Support deps for actions in 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 <set>
 
 #include "base/strings/string_util.h"
 #include "tools/gn/config_values_extractors.h"
@@ skipping 128 matching lines @@
 #undef WRITE_FLAGS
 
   out_ << std::endl;
 }
 
 void NinjaBinaryTargetWriter::WriteSources(
     std::vector<OutputFile>* object_files) {
   const Target::FileList& sources = target_->sources();
   object_files->reserve(sources.size());
 
-  std::string implicit_deps = WriteInputDepsStampAndGetDep();
+  std::string implicit_deps =
+      WriteInputDepsStampAndGetDep(std::vector<const Target*>());
 
   for (size_t i = 0; i < sources.size(); i++) {
     const SourceFile& input_file = sources[i];
 
     SourceFileType input_file_type = GetSourceFileType(input_file);
     if (input_file_type == SOURCE_UNKNOWN)
       continue;  // Skip unknown file types.
     std::string command =
         helper_.GetRuleForSourceType(settings_, input_file_type);
     if (command.empty())
@@ skipping 299 matching lines @@
     }
 
     // Data files.
     const std::vector<SourceFile>& data = target_->data();
     for (size_t i = 0; i < data.size(); i++) {
       out_ << " ";
       path_output_.WriteFile(out_, data[i]);
     }
   }
 }