Detecting and fixing stringprintf.h format bugs

chrome/browser/sync_file_system/drive_backend/local_to_remote_syncer.cc

 // Copyright 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 "chrome/browser/sync_file_system/drive_backend/local_to_remote_syncer.h"
 
 #include <string>
 #include <vector>
 
 #include "base/callback.h"
@@ skipping 130 matching lines @@
 
   DCHECK(active_ancestor_details.file_kind() == FILE_KIND_FILE ||
          active_ancestor_details.file_kind() == FILE_KIND_FOLDER);
 
   base::FilePath missing_entries;
   if (active_ancestor_path.empty()) {
     missing_entries = path;
   } else if (active_ancestor_path != path) {
     if (!active_ancestor_path.AppendRelativePath(path, &missing_entries)) {
       NOTREACHED();
-      token->RecordLog(base::StringPrintf(
-          "Detected invalid ancestor: %s",
-          active_ancestor_path.value().c_str()));
+#ifdef OS_WIN
+      // FilePath::StringType is std::wstring on Windows
+      token->RecordLog(
+          base::StringPrintf("Detected invalid ancestor: %ls",
+                             active_ancestor_path.value().c_str()));
+#else
+      token->RecordLog(
+          base::StringPrintf("Detected invalid ancestor: %s",
+                             active_ancestor_path.value().c_str()));
+#endif
       SyncTaskManager::NotifyTaskDone(token.Pass(), SYNC_STATUS_FAILED);
       return;
     }
   }
 
   std::vector<base::FilePath::StringType> missing_components;
   storage::VirtualPath::GetComponents(missing_entries, &missing_components);
 
   if (!missing_components.empty()) {
     if (local_is_missing_) {
@@ skipping 595 matching lines @@
   set_used_network(true);
   return sync_context_->GetDriveUploader();
 }
 
 MetadataDatabase* LocalToRemoteSyncer::metadata_database() {
   return sync_context_->GetMetadataDatabase();
 }
 
 }  // namespace drive_backend
 }  // namespace sync_file_system