Make get_label_info take into account the toolchain for target_gen_dir

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 <stddef.h>
 
 #include <algorithm>
 
@@ skipping 525 matching lines @@
     case GROUP:
     case BUNDLE_DATA:
     case CREATE_BUNDLE:
     case SOURCE_SET:
     case COPY_FILES:
     case ACTION:
     case ACTION_FOREACH: {
       // These don't get linked to and use stamps which should be the first
       // entry in the outputs. These stamps are named
       // "<target_out_dir>/<targetname>.stamp".
-      dependency_output_file_ = GetTargetOutputDirAsOutputFile(this);
+      dependency_output_file_ =
+          GetBuildDirForTargetAsOutputFile(this, BuildDirType::OBJ);
       dependency_output_file_.value().append(GetComputedOutputName());
       dependency_output_file_.value().append(".stamp");
       break;
     }
     case EXECUTABLE:
     case LOADABLE_MODULE:
       // Executables and loadable modules don't get linked to, but the first
       // output is used for dependency management.
       CHECK_GE(tool->outputs().list().size(), 1u);
       check_tool_outputs = true;
@@ skipping 212 matching lines @@
     check_data_deps = g_scheduler->IsFileGeneratedByWriteRuntimeDeps(out_file);
     // Check object files (much slower and very rare) only if the "normal"
     // output check failed.
     consider_object_files = !check_data_deps;
     if (!EnsureFileIsGeneratedByDependency(this, out_file, true,
                                            consider_object_files,
                                            check_data_deps, &seen_targets))
       g_scheduler->AddUnknownGeneratedInput(this, source);
   }
 }