fix libgui header location

Change-Id: Iec71706cdd4f29c6904993648ce873e83ef9cafe
diff --git a/camera/Camera.cpp b/camera/Camera.cpp
index ee458f1..d43cb0b 100644
--- a/camera/Camera.cpp
+++ b/camera/Camera.cpp
@@ -27,7 +27,8 @@
 #include <camera/ICameraRecordingProxyListener.h>
 #include <camera/ICameraService.h>
 
-#include <surfaceflinger/Surface.h>
+#include <gui/ISurfaceTexture.h>
+#include <gui/Surface.h>
 
 namespace android {