Forward dependent configs from groups properly in GN.

tools/gn/target.h

 // 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.
 
 #ifndef TOOLS_GN_TARGET_H_
 #define TOOLS_GN_TARGET_H_
 
 #include <set>
 #include <string>
 #include <vector>
@@ skipping 132 matching lines @@
   const ActionValues& action_values() const { return action_values_; }
 
   const OrderedSet<SourceDir>& all_lib_dirs() const { return all_lib_dirs_; }
   const OrderedSet<std::string>& all_libs() const { return all_libs_; }
 
  private:
   // Pulls necessary information from dependents to this one when all
   // dependencies have been resolved.
   void PullDependentTargetInfo(std::set<const Config*>* unique_configs);
 
+  // Pulls dependent configs that need forwarding.
+  void PullForwardedDependentConfigs();
+
   OutputType output_type_;
   std::string output_name_;
   std::string output_extension_;
 
   FileList sources_;
   bool all_headers_public_;
   FileList public_headers_;
   FileList source_prereqs_;
   FileList data_;
 
@@ skipping 30 matching lines @@
   OrderedSet<SourceDir> all_lib_dirs_;
   OrderedSet<std::string> all_libs_;
 
   ConfigValues config_values_;  // Used for all binary targets.
   ActionValues action_values_;  // Used for action[_foreach] targets.
 
   DISALLOW_COPY_AND_ASSIGN(Target);
 };
 
 #endif  // TOOLS_GN_TARGET_H_