hgweb: import the whole util module in webcommands instead of just one function

This is to allow using other functions from this module easily.

mercurial/hgweb/webcommands.py

@@ -9,7 +9,7 b' import os, mimetypes, re, cgi, copy'
 import webutil
 from mercurial import error, encoding, archival, templater, templatefilters
 from mercurial.node import short, hex, nullid
-from mercurial.util import binary
+from mercurial import util
 from common import paritygen, staticfile, get_contact, ErrorResponse
 from common import HTTP_OK, HTTP_FORBIDDEN, HTTP_NOT_FOUND
 from mercurial import graphmod, patch
@@ -57,7 +57,7 b' def rawfile(web, req, tmpl):'
     if guessmime:
         mt = mimetypes.guess_type(path)[0]
         if mt is None:
-            mt = binary(text) and 'application/binary' or 'text/plain'
+            mt = util.binary(text) and 'application/binary' or 'text/plain'
     if mt.startswith('text/'):
         mt += '; charset="%s"' % encoding.encoding
 
@@ -69,7 +69,7 b' def _filerevision(web, tmpl, fctx):'
     text = fctx.data()
     parity = paritygen(web.stripecount)
 
-    if binary(text):
+    if util.binary(text):
         mt = mimetypes.guess_type(f)[0] or 'application/octet-stream'
         text = '(binary:%s)' % mt
 
@@ -637,7 +637,7 b' def comparison(web, req, tmpl):'
         context = parsecontext(web.config('web', 'comparisoncontext', '5'))
 
     def filelines(f):
-        if binary(f.data()):
+        if util.binary(f.data()):
             mt = mimetypes.guess_type(f.path())[0]
             if not mt:
                 mt = 'application/octet-stream'
@@ -695,7 +695,7 b' def annotate(web, req, tmpl):'
 
     def annotate(**map):
         last = None
-        if binary(fctx.data()):
+        if util.binary(fctx.data()):
             mt = (mimetypes.guess_type(fctx.path())[0]
                   or 'application/octet-stream')
             lines = enumerate([((fctx.filectx(fctx.filerev()), 1),