Bug 951587 - Only specify that CTypes.cpp won't be part of a PGO build in configurations that actually build it; r=gps

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extra : rebase_source : 6d6af5c97768092343603140a969271d770a35d2
Bug 949704 - Turn off the useless warning about swapping after the build finishes until we have better reasons to display it; r=gps

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extra : rebase_source : e056be92cba60b970db1b6887a18bff018ef68a0