typename ...Args>
-        typename std::result_of<PFN(Args...)>::type operator()(Args... args) {
-            return pfn(args...);
-        }
-
-        PFN pfn;
-    };
-
-    // Function pointers
-    struct Functions {
-        FunctionLoader<GRALLOC1_PFN_DUMP, GRALLOC1_FUNCTION_DUMP> dump;
-        FunctionLoader<GRALLOC1_PFN_CREATE_DESCRIPTOR,
-                GRALLOC1_FUNCTION_CREATE_DESCRIPTOR> createDescriptor;
-        FunctionLoader<GRALLOC1_PFN_DESTROY_DESCRIPTOR,
-                GRALLOC1_FUNCTION_DESTROY_DESCRIPTOR> destroyDescriptor;
-        FunctionLoader<GRALLOC1_PFN_SET_CONSUMER_USAGE,
-                GRALLOC1_FUNCTION_SET_CONSUMER_USAGE> setConsumerUsage;
-        FunctionLoader<GRALLOC1_PFN_SET_DIMENSIONS,
-                GRALLOC1_FUNCTION_SET_DIMENSIONS> setDimensions;
-        FunctionLoader<GRALLOC1_PFN_SET_FORMAT,
-                GRALLOC1_FUNCTION_SET_FORMAT> setFormat;
-        FunctionLoader<GRALLOC1_PFN_SET_LAYER_COUNT,
-                GRALLOC1_FUNCTION_SET_LAYER_COUNT> setLayerCount;
-        FunctionLoader<GRALLOC1_PFN_SET_PRODUCER_USAGE,
-                GRALLOC1_FUNCTION_SET_PRODUCER_USAGE> setProducerUsage;
-        FunctionLoader<GRALLOC1_PFN_GET_BACKING_STORE,
-                GRALLOC1_FUNCTION_GET_BACKING_STORE> getBackingStore;
-        FunctionLoader<GRALLOC1_PFN_GET_CONSUMER_USAGE,
-                GRALLOC1_FUNCTION_GET_CONSUMER_USAGE> getConsumerUsage;
-        FunctionLoader<GRALLOC1_PFN_GET_DIMENSIONS,
-                GRALLOC1_FUNCTION_GET_DIMENSIONS> getDimensions;
-        FunctionLoader<GRALLOC1_PFN_GET_FORMAT,
-                GRALLOC1_FUNCTION_GET_FORMAT> getFormat;
-        FunctionLoader<GRALLOC1_PFN_GET_LAYER_COUNT,
-                GRALLOC1_FUNCTION_GET_LAYER_COUNT> getLayerCount;
-        FunctionLoader<GRALLOC1_PFN_GET_PRODUCER_USAGE,
-                GRALLOC1_FUNCTION_GET_PRODUCER_USAGE> getProducerUsage;
-        FunctionLoader<GRALLOC1_PFN_GET_STRIDE,
-                GRALLOC1_FUNCTION_GET_STRIDE> getStride;
-        FunctionLoader<GRALLOC1_PFN_ALLOCATE,
-                GRALLOC1_FUNCTION_ALLOCATE> allocate;
-        FunctionLoader<GRALLOC1_PFN_RETAIN,
-                GRALLOC1_FUNCTION_RETAIN> retain;
-        FunctionLoader<GRALLOC1_PFN_RELEASE,
-                GRALLOC1_FUNCTION_RELEASE> release;
-        FunctionLoader<GRALLOC1_PFN_GET_NUM_FLEX_PLANES,
-                GRALLOC1_FUNCTION_GET_NUM_FLEX_PLANES> getNumFlexPlanes;
-        FunctionLoader<GRALLOC1_PFN_LOCK,
-                GRALLOC1_FUNCTION_LOCK> lock;
-        FunctionLoader<GRALLOC1_PFN_LOCK_FLEX,
-                GRALLOC1_FUNCTION_LOCK_FLEX> lockFlex;
-        FunctionLoader<GRALLOC1_PFN_LOCK_YCBCR,
-                GRALLOC1_FUNCTION_LOCK_YCBCR> lockYCbCr;
-        FunctionLoader<GRALLOC1_PFN_UNLOCK,
-                GRALLOC1_FUNCTION_UNLOCK> unlock;
-
-        // Adapter-only functions
-        FunctionLoader<GRALLOC1_PFN_RETAIN_GRAPHIC_BUFFER,
-                GRALLOC1_FUNCTION_RETAIN_GRAPHIC_BUFFER> retainGraphicBuffer;
-        FunctionLoader<GRALLOC1_PFN_ALLOCATE_WITH_ID,
-                GRALLOC1_FUNCTION_ALLOCATE_WITH_ID> allocateWithId;
-    } mFunctions;
-
-}; // class android::Gralloc1::Device
-
-class Loader
-{
-public:
-    Loader();
-    ~Loader();
-
-    std::unique_ptr<Device> getDevice();
-
-private:
-    static std::unique_ptr<Gralloc1On0Adapter> mAdapter;
-    std::unique_ptr<Device> mDevice;
-};
-
-} // namespace android::Gralloc1
-
-} // namespace android
-
-#endif
diff --git a/include/ui/Gralloc1On0Adapter.h b/include/ui/Gralloc1On0Adapter.h
deleted file mode 100644
