[wasm] Implement an interpreter for WASM.

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/mips.gni")
 import("//build/config/sanitizers/sanitizers.gni")
 
 if (is_android) {
@@ skipping 1484 matching lines @@
     "src/wasm/encoder.h",
     "src/wasm/leb-helper.h",
     "src/wasm/module-decoder.cc",
     "src/wasm/module-decoder.h",
     "src/wasm/switch-logic.cc",
     "src/wasm/switch-logic.h",
     "src/wasm/wasm-external-refs.cc",
     "src/wasm/wasm-external-refs.h",
     "src/wasm/wasm-function-name-table.cc",
     "src/wasm/wasm-function-name-table.h",
+    "src/wasm/wasm-interpreter.cc",
+    "src/wasm/wasm-interpreter.h",
     "src/wasm/wasm-js.cc",
     "src/wasm/wasm-js.h",
     "src/wasm/wasm-macro-gen.h",
     "src/wasm/wasm-module.cc",
     "src/wasm/wasm-module.h",
     "src/wasm/wasm-opcodes.cc",
     "src/wasm/wasm-opcodes.h",
     "src/wasm/wasm-result.cc",
     "src/wasm/wasm-result.h",
     "src/zone-allocator.h",
@@ skipping 674 matching lines @@
   sources = [
     "test/fuzzer/wasm-asmjs.cc",
   ]
 
   deps = [
     ":fuzzer_support",
   ]
 
   configs = [ ":internal_config" ]
 }