Merge "Add 'override' specifier to overridden destructor methods"

    class ProxyConsumerListener : public BnConsumerListener {

    public:

        explicit ProxyConsumerListener(const wp<ConsumerListener>& consumerListener);

        virtual ~ProxyConsumerListener();

        ~ProxyConsumerListener() override;

        virtual void onFrameAvailable(const BufferItem& item) override;

        virtual void onFrameReplaced(const BufferItem& item) override;

        virtual void onBuffersReleased() override;

public:

    BufferQueueConsumer(const sp<BufferQueueCore>& core);

    virtual ~BufferQueueConsumer();

    ~BufferQueueConsumer() override;

    // acquireBuffer attempts to acquire ownership of the next pending buffer in

    // the BufferQueue. If no buffer is pending then it returns

    friend class BufferQueue; // Needed to access binderDied

    BufferQueueProducer(const sp<BufferQueueCore>& core);

    virtual ~BufferQueueProducer();

    ~BufferQueueProducer() override;

    // requestBuffer returns the GraphicBuffer for slot N.

    //

        virtual void onFrameReplaced(const BufferItem& /* item */) {}

    };

    virtual ~ConsumerBase();

    ~ConsumerBase() override;

    // abandon frees all the buffers and puts the ConsumerBase into the

    // 'abandoned' state.  Once put in this state the ConsumerBase can never

class GraphicBufferAlloc : public BnGraphicBufferAlloc {

public:

    GraphicBufferAlloc();

    virtual ~GraphicBufferAlloc();

    ~GraphicBufferAlloc() override;

    virtual sp<GraphicBuffer> createGraphicBuffer(uint32_t width,

            uint32_t height, PixelFormat format, uint32_t usage,

            std::string requestorName, status_t* error) override;