Revert "Initial archive export stub"

This reverts commit ce8da252c3.

native/src/main/java/com/hippo/UriArchiveAccessor.java

@@ -120,18 +120,4 @@ public class UriArchiveAccessor implements Closeable {
             }
         }
     }
-
-    private static native boolean compressDirToOutStream(String dirname, int format, OutputStream os);
-
-    public static synchronized boolean exportGalleryArchive(String dirName, int format, Uri target, Context context) {
-        try {
-            OutputStream os = context.getContentResolver().openOutputStream(target);
-            compressDirToOutStream(dirName, format, os);
-            os.close();
-        } catch (IOException e) {
-            e.printStackTrace();
-            return false;
-        }
-        return true;
-    }
 }