GN: Move towards only using / on Windows

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 244 matching lines @@
   EscapeOptions flag_options = GetFlagOptions();
   RecursiveTargetConfigStringsToStream(target_, &ConfigValues::ldflags,
                                        flag_options, out_);
 
   // Followed by library search paths that have been recursively pushed
   // through the dependency tree.
   const OrderedSet<SourceDir> all_lib_dirs = target_->all_lib_dirs();
   if (!all_lib_dirs.empty()) {
     // Since we're passing these on the command line to the linker and not
     // to Ninja, we need to do shell escaping.
-    PathOutput lib_path_output(path_output_.current_dir(), ESCAPE_NINJA_SHELL,
-                               true);
+    PathOutput lib_path_output(
+        path_output_.current_dir(), ESCAPE_NINJA_SHELL, false);
     for (size_t i = 0; i < all_lib_dirs.size(); i++) {
       out_ << " " << tool.lib_dir_prefix;
       lib_path_output.WriteDir(out_, all_lib_dirs[i],
                                PathOutput::DIR_NO_LAST_SLASH);
     }
   }
 
   // Append manifest flag on Windows to reference our file.
   // HACK ERASEME BRETTW FIXME
   if (settings_->IsWin()) {
@@ skipping 184 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]);
     }
   }
 }