index 6379a08..0000000
--- a/include/ui/Gralloc1On0Adapter.h
+++ /dev/null
@@ -1,478 +0,0 @@
-/*
- * Copyright 2016 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.
- */
-
-#ifndef ANDROID_UI_GRALLOC_1_ON_0_ADAPTER_H
-#define ANDROID_UI_GRALLOC_1_ON_0_ADAPTER_H
-
-#include <log/log.h>
-
-#include <ui/Fence.h>
-
-#include <hardware/gralloc.h>
-#include <hardware/gralloc1.h>
-
-#include <mutex>
-#include <string>
-#include <unordered_map>
-#include <vector>
-
-namespace android {
-class GraphicBuffer;
-} // namespace android
-
-struct gralloc_module_t;
-
-namespace android {
-
-class Gralloc1On0Adapter : public gralloc1_device_t
-{
-public:
-    Gralloc1On0Adapter(const hw_module_t* module);
-    ~Gralloc1On0Adapter();
-
-    gralloc1_device_t* getDevice() {
-        return static_cast<gralloc1_device_t*>(this);
-    }
-
-private:
-    static inline Gralloc1On0Adapter* getAdapter(gralloc1_device_t* device) {
-        return static_cast<Gralloc1On0Adapter*>(device);
-    }
-
-    // getCapabilities
-
-    void doGetCapabilities(uint32_t* outCount,
-            int32_t* /*gralloc1_capability_t*/ outCapabilities);
-    static void getCapabilitiesHook(gralloc1_device_t* device,
-            uint32_t* outCount,
-            int32_t* /*gralloc1_capability_t*/ outCapabilities) {
-        getAdapter(device)->doGetCapabilities(outCount, outCapabilities);
-    }
-
-    // getFunction
-
-    gralloc1_function_pointer_t doGetFunction(
-            int32_t /*gralloc1_function_descriptor_t*/ descriptor);
-    static gralloc1_function_pointer_t getFunctionHook(
-            gralloc1_device_t* device,
-            int32_t /*gralloc1_function_descriptor_t*/ descriptor) {
-        return getAdapter(device)->doGetFunction(descriptor);
-    }
-
-    // dump
-
-    void dump(uint32_t* outSize, char* outBuffer);
-    static void dumpHook(gralloc1_device_t* device, uint32_t* outSize,
-            char* outBuffer) {
-        return getAdapter(device)->dump(outSize, outBuffer);
-    }
-    std::string mCachedDump;
-
-    // Buffer descriptor lifecycle functions
-
-    struct Descriptor;
-
-    gralloc1_error_t createDescriptor(
-            gralloc1_buffer_descriptor_t* outDescriptor);
-    static int32_t createDescriptorHook(gralloc1_device_t* device,
-            gralloc1_buffer_descriptor_t* outDescriptor) {
-        auto error = getAdapter(device)->createDescriptor(outDescriptor);
-        return static_cast<int32_t>(error);
-    }
-
-    gralloc1_error_t destroyDescriptor(gralloc1_buffer_descriptor_t descriptor);
-    static int32_t destroyDescriptorHook(gralloc1_device_t* device,
-            gralloc1_buffer_descriptor_t descriptor) {
-        auto error = getAdapter(device)->destroyDescriptor(descriptor);
-        return static_cast<int32_t>(error);
-    }
-
-    // Buffer descriptor modification functions
-
-    struct Descriptor : public std::enable_shared_from_this<Descriptor> {
-        Descriptor(Gralloc1On0Adapter* _adapter,
-                gralloc1_buffer_descriptor_t _id)
-          : adapter(_adapter),
-            id(_id),
-            width(0),
-            height(0),
-            format(HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED),
-            layerCount(1),
-            producerUsage(GRALLOC1_PRODUCER_USAGE_NONE),
-            consumerUsage(GRALLOC1_CONSUMER_USAGE_NONE) {}
-
-        gralloc1_error_t setDimensions(uint32_t w, uint32_t h) {
-            width = w;
-            height = h;
-            return GRALLOC1_ERROR_NONE;
-        }
-
-        gralloc1_error_t setFormat(int32_t f) {
