Adding a landmine to clobber due to NDEBUG nacl change.

BUG=391093
R=kbr@chromium.org

Review URL: https://codereview.chromium.org/363083004

git-svn-id: http://src.chromium.org/svn/trunk/src/build@281106 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

get_landmines.py

@@ -54,6 +54,7 @@ def print_landmines(target):
   if (platform() != 'ios'):
     print 'Clobber to get rid of obselete test plugin after r248358'
     print 'Clobber to rebuild GN files for V8'
+  print 'Need to clobber everything due to build_nexe change in nacl r13424'
 
 
 def main():