Duplicate code fix for generate constructor

[sharwell]

Version Used: 15.1

Steps to Reproduce:

1. Add the following code
2. Use the light build at the end of the line where JsonRpcMessageHandler is declared

internal class HeaderDelimitedMessageHandler
{
    protected HeaderDelimitedMessageHandler(Stream sendingStream, Stream receivingStream)
    {
    }
}

internal class JsonRpcMessageHandler : HeaderDelimitedMessageHandler
{
}

Expected Behavior:

One code fix is provided.

Actual Behavior:

Two code fixes are provided, with different titles but identical behavior.