-            format = f;
-            return GRALLOC1_ERROR_NONE;
-        }
-
-        gralloc1_error_t setLayerCount(uint32_t lc) {
-            layerCount = lc;
-            return GRALLOC1_ERROR_NONE;
-        }
-
-        gralloc1_error_t setProducerUsage(gralloc1_producer_usage_t usage) {
-            producerUsage = usage;
-            return GRALLOC1_ERROR_NONE;
-        }
-
-        gralloc1_error_t setConsumerUsage(gralloc1_consumer_usage_t usage) {
-            consumerUsage = usage;
-            return GRALLOC1_ERROR_NONE;
-        }
-
-        Gralloc1On0Adapter* const adapter;
-        const gralloc1_buffer_descriptor_t id;
-
-        uint32_t width;
-        uint32_t height;
-        int32_t format;
-        uint32_t layerCount;
-        gralloc1_producer_usage_t producerUsage;
-        gralloc1_consumer_usage_t consumerUsage;
-    };
-
-    template <typename ...Args>
-    static int32_t callDescriptorFunction(gralloc1_device_t* device,
-            gralloc1_buffer_descriptor_t descriptorId,
-            gralloc1_error_t (Descriptor::*member)(Args...), Args... args) {
-        auto descriptor = getAdapter(device)->getDescriptor(descriptorId);
-        if (!descriptor) {
-            return static_cast<int32_t>(GRALLOC1_ERROR_BAD_DESCRIPTOR);
-        }
-        auto error = ((*descriptor).*member)(std::forward<Args>(args)...);
-        return static_cast<int32_t>(error);
-    }
-
-    static int32_t setConsumerUsageHook(gralloc1_device_t* device,
-            gralloc1_buffer_descriptor_t descriptorId, uint64_t intUsage) {
-        auto usage = static_cast<gralloc1_consumer_usage_t>(intUsage);
-        return callDescriptorFunction(device, descriptorId,
-                &Descriptor::setConsumerUsage, usage);
-    }
-
-    static int32_t setDimensionsHook(gralloc1_device_t* device,
-            gralloc1_buffer_descriptor_t descriptorId, uint32_t width,
-            uint32_t height) {
-        return callDescriptorFunction(device, descriptorId,
-                &Descriptor::setDimensions, width, height);
-    }
-
-    static int32_t setFormatHook(gralloc1_device_t* device,
-            gralloc1_buffer_descriptor_t descriptorId, int32_t format) {
-        return callDescriptorFunction(device, descriptorId,
-                &Descriptor::setFormat, format);
-    }
-
-    static int32_t setLayerCountHook(gralloc1_device_t* device,
-            gralloc1_buffer_descriptor_t descriptorId, uint32_t layerCount) {
-        return callDescriptorFunction(device, descriptorId,
-                &Descriptor::setLayerCount, layerCount);
-    }
-
-    static int32_t setProducerUsageHook(gralloc1_device_t* device,
-            gralloc1_buffer_descriptor_t descriptorId, uint64_t intUsage) {
-        auto usage = static_cast<gralloc1_producer_usage_t>(intUsage);
-        return callDescriptorFunction(device, descriptorId,
-                &Descriptor::setProducerUsage, usage);
-    }
-
-    // Buffer handle query functions
-
-    class Buffer {
-    public:
-        Buffer(buffer_handle_t handle, gralloc1_backing_store_t store,
-                const Descriptor& descriptor, uint32_t stride,
-                bool wasAllocated);
-
-        buffer_handle_t getHandle() const { return mHandle; }
-
-        void retain() { ++mReferenceCount; }
-
-        // Returns true if the reference count has dropped to 0, indicating that
-        // the buffer needs to be released
-        bool release() { return --mReferenceCount == 0; }
-
-        bool wasAllocated() const { return mWasAllocated; }
-
-        gralloc1_error_t getBackingStore(
