port cfi to gn

tools/gn/ninja_binary_target_writer.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/ninja_binary_target_writer.h"
 
 #include <cstring>
 #include <set>
 #include <sstream>
 
@@ skipping 620 matching lines @@
                                PathOutput::DIR_NO_LAST_SLASH);
     }
   }
 
   if (optional_def_file) {
     out_ << " /DEF:";
     path_output_.WriteFile(out_, *optional_def_file);
   }
 
   out_ << std::endl;
+
+  out_ << "  arflags =";
+  RecursiveTargetConfigStringsToStream(target_, &ConfigValues::arflags,
+                                       flag_options, out_);
+  out_ << std::endl;
 }
 
 void NinjaBinaryTargetWriter::WriteLibs() {
   out_ << "  libs =";
 
   // Libraries that have been recursively pushed through the dependency tree.
   EscapeOptions lib_escape_opts;
   lib_escape_opts.mode = ESCAPE_NINJA_COMMAND;
   const OrderedSet<std::string> all_libs = target_->all_libs();
   const std::string framework_ending(".framework");
@@ skipping 166 matching lines @@
           "\n"
           "In the latter case, either rename one of the files or move one of\n"
           "the sources to a separate source_set to avoid them both being in\n"
           "the same target.");
       g_scheduler->FailWithError(err);
       return false;
     }
   }
   return true;
 }