[WebAssembly] Reformat WebAssemblyFrameLowering and WebAssemblyISelLowering

Reviewers: sunfish, jfb

Subscribers: jfb, dschuff

Differential Revision: http://reviews.llvm.org/D17156

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@260585 91177308-0d34-0410-b5e6-96231b3b80d8
4 files changed