[GN]: Support for loadable modules

tools/gn/target.cc

 // Copyright (c) 2013 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.
 
 #include "tools/gn/target.h"
 
 #include "base/bind.h"
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
 #include "tools/gn/config_values_extractors.h"
@@ skipping 92 matching lines @@
 
 }  // namespace
 
 Target::Target(const Settings* settings, const Label& label)
     : Item(settings, label),
       output_type_(UNKNOWN),
       all_headers_public_(true),
       check_includes_(true),
       complete_static_lib_(false),
       testonly_(false),
+      darwin_bundle_(false),
+      loadable_module_(false),
       toolchain_(nullptr) {
 }
 
 Target::~Target() {
 }
 
 // static
 const char* Target::GetStringForOutputType(OutputType type) {
   switch (type) {
     case UNKNOWN:
@@ skipping 431 matching lines @@
     return;  // Not in output dir, this is OK.
 
   // Tell the scheduler about unknown files. This will be noted for later so
   // the list of files written by the GN build itself (often response files)
   // can be filtered out of this list.
   OutputFile out_file(settings()->build_settings(), source);
   std::set<const Target*> seen_targets;
   if (!EnsureFileIsGeneratedByDependency(this, out_file, true, &seen_targets))
     g_scheduler->AddUnknownGeneratedInput(this, source);
 }