depot_tools: Print line numbers in search results of git-gs

BUG=none
TEST=none

Review URL: http://codereview.chromium.org/458017



git-svn-id: svn://svn.chromium.org/chrome/trunk/tools/depot_tools@33683 0039d316-1c4b-4281-b951-d872f2087c98

git-gs

@@ -2,7 +2,7 @@
 # Copyright (c) 2009 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.
-git grep -e "$@" -- "*.h" "*.hpp" "*.cpp" "*.c" "*.cc" "*.cpp" "*.inl"\
+git grep -n -e "$@" -- "*.h" "*.hpp" "*.cpp" "*.c" "*.cc" "*.cpp" "*.inl"\
    "*.grd" "*.idl" "*.m" "*.mm" "*.py" "*.sh" "*.cfg"\
    "*SConscript" "SConscript*" "*.scons" "*.vcproj" "*.vsprops" "*.make"\
    "*.gyp" "*.gypi"