diff --git a/services/surfaceflinger/SurfaceFlinger.h b/services/surfaceflinger/SurfaceFlinger.h
index 28666e2..0df39a4 100644
--- a/services/surfaceflinger/SurfaceFlinger.h
+++ b/services/surfaceflinger/SurfaceFlinger.h
@@ -468,7 +468,6 @@
     RenderEngine* mRenderEngine;
     nsecs_t mBootTime;
     bool mGpuToCpuSupported;
-    bool mDropMissedFrames;
     sp<EventThread> mEventThread;
     sp<EventThread> mSFEventThread;
     sp<EventControlThread> mEventControlThread;
@@ -488,6 +487,8 @@
     bool mAnimCompositionPending;
 #ifdef USE_HWC2
     std::vector<sp<Layer>> mLayersWithQueuedFrames;
+    sp<Fence> mPreviousPresentFence = Fence::NO_FENCE;
+    bool mHadClientComposition = false;
 #endif
 
     // this may only be written from the main thread with mStateLock held