code: @Override
      public DeleteCacheSecurityGroupResult deleteCacheSecurityGroup(DeleteCacheSecurityGroupRequest request) {
          request = beforeClientExecution(request);
          return executeDeleteCacheSecurityGroup(request);
      }
docs: <p>
  Deletes a cache security group.
  </p>
  <note>
  <p>
  You cannot delete a cache security group if it is associated with any clusters.
  </p>
  </note>
  
  @param deleteCacheSecurityGroupRequest
  Represents the input of a <code>DeleteCacheSecurityGroup</code> operation.
  @return Result of the DeleteCacheSecurityGroup operation returned by the service.
  @throws InvalidCacheSecurityGroupStateException
  The current state of the cache security group does not allow deletion.
  @throws CacheSecurityGroupNotFoundException
  The requested cache security group name does not refer to an existing cache security group.
  @throws InvalidParameterValueException
  The value for a parameter is invalid.
  @throws InvalidParameterCombinationException
  Two or more incompatible parameters were specified.
  @sample AmazonElastiCache.DeleteCacheSecurityGroup
  @see <a href="http://docs.aws.amazon.com/goto/WebAPI/elasticache-2015-02-02/DeleteCacheSecurityGroup"
  target="_top">AWS API Documentation</a>