[PATCH] D30128: [LazyMachineBFI] Reimplement with getAnalysisIfAvailable

[Adam Nemet via Phabricator via llvm-commits]

anemet marked an inline comment as done.
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In https://reviews.llvm.org/D30128#682495, @davidxl wrote:

> Is there a need to keep LazyBlockFrequencyInfo as a template class after this change?


No.  I'd like to evaluate if we want to use the same approach as this in LBFI (do you have any opinion on this?) and if yes, the entire class can go.


https://reviews.llvm.org/D30128