public Builder clearCancelRequested() {
      bitField0_ = (bitField0_ & ~0x00000020);
      cancelRequested_ = false;
      onChanged();
      return this;
    }
<pre>
Specifies if cancellation was requested for the operation.
</pre>

<code>bool cancel_requested = 6;</code>

@return This builder for chaining.
java-tpu/proto-google-cloud-tpu-v2/src/main/java/com/google/cloud/tpu/v2/OperationMetadata.java