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hgwebfs: simplify retry loop construction

--- a/sys/lib/python/hgext/hgwebfs.py

+++ b/sys/lib/python/hgext/hgwebfs.py

@@ -6,11 +6,10 @@

 class Webconn:

 	def __init__(self, mnt, req):

-		loop = True

-		while loop:

-			loop = False

+		while True:

 			try:

 				self.open(mnt, req)

+				return

 			except IOError, e:

 				try:

 					errstr = e.strerror

@@ -19,7 +18,6 @@

 						raise e

 					if os.spawnl(os.P_WAIT, "/boot/factotum", "getkey", "-g", params) != 0:

 						raise e

-					loop = True

 				except:

 					raise e