182   explicit MockSequentialFile(MemFile* file) : file_(file), pos_(0) {  in MockSequentialFile()  argument
215   explicit MockRandomAccessFile(MemFile* file) : file_(file) { file_->Ref(); }  in MockRandomAccessFile()  argument
230   explicit MockRandomRWFile(MemFile* file) : file_(file) { file_->Ref(); }  in MockRandomRWFile()  argument
255   MockWritableFile(MemFile* file, RateLimiter* rate_limiter)  in MockWritableFile()  argument
256       : file_(file), rate_limiter_(rate_limiter) {  in MockWritableFile()
497   MemFile* file = new MemFile(this, fn, false);  in NewWritableFile()  local
498   file->Ref();  in NewWritableFile()
499   file_map_[fn] = file;  in NewWritableFile()
501   result->reset(new MockWritableFile(file, env_options.rate_limiter));  in NewWritableFile()
593     MemFile* file = new MemFile(this, dn, false);  in CreateDir()  local
594     file->Ref();  in CreateDir()
595     file_map_[dn] = file;  in CreateDir()
668   MemFile* file = nullptr;  in NewLogger()  local
670     file = new MemFile(this, fn, false);  in NewLogger()
671     file->Ref();  in NewLogger()
672     file_map_[fn] = file;  in NewLogger()
674     file = iter->second;  in NewLogger()
676   std::unique_ptr<WritableFile> f(new MockWritableFile(file, nullptr));  in NewLogger()
693       auto* file = new MemFile(this, fn, true);  in LockFile()  local
694       file->Ref();  in LockFile()
695       file->Lock();  in LockFile()
696       file_map_[fn] = file;  in LockFile()