Add a new 'format-webkitpy' command that will reformat code to the style guide.

Tools/Scripts/webkitpy/formatter/__main__.py

Index: Tools/Scripts/webkitpy/formatter/__main__.py
diff --git a/Tools/Scripts/webkitpy/formatter/__main__.py b/Tools/Scripts/webkitpy/formatter/__main__.py
new file mode 100644
index 0000000000000000000000000000000000000000..b767df613588a564c872cce450238f133144d463
--- /dev/null
+++ b/Tools/Scripts/webkitpy/formatter/__main__.py
@@ -0,0 +1,11 @@
+# Copyright 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.
+
+import sys
+
+from webkitpy.formatter.main import main
+
+
+if __name__ == '__main__':
+    sys.exit(main())