GL packaging refactor

Change-Id: I1d7a95c4f0b91a5ba59030d57cf6865c11b497aa
diff --git a/src/com/android/gallery3d/ui/ProgressSpinner.java b/src/com/android/gallery3d/ui/ProgressSpinner.java
index 4f9381c..1b31af2 100644
--- a/src/com/android/gallery3d/ui/ProgressSpinner.java
+++ b/src/com/android/gallery3d/ui/ProgressSpinner.java
@@ -19,6 +19,8 @@
 import android.content.Context;
 
 import com.android.gallery3d.R;
+import com.android.gallery3d.glrenderer.GLCanvas;
+import com.android.gallery3d.glrenderer.ResourceTexture;
 
 public class ProgressSpinner {
     private static float ROTATE_SPEED_OUTER = 1080f / 3500f;