[patch] Remove trailing whitespaces

[Jonathan Wakely]

On 28/04/16 09:26 +0100, Jonathan Wakely wrote:
>On 28 April 2016 at 05:14, Chris Gregory wrote:
>> This doesn't break any of the code.
>>
>> I made sure that this didn't affect any string literals or character literals.
>>
>> Cheers,
>>
>> Chris Gregory!
>
>Thanks, I'll double check it and apply it (there's no need for a
>copyright assignment for this as it's a mechanical change).

I've tested this on x86_64-linux and visually inspected it for
correctness, and have committed it to trunk, along with your three
other patches doing the same thing. Thanks!