message: [tfdbg] Support enable_check_numerics() and enable_dump_debug_info() callback on TPUs
  Skip a set of TPU compilation-specific ops from tfdbg's op callbacks.
diff: @@ -28,10 +28,17 @@ OP_CALLBACK_SKIP_OPS = (
  b"Exit",
  b"Identity",
  b"If",
  + b"LoopCond",
  b"Merge",
  b"NextIteration",
  b"StatelessIf",
  b"StatefulPartitionedCall",
  b"Switch",
  b"While",
  + # TPU-specific ops begin.
  + b"TPUReplicatedInput",
  + b"TPUReplicateMetadata",
  + b"TPUCompilationResult",
  + b"TPUReplicatedOutput",
  + b"ConfigureDistributedTPU",
  )
  