[wasm] Create a new fuzzer for wasm code.

BUILD.gn

 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import("//build/config/android/config.gni")
 import("//build/config/arm.gni")
 import("//build/config/dcheck_always_on.gni")
 import("//build/config/mips.gni")
 import("//build/config/sanitizers/sanitizers.gni")
 
@@ skipping 2562 matching lines @@
 
   deps = [
     ":fuzzer_support",
   ]
 
   configs = [ ":internal_config" ]
 }
 
 v8_fuzzer("wasm_asmjs_fuzzer") {
 }
+
+v8_source_set("wasm_code_fuzzer") {
+  sources = [
+    "test/fuzzer/wasm-code.cc",
+  ]
+
+  deps = [
+    ":fuzzer_support",
+  ]
+
+  configs = [ ":internal_config" ]
+}
+
+v8_fuzzer("wasm_code_fuzzer") {
+}