diff --git a/include/gui/BufferQueueProducer.h b/include/gui/BufferQueueProducer.h
index 7256f73..a75ed98 100644
--- a/include/gui/BufferQueueProducer.h
+++ b/include/gui/BufferQueueProducer.h
@@ -184,7 +184,7 @@
 
     // See IGraphicBufferProducer::getLastQueuedBuffer
     virtual status_t getLastQueuedBuffer(sp<GraphicBuffer>* outBuffer,
-            sp<Fence>* outFence) override;
+            sp<Fence>* outFence, float outTransformMatrix[16]) override;
 
 private:
     // This is required by the IBinder::DeathRecipient interface
@@ -227,6 +227,9 @@
     // since the previous buffer might have already been acquired.
     sp<Fence> mLastQueueBufferFence;
 
+    Rect mLastQueuedCrop;
+    uint32_t mLastQueuedTransform;
+
     // Take-a-ticket system for ensuring that onFrame* callbacks are called in
     // the order that frames are queued. While the BufferQueue lock
     // (mCore->mMutex) is held, a ticket is retained by the producer. After