73   Range range = ranges_[current_index_];  in StartTransfer()  local
74   LOG(INFO) << "starting transfer of range " << range.ToString();  in StartTransfer()
77   base_fetcher_->SetOffset(range.offset());  in StartTransfer()
78   if (range.HasLength())  in StartTransfer()
79     base_fetcher_->SetLength(range.length());  in StartTransfer()
83     delegate_->SeekToOffset(range.offset());  in StartTransfer()
96   Range range = ranges_[current_index_];  in ReceivedBytes()  local
97   if (range.HasLength()) {  in ReceivedBytes()
99         std::min(next_size, range.length() - bytes_received_this_range_);  in ReceivedBytes()
109   if (range.HasLength() && bytes_received_this_range_ >= range.length()) {  in ReceivedBytes()
140   Range range = ranges_[current_index_];  in TransferEnded()  local
141   if (range.HasLength()) {  in TransferEnded()
142     if (bytes_received_this_range_ < range.length()) {  in TransferEnded()
198   for (const Range& range : ranges_) {  in SetOffset()  local
199     if (!range.HasLength() || static_cast<size_t>(offset) < range.length()) {  in SetOffset()
202       base_fetcher_->SetOffset(range.offset() + offset);  in SetOffset()
203       if (range.HasLength())  in SetOffset()
204         base_fetcher_->SetLength(range.length());  in SetOffset()
208         delegate_->SeekToOffset(range.offset() + offset);  in SetOffset()
212     offset -= range.length();  in SetOffset()