Copy a newer release of cpplint.py from google-styleguide.

README

 This package contains tools for working with Chromium development.
 
 The "gclient" wrapper knows how to keep this repository updated to
 the latest versions of these tools as found at:
 
     http://src.chromium.org/svn/trunk/tools/depot_tools
 
 This package contains:
 
   change-svn-wc-format.py
     Tool to convert from a svn checkout format to another. Fetched from
     http://svn.collab.net/repos/svn/trunk/tools/client-side/change-svn-wc-format.py
 
   chrome-update-create-task.bat
     Creates a scheduled task to do an automatic local chromium build every day.
 
+  cpplint.py
+    A copy of our linting tool which enforces Google style. Fetched from
+    http://google-styleguide.googlecode.com/svn/trunk/cpplint/cpplint.py
+
   gcl
     A tool for uploading and managing code reviews on the Chromium
     project, using the Rietveld code review tool.  More info at:
     http://code.google.com/p/rietveld/
    
   gclient
     A script for managing a workspace with modular dependencies that
     are each checked out independently from different repositories.
     More info at:
     http://code.google.com/p/gclient/
 
   hammer
     A wrapper script for building Chromium with the SCons software
     construction tool.  More info at:
     http://www.scons.org/
 
   revert
     A small tool to quickly revert a change.
 
 Note: svn and python will be installed automatically if not accessible (on
 Windows only).
 
 To update this distribution manually, run bootstrap\update.bat on Windows,
 or bootstrap/update.sh on Linux or Mac.
 
-To disable automatic updating, set the environment variable DEPOT_TOOLS_UPDATE=1
+To disable automatic updating, set the environment variable DEPOT_TOOLS_UPDATE=1