fix wrong indentation

Summary:
Somehow the indentation was incorrect in this file.
The only change in this PR is to get it right again in order to make the code more readable.
Please reject if you think it's not worth it.
Closes https://github.com/facebook/rocksdb/pull/3504

Differential Revision: D6996011

Pulled By: miasantreble

fbshipit-source-id: 060514a3a8c910d34bad795b36eb4d278512b154

utilities/write_batch_with_index/write_batch_with_index.cc

@@ -491,22 +491,22 @@ void WriteBatchWithIndex::Rep::AddNewEntry(uint32_t column_family_id) {
       new (mem) WriteBatchIndexEntry(last_entry_offset, column_family_id,
                                       key.data() - wb_data.data(), key.size());
   skip_list.Insert(index_entry);
-  }
+}
 
-  void WriteBatchWithIndex::Rep::Clear() {
+void WriteBatchWithIndex::Rep::Clear() {
   write_batch.Clear();
   ClearIndex();
-  }
+}
 
-  void WriteBatchWithIndex::Rep::ClearIndex() {
+void WriteBatchWithIndex::Rep::ClearIndex() {
   skip_list.~WriteBatchEntrySkipList();
   arena.~Arena();
   new (&arena) Arena();
   new (&skip_list) WriteBatchEntrySkipList(comparator, &arena);
   last_entry_offset = 0;
-  }
+}
 
-  Status WriteBatchWithIndex::Rep::ReBuildIndex() {
+Status WriteBatchWithIndex::Rep::ReBuildIndex() {
   Status s;
 
   ClearIndex();
@@ -570,23 +570,23 @@ void WriteBatchWithIndex::Rep::AddNewEntry(uint32_t column_family_id) {
   }
 
   return s;
-  }
+}
 
-  WriteBatchWithIndex::WriteBatchWithIndex(
+WriteBatchWithIndex::WriteBatchWithIndex(
     const Comparator* default_index_comparator, size_t reserved_bytes,
     bool overwrite_key, size_t max_bytes)
     : rep(new Rep(default_index_comparator, reserved_bytes, max_bytes,
                   overwrite_key)) {}
 
-  WriteBatchWithIndex::~WriteBatchWithIndex() {}
+WriteBatchWithIndex::~WriteBatchWithIndex() {}
 
-  WriteBatch* WriteBatchWithIndex::GetWriteBatch() { return &rep->write_batch; }
+WriteBatch* WriteBatchWithIndex::GetWriteBatch() { return &rep->write_batch; }
 
-  bool WriteBatchWithIndex::HasDuplicateKeys() {
+bool WriteBatchWithIndex::HasDuplicateKeys() {
   return rep->obsolete_offsets.size() > 0;
-  }
+}
 
-  WBWIIterator* WriteBatchWithIndex::NewIterator() {
+WBWIIterator* WriteBatchWithIndex::NewIterator() {
   return new WBWIIteratorImpl(0, &(rep->skip_list), &rep->write_batch);
 }