[asm] Don't try to always-opt code which has AsmWasm data.

If code has AsmWasm data we shouldn't try to optimize the JS as well, since
it will instead be optimized using the WASM data.

BUG=

Review-Url: https://codereview.chromium.org/2534463003
Cr-Commit-Position: refs/heads/master@{#41293}

src/compiler.cc

@@ -936,7 +936,7 @@ MaybeHandle<Code> GetLazyCode(Handle<JSFunction> function) {
   Handle<Code> result;
   ASSIGN_RETURN_ON_EXCEPTION(isolate, result, GetUnoptimizedCode(&info), Code);
 
-  if (FLAG_always_opt) {
+  if (FLAG_always_opt && !info.shared_info()->HasAsmWasmData()) {
     Handle<Code> opt_code;
     if (GetOptimizedCode(function, Compiler::NOT_CONCURRENT)
             .ToHandle(&opt_code)) {