Add an orientation parameter for overlay, so we can do camera preview in portrait mode.
diff --git a/camera/libcameraservice/CameraService.h b/camera/libcameraservice/CameraService.h
index 3e3e54f..b3d20f6 100644
--- a/camera/libcameraservice/CameraService.h
+++ b/camera/libcameraservice/CameraService.h
@@ -182,6 +182,7 @@
                     sp<CameraService>           mCameraService;
                     sp<ISurface>                mSurface;
                     int                         mPreviewCallbackFlag;
+                    int                         mOrientation;
 
                     sp<MediaPlayer>             mMediaPlayerClick;
                     sp<MediaPlayer>             mMediaPlayerBeep;