# HG changeset patch
# User Matt Harbison <matt_harbison@yahoo.com>
# Date 2018-02-11 05:30:15
# Node ID a991fcc482228215b44e966dacf86bc69a89b184
# Parent  f52a9336ac5fb78f08b45221dd4de4d5bfeaf94e

lfs: migrate to the fileprefetch callback mechanism

diff --git a/hgext/lfs/__init__.py b/hgext/lfs/__init__.py
--- a/hgext/lfs/__init__.py
+++ b/hgext/lfs/__init__.py
@@ -334,7 +334,8 @@ def extsetup(ui):
     wrapfunction(hg, 'postshare', wrapper.hgpostshare)
 
     wrapfunction(merge, 'applyupdates', wrapper.mergemodapplyupdates)
-    wrapfunction(cmdutil, '_prefetchfiles', wrapper.cmdutilprefetchfiles)
+
+    scmutil.fileprefetchhooks.add('lfs', wrapper._prefetchfiles)
 
     # Make bundle choose changegroup3 instead of changegroup2. This affects
     # "hg bundle" command. Note: it does not cover all bundle formats like
diff --git a/hgext/lfs/wrapper.py b/hgext/lfs/wrapper.py
--- a/hgext/lfs/wrapper.py
+++ b/hgext/lfs/wrapper.py
@@ -266,12 +266,6 @@ def _prefetchfiles(repo, ctx, files):
     if pointers:
         repo.svfs.lfsremoteblobstore.readbatch(pointers, localstore)
 
-def cmdutilprefetchfiles(orig, repo, ctx, files):
-    """Prefetch the indicated files before they are accessed by a command."""
-    orig(repo, ctx, files)
-
-    _prefetchfiles(repo, ctx, files)
-
 def mergemodapplyupdates(orig, repo, actions, wctx, mctx, overwrite,
                          labels=None):
     """Ensure that the required LFS blobs are present before applying updates,