@java.lang.Override
        public Builder clearField(com.google.protobuf.Descriptors.FieldDescriptor field) {
          return super.clearField(field);
        }
<pre>
Usage details of a reservation.
</pre>

Protobuf type {@code google.cloud.tpu.v2alpha1.Reservation.Standard.Usage}
java-tpu/proto-google-cloud-tpu-v2alpha1/src/main/java/com/google/cloud/tpu/v2alpha1/Reservation.java