Add a simple script to simplify using clang-format from vim.

BUG=240309
R=scottmg@chromium.org

Review URL: https://codereview.chromium.org/140513005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@245291 0039d316-1c4b-4281-b951-d872f2087c98

tools/vim/clang-format.vim

+" Copyright (c) 2014 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.
+
+" Binds cmd-shift-i (on Mac) or ctrl-shift-i (elsewhere) to invoking
+" clang-format.py.
+" It will format the current selection (and if there's no selection, the
+" current line.)
+
+let s:script = expand('<sfile>:p:h') .
+  \'/../../third_party/clang_format/scripts/clang-format.py'
+echo s:script
+
+if has('mac')
+  execute "map <D-I> :pyf " . s:script . "<CR>"
+  execute "imap <D-I> <ESC>:pyf " . s:script . "<CR>i"
+else
+  execute "map <C-I> :pyf " . s:script . "<CR>"
+  execute "imap <C-I> <ESC>:pyf " . s:script . "<CR>i"
+endif