Back out "Update fuse_pt2 to take and return an ExportedProgram"

[DrJessop]

Summary:
Original commit changeset: caa1a633456e

Original Phabricator Diff: D85808310

Reviewed By: mcremon-meta

Differential Revision: D86115465

[pytorch-bot]

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❗ 1 Active SEVs

There are 1 currently active SEVs. If your PR is affected, please view them below:

• ROCm failures during provisioning step due to network issues

❌ 3 New Failures, 1 Cancelled Job

As of commit e705490 with merge base 4a75896 ():

NEW FAILURES - The following jobs have failed:

• pull / android / run-emulator (gh)
  The process '/usr/bin/sh' failed with exit code 255
• pull / test-qnn-wheel-packages-linux (3.10) / linux-job (gh)
  RuntimeError: Command docker exec -t d98eb240a1107499a3f434ef5a3d58caad0b41a766c917f3631ec88dae5c32b2 /exec failed with exit code 1
• pull / unittest-arm-backend-with-no-fvp (test_pytest_ops) / linux-job (gh)
  RuntimeError: Command docker exec -t ff88730fc46aacd6a73bacda6be1d396714e9285768f1c4f2599a26fd4096829 /exec failed with exit code 1

CANCELLED JOB - The following job was cancelled. Please retry:

• periodic / gather-models (gh)

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[meta-codesync]

@DrJessop has exported this pull request. If you are a Meta employee, you can view the originating Diff in D86115465.

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