-                gralloc1_backing_store_t* outStore) const {
-            *outStore = mStore;
-            return GRALLOC1_ERROR_NONE;
-        }
-
-        gralloc1_error_t getConsumerUsage(
-                gralloc1_consumer_usage_t* outUsage) const {
-            *outUsage = mDescriptor.consumerUsage;
-            return GRALLOC1_ERROR_NONE;
-        }
-
-        gralloc1_error_t getDimensions(uint32_t* outWidth,
-                uint32_t* outHeight) const {
-            *outWidth = mDescriptor.width;
-            *outHeight = mDescriptor.height;
-            return GRALLOC1_ERROR_NONE;
-        }
-
-        gralloc1_error_t getFormat(int32_t* outFormat) const {
-            *outFormat = mDescriptor.format;
-            return GRALLOC1_ERROR_NONE;
-        }
-
-        gralloc1_error_t getLayerCount(uint32_t* outLayerCount) const {
-            *outLayerCount = mDescriptor.layerCount;
-            return GRALLOC1_ERROR_NONE;
-        }
-
-        gralloc1_error_t getNumFlexPlanes(uint32_t* outNumPlanes) const {
-            // TODO: This is conservative, and we could do better by examining
-            // the format, but it won't hurt anything for now
-            *outNumPlanes = 4;
-            return GRALLOC1_ERROR_NONE;
-        }
-
-        gralloc1_error_t getProducerUsage(
-                gralloc1_producer_usage_t* outUsage) const {
-            *outUsage = mDescriptor.producerUsage;
-            return GRALLOC1_ERROR_NONE;
-        }
-
-        gralloc1_error_t getStride(uint32_t* outStride) const {
-            *outStride = mStride;
-            return GRALLOC1_ERROR_NONE;
-        }
-
-    private:
-
-        const buffer_handle_t mHandle;
-        size_t mReferenceCount;
-
-        // Since we're adapting to gralloc0, there will always be a 1:1
-        // correspondence between buffer handles and backing stores, and the
-        // backing store ID will be the same as the GraphicBuffer unique ID
-        const gralloc1_backing_store_t mStore;
-
-        const Descriptor mDescriptor;
-        const uint32_t mStride;
-
-        // Whether this buffer allocated in this process (as opposed to just
-        // being retained here), which determines whether to free or unregister
-        // the buffer when this Buffer is released
-        const bool mWasAllocated;
-    };
-
-    template <typename ...Args>
-    static int32_t callBufferFunction(gralloc1_device_t* device,
-            buffer_handle_t bufferHandle,
-            gralloc1_error_t (Buffer::*member)(Args...) const, Args... args) {
-        auto buffer = getAdapter(device)->getBuffer(bufferHandle);
-        if (!buffer) {
-            return static_cast<int32_t>(GRALLOC1_ERROR_BAD_HANDLE);
-        }
-        auto error = ((*buffer).*member)(std::forward<Args>(args)...);
-        return static_cast<int32_t>(error);
-    }
-
-    template <typename MF, MF memFunc, typename ...Args>
-    static int32_t bufferHook(gralloc1_device_t* device,
-            buffer_handle_t bufferHandle, Args... args) {
-        return Gralloc1On0Adapter::callBufferFunction(device, bufferHandle,
-                memFunc, std::forward<Args>(args)...);
-    }
-
-    static int32_t getConsumerUsageHook(gralloc1_device_t* device,
-            buffer_handle_t bufferHandle, uint64_t* outUsage) {
-        auto usage = GRALLOC1_CONSUMER_USAGE_NONE;
-        auto error = callBufferFunction(device, bufferHandle,
-                &Buffer::getConsumerUsage, &usage);
-        if (error == GRALLOC1_ERROR_NONE) {
-            *outUsage = static_cast<uint64_t>(usage);
-        }
