tree 438859c0c235da47758c98ff884fca848b26f349
parent d98fddb18d52e1219f556eb8f788cfed9daff8e5
author Felix Zhu <fcz@google.com> 1576012671 +0000
committer CQ bot account: commit-bot@chromium.org <commit-bot@chromium.org> 1576012671 +0000

[fidl] Generate unions as xunions

Test: fx run-test fidl_bindings_test
Test: fx run-test fidl_compatibility_test_topaz
Test: fx run-host-tests fidlgen_dart_backend_ir_test
Change-Id: If781e9d28e3e2d5639da54a50ec6833339c7e379