217       std::unique_ptr<WritableFile> base_;  in NewWritableFile()  local
221           : env_(env), base_(std::move(base)) {}  in NewWritableFile()
233           return base_->Append(data);  in NewWritableFile()
247           return base_->PositionedAppend(data, offset);  in NewWritableFile()
250       Status Truncate(uint64_t size) override { return base_->Truncate(size); }  in NewWritableFile()
252         Status s = base_->RangeSync(offset, nbytes);  in NewWritableFile()
267         Status s = base_->Close();  in NewWritableFile()
273       Status Flush() override { return base_->Flush(); }  in NewWritableFile()
279         Status s = base_->Sync();  in NewWritableFile()
286         base_->SetIOPriority(pri);  in NewWritableFile()
289         return base_->GetIOPriority();  in NewWritableFile()
292         return base_->use_direct_io();  in NewWritableFile()
295         return base_->Allocate(offset, len);  in NewWritableFile()
301           : env_(env), base_(std::move(b)) {}  in NewWritableFile()
306           return base_->Append(data);  in NewWritableFile()
309       Status Truncate(uint64_t size) override { return base_->Truncate(size); }  in NewWritableFile()
310       Status Close() override { return base_->Close(); }  in NewWritableFile()
311       Status Flush() override { return base_->Flush(); }  in NewWritableFile()
317           return base_->Sync();  in NewWritableFile()
320       uint64_t GetFileSize() override { return base_->GetFileSize(); }  in NewWritableFile()
322         return base_->Allocate(offset, len);  in NewWritableFile()
327       std::unique_ptr<WritableFile> base_;  in NewWritableFile()  local
332           : env_(env), base_(std::move(b)) {  in NewWritableFile()
349           s = base_->Append(data);  in NewWritableFile()
356       Status Truncate(uint64_t size) override { return base_->Truncate(size); }  in NewWritableFile()
367         return base_->Close();  in NewWritableFile()
369       Status Flush() override { return base_->Flush(); }  in NewWritableFile()
372         return base_->Sync();  in NewWritableFile()
378         return base_->Allocate(offset, len);  in NewWritableFile()
383       std::unique_ptr<WritableFile> base_;  in NewWritableFile()  local