-        return error;
-    }
-
-    static int32_t getProducerUsageHook(gralloc1_device_t* device,
-            buffer_handle_t bufferHandle, uint64_t* outUsage) {
-        auto usage = GRALLOC1_PRODUCER_USAGE_NONE;
-        auto error = callBufferFunction(device, bufferHandle,
-                &Buffer::getProducerUsage, &usage);
-        if (error == GRALLOC1_ERROR_NONE) {
-            *outUsage = static_cast<uint64_t>(usage);
-        }
-        return error;
-    }
-
-    // Buffer management functions
-
-    // We don't provide GRALLOC1_FUNCTION_ALLOCATE, since this should always be
-    // called through GRALLOC1_FUNCTION_ALLOCATE_WITH_ID
-    gralloc1_error_t allocate(
-            const std::shared_ptr<Descriptor>& descriptor,
-            gralloc1_backing_store_t id,
-            buffer_handle_t* outBufferHandle);
-    static gralloc1_error_t allocateWithIdHook(gralloc1_device_t* device,
-            gralloc1_buffer_descriptor_t descriptors,
-            gralloc1_backing_store_t id, buffer_handle_t* outBuffer);
-
-    gralloc1_error_t retain(const std::shared_ptr<Buffer>& buffer);
-    gralloc1_error_t release(const std::shared_ptr<Buffer>& buffer);
-
-    // Member function pointer 'member' will either be retain or release
-    template <gralloc1_error_t (Gralloc1On0Adapter::*member)(
-            const std::shared_ptr<Buffer>& buffer)>
-    static int32_t managementHook(gralloc1_device_t* device,
-            buffer_handle_t bufferHandle) {
-        auto adapter = getAdapter(device);
-
-        auto buffer = adapter->getBuffer(bufferHandle);
-        if (!buffer) {
-            return static_cast<int32_t>(GRALLOC1_ERROR_BAD_HANDLE);
-        }
-
-        auto error = ((*adapter).*member)(buffer);
-        return static_cast<int32_t>(error);
-    }
-
-    gralloc1_error_t retain(const GraphicBuffer* buffer);
-    static gralloc1_error_t retainGraphicBufferHook(gralloc1_device_t* device,
-            const GraphicBuffer* buffer) {
-        auto adapter = getAdapter(device);
-        return adapter->retain(buffer);
-    }
-
-    // Buffer access functions
-
-    gralloc1_error_t lock(const std::shared_ptr<Buffer>& buffer,
-            gralloc1_producer_usage_t producerUsage,
-            gralloc1_consumer_usage_t consumerUsage,
-            const gralloc1_rect_t& accessRegion, void** outData,
-            const sp<Fence>& acquireFence);
-    gralloc1_error_t lockFlex(const std::shared_ptr<Buffer>& buffer,
-            gralloc1_producer_usage_t producerUsage,
-            gralloc1_consumer_usage_t consumerUsage,
-            const gralloc1_rect_t& accessRegion,
-            struct android_flex_layout* outFlex,
-            const sp<Fence>& acquireFence);
-    gralloc1_error_t lockYCbCr(const std::shared_ptr<Buffer>& buffer,
-            gralloc1_producer_usage_t producerUsage,
-            gralloc1_consumer_usage_t consumerUsage,
-            const gralloc1_rect_t& accessRegion,
-            struct android_ycbcr* outFlex,
-            const sp<Fence>& acquireFence);
-
-    template <typename OUT, gralloc1_error_t (Gralloc1On0Adapter::*member)(
-            const std::shared_ptr<Buffer>&, gralloc1_producer_usage_t,
-            gralloc1_consumer_usage_t, const gralloc1_rect_t&, OUT*,
-            const sp<Fence>&)>
-    static int32_t lockHook(gralloc1_device_t* device,
-            buffer_handle_t bufferHandle,
-            uint64_t /*gralloc1_producer_usage_t*/ uintProducerUsage,
-            uint64_t /*gralloc1_consumer_usage_t*/ uintConsumerUsage,
-            const gralloc1_rect_t* accessRegion, OUT* outData,
