D4750: filelog: stop proxying rawsize() (API)

[yuja (Yuya Nishihara)]

yuja added a comment.


  >   > Apparently thg uses this to avoid loading the data into memory just to figure out the length like fctx.rawsize().  Any suggestions?
  >   >
  >   > https://groups.google.com/d/msg/thg-dev/6ekYID7ho_o/fbdd6rVDAwAJ
  >   
  >   
  >   Just found this comment when going through mail backlog.
  >   
  >   Do we want to do anything about this before the 4.8 release?
  
  No. I've updated the caller to directly access to _revlog.
  
  > I'd really like to know why thg wants to access the size of a revision
  >  without accessing the revision text...
  
  In order to decide whether diff should be generated. There's a "max size
  to show diff" config knob, and we don't want to load large blob into memory.
  
  What we need is a light-weight method to get approximate data size.

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D4750

To: indygreg, #hg-reviewers
Cc: yuja, durin42, mharbison72, mercurial-devel