Reapply flutter_assets (#13567)
* Revert "Revert engine (#13547)"
This reverts commit ee65db11d4618620ddc286f4618b707239205136.
* Keep flaky mark
diff --git a/packages/flutter_tools/bin/xcode_backend.sh b/packages/flutter_tools/bin/xcode_backend.sh
index 3d85b76..cdf00b6 100755
--- a/packages/flutter_tools/bin/xcode_backend.sh
+++ b/packages/flutter_tools/bin/xcode_backend.sh
@@ -136,7 +136,7 @@
--output-file="${derived_dir}/app.flx" \
--snapshot="${build_dir}/snapshot_blob.bin" \
--depfile="${build_dir}/snapshot_blob.bin.d" \
- --working-dir="${build_dir}/flx" \
+ --working-dir="${derived_dir}/flutter_assets" \
${precompilation_flag} \
${local_engine_flag} \
${preview_dart_2_flag} \