Remove dummy build/build-bisect.py. It was moved to tools/bisect-builds.py in r70112.

BUG=none
TEST=none
TBR=evan
Review URL: http://codereview.chromium.org/6538051

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@75365 0039d316-1c4b-4281-b951-d872f2087c98

build/build-bisect.py

-#!/usr/bin/python
-# Copyright (c) 2010 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
-
-print "This script has been moved to tools/bisect-builds.py."
-print "Please update any docs you're working from!"
-
-sys.exit(1)