GN threading refactor

tools/gn/script_target_generator.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/script_target_generator.h"
 
 #include "tools/gn/build_settings.h"
 #include "tools/gn/err.h"
 #include "tools/gn/filesystem_utils.h"
+#include "tools/gn/parse_tree.h"
 #include "tools/gn/scope.h"
 #include "tools/gn/value.h"
 #include "tools/gn/value_extractors.h"
 #include "tools/gn/variables.h"
 
-ScriptTargetGenerator::ScriptTargetGenerator(Target* target,
-                                             Scope* scope,
-                                             const Token& function_token,
-                                             Err* err)
-    : TargetGenerator(target, scope, function_token, err) {
+ScriptTargetGenerator::ScriptTargetGenerator(
+    Target* target,
+    Scope* scope,
+    const FunctionCallNode* function_call,
+    Err* err)
+    : TargetGenerator(target, scope, function_call, err) {
 }
 
 ScriptTargetGenerator::~ScriptTargetGenerator() {
 }
 
 void ScriptTargetGenerator::DoRun() {
   target_->set_output_type(Target::CUSTOM);
 
   FillExternal();
   if (err_->has_error())
@@ skipping 25 matching lines @@
 
   // Script outputs don't depend on the current toolchain so we can skip adding
   // that dependency.
 }
 
 void ScriptTargetGenerator::FillScript() {
   // If this gets called, the target type requires a script, so error out
   // if it doesn't have one.
   const Value* value = scope_->GetValue(variables::kScript, true);
   if (!value) {
-    *err_ = Err(function_token_, "This target type requires a \"script\".");
+    *err_ = Err(function_call_, "This target type requires a \"script\".");
     return;
   }
   if (!value->VerifyTypeIs(Value::STRING, err_))
     return;
 
   target_->script_values().set_script(
       scope_->GetSourceDir().ResolveRelativeFile(value->string_value()));
 }
 
 void ScriptTargetGenerator::FillScriptArgs() {
   const Value* value = scope_->GetValue(variables::kArgs, true);
   if (!value)
     return;
 
   std::vector<std::string> args;
   if (!ExtractListOfStringValues(*value, &args, err_))
     return;
   target_->script_values().swap_in_args(&args);
 }
 
 void ScriptTargetGenerator::FillDepfile() {
   const Value* value = scope_->GetValue(variables::kDepfile, true);
   if (!value)
     return;
   target_->script_values().set_depfile(
       scope_->settings()->build_settings()->build_dir().ResolveRelativeFile(
           value->string_value()));
 }