Revert "Switch cudagraph backend to cudagraph trees (#121019)" and "Add Cudagraphs disable checking (#121018)" (#121864)
This reverts commit 9373ad0bb87b364375a468c296d2daef0e8817d7.
Revert "Add Cudagraphs disable checking (#121018)"
This reverts commit 4af0e634bf02309583dfe3b5c3421442fda5ec7e.
Causes compilation time increase.
Pull Request resolved: https://github.com/pytorch/pytorch/pull/121864
Approved by: https://github.com/eellison
