IndexedDB: Enable leveldb log reuse on Chrome OS.

content/browser/indexed_db/leveldb/leveldb_database.cc

Index: content/browser/indexed_db/leveldb/leveldb_database.cc
diff --git a/content/browser/indexed_db/leveldb/leveldb_database.cc b/content/browser/indexed_db/leveldb/leveldb_database.cc
index c78ec0d3698748fa031d25be2c22bba72f1c7f24..aab1255d145a6e46d3f64e9a602365c9156d5d15 100644
--- a/content/browser/indexed_db/leveldb/leveldb_database.cc
+++ b/content/browser/indexed_db/leveldb/leveldb_database.cc
@@ -103,12 +103,7 @@ static leveldb::Status OpenDB(
   options.create_if_missing = true;
   options.paranoid_checks = true;
   options.filter_policy = filter_policy->get();
-#if defined(OS_CHROMEOS)
-  // Disabled on CrOS until crbug.com/460568 is fixed.
-  options.reuse_logs = false;
-#else
   options.reuse_logs = true;
-#endif
   options.compression = leveldb::kSnappyCompression;
 
   // For info about the troubles we've run into with this parameter, see: