4.x
Merge pull request #9466 from huningxin:js
Merge pull request #24458 from laolaolulu:4.x
Merge pull request #25084 from EDVTAZ:emscripten-3.1.54-compat
if browser supports wasm but only asm.js path provided use asm.js as fallback
Bugfix on import script with web worker.