Here is the latest diff.

Many thanks for the review!

=== modified file 'lib/canonical/launchpad/security.py'
--- lib/canonical/launchpad/security.py	2009-12-18 13:25:19 +0000
+++ lib/canonical/launchpad/security.py	2009-12-21 15:17:16 +0000
@@ -1678,7 +1678,7 @@
     def checkAuthenticated(self, user):
         """Is the user able to manage `IDistroSeries` translations.
 
-        Disribution managers can also manage IDistroSeries
+        Distribution managers can also manage IDistroSeries
         """
         return (AdminDistributionTranslations(
             self.obj.distribution).checkAuthenticated(user))
@@ -1691,7 +1691,7 @@
     def checkAuthenticated(self, user):
         """Is the user able to manage `IDistroSeriesLanguage` translations.
 
-        Disribution managers can also manage IDistroSeriesLanguage
+        Distribution managers can also manage IDistroSeriesLanguage
         """
         return (AdminDistroSeriesTranslations(
             self.obj.distroseries).checkAuthenticated(user))

=== modified file 'lib/canonical/launchpad/testing/pages.py'
--- lib/canonical/launchpad/testing/pages.py	2009-12-18 13:25:19 +0000
+++ lib/canonical/launchpad/testing/pages.py	2009-12-21 17:17:46 +0000
@@ -39,6 +39,7 @@
 from lazr.restful.testing.webservice import WebServiceCaller
 from lp.testing import ANONYMOUS, login, login_person, logout
 from lp.testing.factory import LaunchpadObjectFactory
+from lp.registry.interfaces.person import NameAlreadyTaken
 
 
 class UnstickyCookieHTTPCaller(HTTPCaller):
@@ -636,17 +637,24 @@
     return LaunchpadWebServiceCaller(consumer_key, access_token.key)
 
 
-def setupUTCBrowser():
-    """Testbrowser configured for Ubuntu Translations Coordinators."""
+def setupDTCBrowser():
+    """Testbrowser configured for Distribution Translations Coordinators.
 
+    Ubuntu is the configured distribution.
+    """
     login('<email address hidden>')
-    utg_member = LaunchpadObjectFactory().makePerson(
-         <email address hidden>", password="test")
-    utg = LaunchpadObjectFactory().makeTranslationGroup(owner=utg_member)
-    ubuntu = getUtility(ILaunchpadCelebrities).ubuntu
-    ubuntu.translationgroup = utg
+    try:
+        dtg_member = LaunchpadObjectFactory().makePerson(
+            <email address hidden>", password="test")
+    except NameAlreadyTaken:
+        # We have already created the translations coordinator
+        pass
+    else:
+        dtg = LaunchpadObjectFactory().makeTranslationGroup(owner=dtg_member)
+        ubuntu = getUtility(ILaunchpadCelebrities).ubuntu
+        ubuntu.translationgroup = dtg
     logout()
-    return setupBrowser(auth='Basic <email address hidden>:test')
+    return setupBrowser(auth='Basic <email address hidden>:test')
 
 
 def stop():
@@ -669,7 +677,7 @@
     test.globs['user_webservice'] = LaunchpadWebServiceCaller(
         'launchpad-library', 'nopriv-read-nonprivate')
     test.globs['setupBrowser'] = setupBrowser
-    test.globs['setupUTCBrowser'] = setupUTCBrowser
+    test.globs['setupDTCBrowser'] = setupDTCBrowser
     test.globs['browser'] = setupBrowser()
     test.globs['anon_browser'] = setupBrowser()
     test.globs['user_browser'] = setupBrowser(

=== modified file 'lib/lp/translations/stories/distroseries/xx-distroseries-translations.txt'
--- lib/lp/translations/stories/distroseries/xx-distroseries-translations.txt	2009-12-18 13:25:19 +0000
+++ lib/lp/translations/stories/distroseries/xx-distroseries-translations.txt	2009-12-21 17:17:38 +0000
@@ -45,24 +45,24 @@
 
 ... but the link is available to administrators:
 
-    >>> utc_browser = setupUTCBrowser()
-
-    >>> utc_browser.open('http://translations.launchpad.dev/ubuntu/hoary')
-
-    >>> utc_browser.getLink('Change settings').click()
+    >>> dtc_browser = setupDTCBrowser()
+
+    >>> dtc_browser.open('http://translations.launchpad.dev/ubuntu/hoary')
+
+    >>> dtc_browser.getLink('Change settings').click()
 
 Once the administrator hides all translations...
 
-    >>> utc_browser.getControl(
+    >>> dtc_browser.getControl(
     ...     'Hide translations for this release').selected = True
-    >>> utc_browser.getControl('Change').click()
-    >>> print utc_browser.url
+    >>> dtc_browser.getControl('Change').click()
+    >>> print dtc_browser.url
     http://translations.launchpad.dev/ubuntu/hoary
 
 ...a notice about the fact shows up on the overview page.
 
     >>> notices = find_tags_by_class(
-    ...     utc_browser.contents, 'visibility-notice')
+    ...     dtc_browser.contents, 'visibility-notice')
     >>> for notice in notices:
     ...     print extract_text(notice)
     Translations for this series are currently hidden.
@@ -92,7 +92,7 @@
 
 Translations administrator have access series with hidden translations.
 
-    >>> utc_browser.open(
+    >>> dtc_browser.open(
     ...     'http://translations.launchpad.dev/ubuntu/hoary/+lang/es')
 
 Non existing languages are not viewable. English is a special case
@@ -124,7 +124,7 @@
 However, source package translations are still available to the
 administrators.
 
-    >>> utc_browser.open(
+    >>> dtc_browser.open(
     ...     'http://translations.launchpad.dev/ubuntu/hoary/'
     ...     '+sources/evolution')
 
@@ -132,21 +132,21 @@
 distribution should be deferred. That option is set also from the same
 form where we hide all translations and an admin is able to change it:
 
-    >>> utc_browser.open('http://translations.launchpad.dev/ubuntu/hoary')
-    >>> utc_browser.getLink('Change settings').click()
-    >>> utc_browser.getControl(
+    >>> dtc_browser.open('http://translations.launchpad.dev/ubuntu/hoary')
+    >>> dtc_browser.getLink('Change settings').click()
+    >>> dtc_browser.getControl(
     ...     'Defer translation imports').selected
     False
-    >>> utc_browser.getControl(
+    >>> dtc_browser.getControl(
     ...     'Defer translation imports').selected = True
-    >>> utc_browser.getControl('Change').click()
-    >>> print utc_browser.url
+    >>> dtc_browser.getControl('Change').click()
+    >>> print dtc_browser.url
     http://translations.launchpad.dev/ubuntu/hoary
 
 Once the system accepts the submission, we can see such change applied.
 
-    >>> utc_browser.getLink('Change settings').click()
-    >>> utc_browser.getControl(
+    >>> dtc_browser.getLink('Change settings').click()
+    >>> dtc_browser.getControl(
     ...     'Defer translation imports').selected
     True