message: Add benchmark for no-op convert of an EagerTensor
diff: @@ -1231,6 +1231,14 @@ class MicroBenchmarks(benchmarks_test_base.MicroBenchmarksBase):
  self._run(fn, 10000)
  + def benchmark_convert_tensor(self):
  + value = ops.convert_to_tensor(42)
  +
  + def fn():
  + return ops.convert_to_tensor(value)
  +
  + self._run(fn, 10000)
  +
  def _benchmark_convert_constant(self, value, cached):
  global GLOBAL_TEST_VALUE
  GLOBAL_TEST_VALUE = value
  