@Override
    public DeleteSecurityGroupResult deleteSecurityGroup(DeleteSecurityGroupRequest request) {
        request = beforeClientExecution(request);
        return executeDeleteSecurityGroup(request);
    }
<p>
Deletes a security group.
</p>
<p>
If you attempt to delete a security group that is associated with an instance or network interface or is
referenced by another security group, the operation fails with <code>DependencyViolation</code>.
</p>

@param deleteSecurityGroupRequest
@return Result of the DeleteSecurityGroup operation returned by the service.
@sample AmazonEC2.DeleteSecurityGroup
@see <a href="http://docs.aws.amazon.com/goto/WebAPI/ec2-2016-11-15/DeleteSecurityGroup" target="_top">AWS API
     Documentation</a>
aws-java-sdk-ec2/src/main/java/com/amazonaws/services/ec2/AmazonEC2Client.java