-            int32_t acquireFenceFd) {
-        auto adapter = getAdapter(device);
-
-        // Exactly one of producer and consumer usage must be *_USAGE_NONE,
-        // but we can't check this until the upper levels of the framework
-        // correctly distinguish between producer and consumer usage
-        /*
-        bool hasProducerUsage =
-                uintProducerUsage != GRALLOC1_PRODUCER_USAGE_NONE;
-        bool hasConsumerUsage =
-                uintConsumerUsage != GRALLOC1_CONSUMER_USAGE_NONE;
-        if (hasProducerUsage && hasConsumerUsage ||
-                !hasProducerUsage && !hasConsumerUsage) {
-            return static_cast<int32_t>(GRALLOC1_ERROR_BAD_VALUE);
-        }
-        */
-
-        auto producerUsage =
-                static_cast<gralloc1_producer_usage_t>(uintProducerUsage);
-        auto consumerUsage =
-                static_cast<gralloc1_consumer_usage_t>(uintConsumerUsage);
-
-        if (!outData) {
-            const auto producerCpuUsage = GRALLOC1_PRODUCER_USAGE_CPU_READ |
-                    GRALLOC1_PRODUCER_USAGE_CPU_WRITE;
-            if ((producerUsage & producerCpuUsage) != 0) {
-                return static_cast<int32_t>(GRALLOC1_ERROR_BAD_VALUE);
-            }
-            if ((consumerUsage & GRALLOC1_CONSUMER_USAGE_CPU_READ) != 0) {
-                return static_cast<int32_t>(GRALLOC1_ERROR_BAD_VALUE);
-            }
-        }
-
-        auto buffer = adapter->getBuffer(bufferHandle);
-        if (!buffer) {
-            return static_cast<int32_t>(GRALLOC1_ERROR_BAD_HANDLE);
-        }
-
-        if (!accessRegion) {
-            ALOGE("accessRegion is null");
-            return static_cast<int32_t>(GRALLOC1_ERROR_BAD_VALUE);
-        }
-
-        sp<Fence> acquireFence{new Fence(acquireFenceFd)};
-        auto error = ((*adapter).*member)(buffer, producerUsage, consumerUsage,
-                *accessRegion, outData, acquireFence);
-        return static_cast<int32_t>(error);
-    }
-
-    gralloc1_error_t unlock(const std::shared_ptr<Buffer>& buffer,
-            sp<Fence>* outReleaseFence);
-    static int32_t unlockHook(gralloc1_device_t* device,
-            buffer_handle_t bufferHandle, int32_t* outReleaseFenceFd) {
-        auto adapter = getAdapter(device);
-
-        auto buffer = adapter->getBuffer(bufferHandle);
-        if (!buffer) {
-            return static_cast<int32_t>(GRALLOC1_ERROR_BAD_HANDLE);
-        }
-
-        sp<Fence> releaseFence = Fence::NO_FENCE;
-        auto error = adapter->unlock(buffer, &releaseFence);
-        if (error == GRALLOC1_ERROR_NONE) {
-            *outReleaseFenceFd = releaseFence->dup();
-        }
-        return static_cast<int32_t>(error);
-    }
-
-    // Adapter internals
-    const gralloc_module_t* mModule;
-    uint8_t mMinorVersion;
-    alloc_device_t* mDevice;
-
-    std::shared_ptr<Descriptor> getDescriptor(
-            gralloc1_buffer_descriptor_t descriptorId);
-    std::shared_ptr<Buffer> getBuffer(buffer_handle_t bufferHandle);
-
-    static std::atomic<gralloc1_buffer_descriptor_t> sNextBufferDescriptorId;
-    std::mutex mDescriptorMutex;
-    std::unordered_map<gralloc1_buffer_descriptor_t,
-            std::shared_ptr<Descriptor>> mDescriptors;
-    std::mutex mBufferMutex;
-    std::unordered_map<buffer_handle_t, std::shared_ptr<Buffer>> mBuffers;
-};
-
-} // namespace android
-
-#endif
diff --git a/include/ui/Gralloc2.h b/include/ui/Gralloc2.h
index c59d327..f826b92 100644
--- a/include/ui/Gralloc2.h
+++ b/include/ui/Gralloc2.h
@@ -41,9 +41,6 @@
 public:
     Mapper();
 
