chore: remove no-simd wasm of llhttp (nodejs#2871)

Author: Uzlopak

.npmignore

@@ -5,7 +5,6 @@
 
 # The wasm files are stored as base64 strings in the corresponding .js files
 lib/llhttp/llhttp_simd.wasm
-lib/llhttp/llhttp.wasm
 
 !types/**/*
 !index.d.ts

build/wasm.js

@@ -79,15 +79,6 @@ module.exports = fs.readFileSync(require.resolve('./${basename(path)}'))
 `)
     }
 
-// Build wasm binary
-execSync(`${WASM_CC} ${WASM_CFLAGS} ${WASM_LDFLAGS} \
- ${join(WASM_SRC, 'src')}/*.c \
- -I${join(WASM_SRC, 'include')} \
- -o ${join(WASM_OUT, 'llhttp.wasm')} \
- ${WASM_LDLIBS}`, { stdio: 'inherit' })
-
-writeWasmChunk('llhttp.wasm', 'llhttp-wasm.js')
-
 // Build wasm simd binary
 execSync(`${WASM_CC} ${WASM_CFLAGS} -msimd128 ${WASM_LDFLAGS} \
  ${join(WASM_SRC, 'src')}/*.c \

lib/dispatcher/client-h1.js

@@ -74,20 +74,7 @@ function removeAllListeners (obj) {
 }
 
 async function lazyllhttp () {
-  const llhttpWasmData = process.env.JEST_WORKER_ID ? require('../llhttp/llhttp-wasm.js') : undefined
-
-  let mod
-  try {
-    mod = await WebAssembly.compile(require('../llhttp/llhttp_simd-wasm.js'))
-  } catch (e) {
-    /* istanbul ignore next */
-
-    // We could check if the error was caused by the simd option not
-    // being enabled, but the occurring of this other error
-    // * https://github.com/emscripten-core/emscripten/issues/11495
-    // got me to remove that check to avoid breaking Node 12.
-    mod = await WebAssembly.compile(llhttpWasmData || require('../llhttp/llhttp-wasm.js'))
-  }
+  const mod = await WebAssembly.compile(require('../llhttp/llhttp_simd-wasm.js'))
 
   return await WebAssembly.instantiate(mod, {
     env: {