Revert of Delete tryserver_gerrit and its old properties.

recipe_modules/properties/test_api.py

Index: recipe_modules/properties/test_api.py
diff --git a/recipe_modules/properties/test_api.py b/recipe_modules/properties/test_api.py
index 069efd14d1860bb63f679216abd997f666754454..9eaa652e717fd30e9d6bdef8ec8ed9970baa3daf 100644
--- a/recipe_modules/properties/test_api.py
+++ b/recipe_modules/properties/test_api.py
@@ -127,3 +127,44 @@
     )
     ret.properties.update(kwargs)
     return ret
+
+  def tryserver_gerrit(self, full_project_name, gerrit_host=None, **kwargs):
+    """
+    DEPRECATED. Use tryserver(gerrit_project='infra/infra') instead.
+
+    Merge kwargs into a typical buildbot properties blob for a job fired off
+    by a gerrit tryjob on the tryserver, and return the blob.
+
+    Arguments:
+      full_project_name: (required) name of the project in Gerrit.
+      gerrit_host: hostname of the gerrit server.
+        Example: chromium-review.googlesource.com.
+    """
+    # TODO(tandrii): remove this method.
+    gerrit_host = gerrit_host or 'chromium-review.googlesource.com'
+    parts = gerrit_host.split('.')
+    assert parts[0].endswith('-review')
+    parts[0] = parts[0][:-len('-review')]
+    repository = 'https://%s/%s' % ('.'.join(parts), full_project_name)
+
+    ret = self.generic(
+        branch='',
+        category='cq',
+        gerrit='https://%s' % gerrit_host,
+        patch_storage='gerrit',
+        project=full_project_name,
+        patch_project=full_project_name,
+        reason='CQ',
+        repository=repository,
+        requester='commit-bot@chromium.org',
+        revision='HEAD',
+    )
+    ret.properties.update({
+        'event.change.id': u'%s~master~Ideadbeaf' %
+            (full_project_name.replace('/', '%2F')),
+        'event.change.number': 338811,
+        'event.change.url': u'https://%s/#/c/338811' % gerrit_host,
+        'event.patchSet.ref': u'refs/changes/11/338811/3',
+    })
+    ret.properties.update(kwargs)
+    return ret