DoGetAvailableRange  744 net/disk_cache/blockfile/sparse_control.cc       rv = DoGetAvailableRange();
DoGetAvailableRange  137 net/disk_cache/blockfile/sparse_control.h   int DoGetAvailableRange();
DoGetAvailableRange  586 net/disk_cache/blockfile/sparse_control_v3.cc       rv = DoGetAvailableRange();
DoGetAvailableRange  138 net/disk_cache/blockfile/sparse_control_v3.h   int DoGetAvailableRange();