public Builder clearAcceleratorConfig() {
      bitField0_ = (bitField0_ & ~0x00400000);
      acceleratorConfig_ = null;
      if (acceleratorConfigBuilder_ != null) {
        acceleratorConfigBuilder_.dispose();
        acceleratorConfigBuilder_ = null;
      }
      onChanged();
      return this;
    }
<pre>
The AccleratorConfig for the TPU Node.
</pre>

<code>.google.cloud.tpu.v2alpha1.AcceleratorConfig accelerator_config = 44;</code>
java-tpu/proto-google-cloud-tpu-v2alpha1/src/main/java/com/google/cloud/tpu/v2alpha1/Node.java