In Windows Git, set autocrlf and filemode by default.

depot_tools/bootstrap/win/win_tools.bat

 @echo off
 :: Copyright (c) 2011 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.
 
 :: This script will try to find if svn and python are accessible and it not,
 :: it will try to download it and 'install' it in depot_tools.
 
 :: Sadly, we can't use SETLOCAL here otherwise it ERRORLEVEL is not correctly
 :: returned.
@@ skipping 30 matching lines @@
 :: Will create git_bin\...
 cscript //nologo //e:jscript "%~dp0unzip.js" "%~dp0git.zip" "%WIN_TOOLS_ROOT_DIR%"
 if errorlevel 1 goto :GIT_FAIL
 if not exist "%WIN_TOOLS_ROOT_DIR%\git_bin\." goto :GIT_FAIL
 del "%~dp0git.zip"
 :: Create the batch files.
 call copy /y "%WIN_TOOLS_ROOT_DIR%\git_bin\git.bat" "%WIN_TOOLS_ROOT_DIR%\git.bat" 1>nul
 call copy /y "%WIN_TOOLS_ROOT_DIR%\git_bin\gitk.bat" "%WIN_TOOLS_ROOT_DIR%\gitk.bat" 1>nul
 call copy /y "%WIN_TOOLS_ROOT_DIR%\git_bin\ssh.bat" "%WIN_TOOLS_ROOT_DIR%\ssh.bat" 1>nul
 call copy /y "%WIN_TOOLS_ROOT_DIR%\git_bin\ssh-keygen.bat" "%WIN_TOOLS_ROOT_DIR%\ssh-keygen.bat" 1>nul
+:: Ensure autocrlf and filemode are set correctly.
+call %WIN_TOOLS_ROOT_DIR%\git.bat config --global core.autocrlf false
+call %WIN_TOOLS_ROOT_DIR%\git.bat config --global core.filemode false
 goto :SVN_CHECK
 
 
 :GIT_FAIL
 echo ... Failed to checkout git automatically.
 echo Please visit http://code.google.com/p/msysgit to download the latest git
 echo client before continuing.
 echo You can also get the "prebacked" version used at %WIN_TOOLS_ROOT_URL%/
 set ERRORLEVEL=1
 goto :END
@@ skipping 71 matching lines @@
 goto :END
 
 
 :returncode
 set WIN_TOOLS_ROOT_URL=
 set WIN_TOOLS_ROOT_DIR=
 exit /b %ERRORLEVEL%
 
 :END
 call :returncode %ERRORLEVEL%