Change default codereview instance to one we maintain.

R=agable@chromium.org
BUG=637561

Review-Url: https://codereview.chromium.org/2250573002

git_cl.py

@@ -63,7 +63,7 @@ import watchlists
 __version__ = '2.0'
 
 COMMIT_BOT_EMAIL = 'commit-bot@chromium.org'
-DEFAULT_SERVER = 'https://codereview.appspot.com'
+DEFAULT_SERVER = 'https://codereview.chromium.org'
 POSTUPSTREAM_HOOK_PATTERN = '.git/hooks/post-cl-%s'
 DESCRIPTION_BACKUP_FILE = '~/.git_cl_description_backup'
 GIT_INSTRUCTIONS_URL = 'http://code.google.com/p/chromium/wiki/UsingGit'

trychange.py

@@ -951,7 +951,7 @@ def gen_parser(prog):
   group.add_option("--url",
                    help="Url where to grab a patch, e.g. "
                         "http://example.com/x.diff")
-  group.add_option("-R", "--rietveld_url", default="codereview.appspot.com",
+  group.add_option("-R", "--rietveld_url", default="codereview.chromium.org",
                    metavar="URL",
                    help="Has 2 usages, both refer to the rietveld instance: "
                         "Specify which code review patch to use as the try job "