[PATCH] Allow ExternalSemaSource to participate in typo correction

[Luke Zarko]

Ping. Looking for someone familiar with typo
correction/unittests/ExternalSemaSource.

On Tue, Jul 30, 2013 at 3:41 PM, Luke Zarko <zarko at google.com> wrote:
>   Ping/making sure that this still applies cleanly.
>
>   To clarify, the difference between this and typo correction into PCH is that the calls for the latter are designed for a closed context ('fill a vector with all the namespaces you know about and return it to me'), whereas the former is designed for an open context ('I'll give you a qualified name and you tell me if it's something that exists').
>
> Hi jdennett,
>
> http://llvm-reviews.chandlerc.com/D1211
>
> CHANGE SINCE LAST DIFF
>   http://llvm-reviews.chandlerc.com/D1211?vs=3003&id=3083#toc
>
> Files:
>   include/clang/Sema/ExternalSemaSource.h
>   include/clang/Sema/MultiplexExternalSemaSource.h
>   lib/Sema/MultiplexExternalSemaSource.cpp
>   lib/Sema/SemaLookup.cpp
>   unittests/CMakeLists.txt
>   unittests/Makefile
>   unittests/Sema/CMakeLists.txt
>   unittests/Sema/ExternalSemaSourceTest.cpp
>   unittests/Sema/Makefile