Fix python scripts in src/chrome/

chrome/tools/build/win/sort_sln.py

-#!/usr/bin/python
-# Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-
-import sys
-
-if len(sys.argv) != 2:
-  print """Usage: sort_sln.py <SOLUTIONNAME>.sln
-to sort the solution file to a normalized scheme. Do this before checking in
-changes to a solution file to avoid having a lot of unnecessary diffs."""
-  sys.exit(1)
-
-filename = sys.argv[1]
-print "Sorting " + filename;
-
-try:
-  sln = open(filename, "r");
-except IOError:
-  print "Unable to open " + filename + " for reading."
-  sys.exit(1)
-
-output = ""
-seclines = None
-while 1:
-  line = sln.readline()
-  if not line:
-    break
-
-  if seclines is not None:
-    # Process the end of a section, dump the sorted lines
-    if line.lstrip().startswith('End'):
-      output = output + ''.join(sorted(seclines))
-      seclines = None
-    # Process within a section
-    else:
-      seclines.append(line)
-      continue
-
-  # Process the start of a section
-  if (line.lstrip().startswith('GlobalSection') or
-      line.lstrip().startswith('ProjectSection')):
-    if seclines: raise Exception('Already in a section')
-    seclines = []
-
-  output = output + line
-
-sln.close()
-try:
-  sln = open(filename, "w")
-  sln.write(output)
-except IOError:
-  print "Unable to write to " + filename
-  sys.exit(1);
-print "Done."
-