Error Handling: replace XLA_CHECK_OK()
with status functions.
#9457
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This PR introduces the following changes:
XLA_CHECK_OK()
macro withMaybeThrow()
andGetValueOrThrow()
functionsXLA_CHECK*()
withABSL_CHECK*()
macro calls.These changes improve error handling by not crashing when non-ok status values are returned (1), and by crashing on internal errors (2).