Revert "[dev-util] Remove server.socket_timeout from dev server"

You're change is breaking an au_test_harness test that tests updates in which the network stream 'hangs' for a bit.

http://chromegw/i/chromeos/builders/x86-alex32%20canary/builds/86

I believe that the test (which I wrote) is incorrectly hanging the following request in stateful_update (line 65), and your timeout change causes that request to fail.

  eval "wget -qS -T 300 -O - \"${STATEFUL_UPDATE_URL}\"" |
      tar --ignore-command-error --overwrite --directory=${STATEFUL_DIR} -xz

I'm reverting for now. The right fix might be to remove the hanging update test totally, I suspect it's of marginal benefit.

This reverts commit e4cdfa2e89fd97bd5b36eb0348f73f2f7f1a9a70

Change-Id: Ic12f02df29dea96812dd002f274e27e8e689ae38
Reviewed-on: https://gerrit.chromium.org/gerrit/22520
Commit-Ready: Don Garrett <dgarrett@chromium.org>
Reviewed-by: Don Garrett <dgarrett@chromium.org>
Tested-by: Don Garrett <dgarrett@chromium.org>
diff --git a/devserver.py b/devserver.py
index 54b80e8..a9c9cd0 100755
--- a/devserver.py
+++ b/devserver.py
@@ -76,6 +76,7 @@
                     'server.protocol_version': 'HTTP/1.1',
                     'server.socket_host': '::',
                     'server.socket_port': int(options.port),
+                    'server.socket_timeout': 6000,
                     'response.timeout': 6000,
                     'tools.staticdir.root':
                       os.path.dirname(os.path.abspath(sys.argv[0])),