Trusted base: d39bca3ebfa8e00ffcb9810b7d333a03f12c2bb0

Existing manager suite before applying the reproduction patch:

Test Files  1 passed (1)
Tests  32 passed (32)
exit_code=0

Focused reproduction in primary checkout:

FAIL  test/desktop-browser-view-manager.test.ts > DesktopBrowserViewManager > removes application identity tokens from the embedded browser user agent
AssertionError: expected [] to have a length of 1 but got +0
Test Files  1 failed (1)
Tests  1 failed | 32 skipped (33)
exit_code=1

Focused reproduction in second clean checkout:

FAIL  test/desktop-browser-view-manager.test.ts > DesktopBrowserViewManager > removes application identity tokens from the embedded browser user agent
AssertionError: expected [] to have a length of 1 but got +0
Test Files  1 failed (1)
Tests  1 failed | 32 skipped (33)
exit_code=1

Routing evidence in both checkouts:

Test Files  1 passed (1)
Tests  9 passed (9)
exit_code=0