Split parsing of functions and top-level code into two separate methods

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 1520 matching lines @@
     "src/parsing/expression-classifier.h",
     "src/parsing/func-name-inferrer.cc",
     "src/parsing/func-name-inferrer.h",
     "src/parsing/parameter-initializer-rewriter.cc",
     "src/parsing/parameter-initializer-rewriter.h",
     "src/parsing/parse-info.cc",
     "src/parsing/parse-info.h",
     "src/parsing/parser-base.h",
     "src/parsing/parser.cc",
     "src/parsing/parser.h",
+    "src/parsing/parsing.cc",
+    "src/parsing/parsing.h",
     "src/parsing/pattern-rewriter.cc",
     "src/parsing/preparse-data-format.h",
     "src/parsing/preparse-data.cc",
     "src/parsing/preparse-data.h",
     "src/parsing/preparser.cc",
     "src/parsing/preparser.h",
     "src/parsing/rewriter.cc",
     "src/parsing/rewriter.h",
     "src/parsing/scanner-character-streams.cc",
     "src/parsing/scanner-character-streams.h",
@@ skipping 1437 matching lines @@
   ]
 
   configs = [
     ":external_config",
     ":internal_config_base",
   ]
 }
 
 v8_fuzzer("wasm_data_section_fuzzer") {
 }