[Mac/GN] Treat create_bundle as a leaf for `gn desc runtime_deps`.

tools/gn/runtime_deps.cc

 // Copyright 2015 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/runtime_deps.h"
 
 #include <map>
 #include <set>
 #include <sstream>
 
@@ skipping 86 matching lines @@
   if (is_target_data_dep &&
       (target->output_type() == Target::ACTION ||
        target->output_type() == Target::ACTION_FOREACH ||
        target->output_type() == Target::COPY_FILES)) {
     std::vector<SourceFile> outputs;
     target->action_values().GetOutputsAsSourceFiles(target, &outputs);
     for (const auto& output_file : outputs)
       AddIfNew(output_file.value(), target, deps, found_files);
   }
 
+  // Do not recurse into bundle targets. A bundle's dependencies should be
+  // copied into the bundle itself for run-time access.
+  if (target->output_type() == Target::CREATE_BUNDLE) {
+    SourceDir bundle_root_dir =
+        target->bundle_data().GetBundleRootDirOutputAsDir(target->settings());
+    AddIfNew(bundle_root_dir.value(), target, deps, found_files);
+    return;
+  }
+
   // Non-data dependencies (both public and private).
   for (const auto& dep_pair : target->GetDeps(Target::DEPS_LINKED)) {
     if (dep_pair.ptr->output_type() == Target::EXECUTABLE)
       continue;  // Skip executables that aren't data deps.
     RecursiveCollectRuntimeDeps(dep_pair.ptr, false,
                                 deps, seen_targets, found_files);
   }
 
   // Data dependencies.
   for (const auto& dep_pair : target->data_deps()) {
@@ skipping 168 matching lines @@
 
   for (const auto& entry : files_to_write) {
     // Currently this writes all runtime deps files sequentially. We generally
     // expect few of these. We can run this on the worker pool if it looks
     // like it's talking a long time.
     if (!WriteRuntimeDepsFile(entry.first, entry.second, err))
       return false;
   }
   return true;
 }