[WebAssembly] Method order change in LateEHPrepare (NFC) Summary: Currently the order of these methods does not matter, but the following CL needs to have this order changed. Merging the order change and the semantics change within a CL complicates the diff, so submitting the order change first. Reviewers: dschuff Subscribers: sbc100, jgravelle-google, sunfish, jdoerfert, llvm-commits Tags: #llvm Differential Revision: https://reviews.llvm.org/D59342 llvm-svn: 356315