code: @Override
      public DeletePublicKeyResult deletePublicKey(DeletePublicKeyRequest request) {
          request = beforeClientExecution(request);
          return executeDeletePublicKey(request);
      }
docs: <p>
  Remove a public key you previously added to CloudFront.
  </p>
  
  @param deletePublicKeyRequest
  @return Result of the DeletePublicKey operation returned by the service.
  @throws AccessDeniedException
  Access denied.
  @throws PublicKeyInUseException
  The specified public key is in use.
  @throws InvalidIfMatchVersionException
  The <code>If-Match</code> version is missing or not valid for the distribution.
  @throws NoSuchPublicKeyException
  The specified public key doesn't exist.
  @throws PreconditionFailedException
  The precondition given in one or more of the request-header fields evaluated to <code>false</code>.
  @sample AmazonCloudFront.DeletePublicKey
  @see <a href="http://docs.aws.amazon.com/goto/WebAPI/cloudfront-2018-11-05/DeletePublicKey" target="_top">AWS API
  Documentation</a>