Make gclient sync --force also ignore left over files when

switching repositories.  This could result in clobbering
changes you may have in a third_party checkout, but if
you pass --force, I think you're asking for this behavior.
Review URL: http://codereview.chromium.org/2645001

git-svn-id: svn://svn.chromium.org/chrome/trunk/tools/depot_tools@48902 0039d316-1c4b-4281-b951-d872f2087c98

gclient_scm.py

@@ -787,7 +787,7 @@ class SVNWrapper(SCMWrapper):
             from_info['Repository Root'],
             to_info['Repository Root'])
       else:
-        if scm.SVN.CaptureStatus(checkout_path):
+        if scm.SVN.CaptureStatus(checkout_path) and not options.force:
           raise gclient_utils.Error("Can't switch the checkout to %s; UUID "
                                     "don't match and there is local changes "
                                     "in %s. Delete the directory and "