[llvm] r233585 - IR: Use the new DebugLoc API, NFC

[Duncan P. N. Exon Smith]

> On 2015 May 6, at 14:02, Duncan P. N. Exon Smith <dexonsmith at apple.com> wrote:
> 
>> 
>> On 2015 May 6, at 13:54, Pirama Arumuga Nainar <pirama at google.com> wrote:
>> 
>> 
>> Hi Duncan, this commit seems to skip the update to lastDL in BitcodeWriter.cpp:WriteFunction.  Is that intentional?
> 
> No!  What a goof-up.  Can you file a PR and CC me?

Fixed PR23436 in r236661.  Thanks again for catching this!