Refactored ISurfaceTexture calls from SurfaceTexture into BufferQueue.

Change-Id: I514f6b802f6b49c9ae27bed37bf0b9d23da03c9a
diff --git a/libs/gui/Android.mk b/libs/gui/Android.mk
index b6f5b9e..2f4ac62 100644
--- a/libs/gui/Android.mk
+++ b/libs/gui/Android.mk
@@ -3,6 +3,7 @@
 
 LOCAL_SRC_FILES:= \
 	BitTube.cpp \
+	BufferQueue.cpp \
 	DisplayEventReceiver.cpp \
 	IDisplayEventConnection.cpp \
 	ISensorEventConnection.cpp \