-    // this will be removed and Mapper will be always valid
-    bool valid() const { return (mMapper != nullptr); }
-
     Error createDescriptor(
             const IMapper::BufferDescriptorInfo& descriptorInfo,
             BufferDescriptor* outDescriptor) const;
@@ -84,9 +81,6 @@
     // time.
     Allocator(const Mapper& mapper);
 
-    // this will be removed and Allocator will be always valid
-    bool valid() const { return (mAllocator != nullptr); }
-
     std::string dumpDebugInfo() const;
 
     /*
diff --git a/include/ui/GraphicBufferAllocator.h b/include/ui/GraphicBufferAllocator.h
index 95eb8fd..c4cbfc4 100644
--- a/include/ui/GraphicBufferAllocator.h
+++ b/include/ui/GraphicBufferAllocator.h
@@ -25,14 +25,15 @@
 
 #include <cutils/native_handle.h>
 
+#include <system/window.h>
+
+#include <ui/PixelFormat.h>
+
 #include <utils/Errors.h>
 #include <utils/KeyedVector.h>
 #include <utils/Mutex.h>
 #include <utils/Singleton.h>
 
-#include <ui/Gralloc1.h>
-#include <ui/PixelFormat.h>
-
 namespace android {
 
 namespace Gralloc2 {
@@ -45,25 +46,6 @@
 class GraphicBufferAllocator : public Singleton<GraphicBufferAllocator>
 {
 public:
-    enum {
-        USAGE_SW_READ_NEVER     = GRALLOC1_CONSUMER_USAGE_CPU_READ_NEVER,
-        USAGE_SW_READ_RARELY    = GRALLOC1_CONSUMER_USAGE_CPU_READ,
-        USAGE_SW_READ_OFTEN     = GRALLOC1_CONSUMER_USAGE_CPU_READ_OFTEN,
-        USAGE_SW_READ_MASK      = GRALLOC1_CONSUMER_USAGE_CPU_READ_OFTEN,
-
-        USAGE_SW_WRITE_NEVER    = GRALLOC1_PRODUCER_USAGE_CPU_WRITE_NEVER,
-        USAGE_SW_WRITE_RARELY   = GRALLOC1_PRODUCER_USAGE_CPU_WRITE,
-        USAGE_SW_WRITE_OFTEN    = GRALLOC1_PRODUCER_USAGE_CPU_WRITE_OFTEN,
-        USAGE_SW_WRITE_MASK     = GRALLOC1_PRODUCER_USAGE_CPU_WRITE_OFTEN,
-
-        USAGE_SOFTWARE_MASK     = USAGE_SW_READ_MASK|USAGE_SW_WRITE_MASK,
-
-        USAGE_HW_TEXTURE        = GRALLOC1_CONSUMER_USAGE_GPU_TEXTURE,
-        USAGE_HW_RENDER         = GRALLOC1_PRODUCER_USAGE_GPU_RENDER_TARGET,
-        USAGE_HW_2D             = 0x00000400, // Deprecated
-        USAGE_HW_MASK           = 0x00071F00, // Deprecated
-    };
-
     static inline GraphicBufferAllocator& get() { return getInstance(); }
 
     status_t allocate(uint32_t w, uint32_t h, PixelFormat format,
@@ -98,9 +80,6 @@
 
     GraphicBufferMapper& mMapper;
     const std::unique_ptr<const Gralloc2::Allocator> mAllocator;
-
-    std::unique_ptr<Gralloc1::Loader> mLoader;
-    std::unique_ptr<Gralloc1::Device> mDevice;
 };
 
 // ---------------------------------------------------------------------------
diff --git a/include/ui/GraphicBufferMapper.h b/include/ui/GraphicBufferMapper.h
index d69f8fc..e0702e9 100644
--- a/include/ui/GraphicBufferMapper.h
+++ b/include/ui/GraphicBufferMapper.h
@@ -22,8 +22,6 @@
 
 #include <memory>
 
-#include <ui/Gralloc1.h>
-
 #include <utils/Singleton.h>
 
 
@@ -52,9 +50,6 @@
     status_t importBuffer(buffer_handle_t rawHandle,
             buffer_handle_t* outHandle);
 
-    // This is temporary and will be removed soon
-    status_t importBuffer(const GraphicBuffer* buffer);
-
     status_t freeBuffer(buffer_handle_t handle);
 
     status_t lock(buffer_handle_t handle,
@@ -89,9 +84,6 @@
     GraphicBufferMapper();
 
     const std::unique_ptr<const Gralloc2::Mapper> mMapper;
-
-    std::unique_ptr<Gralloc1::Loader> mLoader;
-    std::unique_ptr<Gralloc1::Device> mDevice;
 };
 
 // ---------------------------------------------------------------------------