[llvm] [MLGO] Delete InlineSizeEstimatorAnalysis (PR #167271)

[Mircea Trofin via llvm-commits]

https://github.com/mtrofin commented:

LGTM, but have you done a build with tflite and ran tests? I'm surprised there are no .ll files that needed changing.

https://github.com/llvm/llvm-project/pull/167271