diff --git a/services/surfaceflinger/SurfaceFlingerConsumer.cpp b/services/surfaceflinger/SurfaceFlingerConsumer.cpp
index 029937a..942af13 100644
--- a/services/surfaceflinger/SurfaceFlingerConsumer.cpp
+++ b/services/surfaceflinger/SurfaceFlingerConsumer.cpp
@@ -235,6 +235,19 @@
     mContentsChangedListener = listener;
 }
 
+void SurfaceFlingerConsumer::onBuffersReleased() {
+    sp<ContentsChangedListener> listener;
+    {   // scope for the lock
+        Mutex::Autolock lock(mMutex);
+        ALOG_ASSERT(mFrameAvailableListener.unsafe_get() == mContentsChangedListener.unsafe_get());
+        listener = mContentsChangedListener.promote();
+    }
+
+    if (listener != NULL) {
+        listener->onBuffersReleased();
+    }
+}
+
 void SurfaceFlingerConsumer::onSidebandStreamChanged() {
     sp<ContentsChangedListener> listener;
     {   // scope for the lock