[PATCH 4/6] http_server: get rid of Process.ppid check

[Eric Wong <bofh@yhbt.net>]

It's actually been unnecessary since commit 6f6e4115b4bb03e5
(rework master-to-worker signaling to use a pipe, 2013-12-09)
---
 lib/unicorn/http_server.rb | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/lib/unicorn/http_server.rb b/lib/unicorn/http_server.rb
index cd6e63b..09c5ec2 100644
--- a/lib/unicorn/http_server.rb
+++ b/lib/unicorn/http_server.rb
@@ -708,7 +708,6 @@ def reopen_worker_logs(worker_nr)
   # for connections and doesn't die until the parent dies (or is
   # given a INT, QUIT, or TERM signal)
   def worker_loop(worker)
-    ppid = @master_pid
     readers = init_worker_process(worker)
     nr = 0 # this becomes negative if we need to reopen logs
 
@@ -745,8 +744,6 @@ def worker_loop(worker)
         redo
       end
 
-      ppid == Process.ppid or return
-
       # timeout used so we can detect parent death:
       worker.tick = time_now.to_i
       ret = IO.select(readers, nil, nil, @timeout) and ready = ret[0]