docs: Removing references to SVN

README.md

 # depot_tools
 
 This package contains tools for working with Chromium development. It requires
 python 2.7.
 
 
 ## Tools
 
 The most important tools are:
 
@@ skipping 14 matching lines @@
 
 
 ## Updating
 
 `depot_tools` updates itself automatically when running `gclient` tool. To
 disable auto update, set the environment variable `DEPOT_TOOLS_UPDATE=0`.
 
 To update package manually, run `update_depot_tools.bat` on Windows,
 or `./update_depot_tools` on Linux or Mac.
 
-On Windows only, running `gclient` will install `svn` (not for long), `git`,
-`python`.
+On Windows only, running `gclient` will install `git` and `python`.  
 
 
 ## Contributing
 
 To contribute change for review:
 
     git new-branch <somename>
     # Hack
     git add .
     git commit -a -m "Fixes goat teleporting"
@@ skipping 13 matching lines @@
     # If change needs more work.
     git rebase-update
     ...
     git cl upload -t "Fixes goat teleporter destination to be Australia"
 
 
 ### cpplint.py
 
 To update cpplint.py, please submit the change upstream first at
 https://github.com/google/styleguide/tree/gh-pages/cpplint then copy it down.