Remove all references to LogEntry2 from the code

The migration to actually drop the table will go in after this code has been pushed to production

data/model/repositoryactioncount.py

@@ -4,7 +4,7 @@ from collections import namedtuple
 from peewee import IntegrityError
 
 from datetime import date, timedelta, datetime
-from data.database import (Repository, LogEntry, LogEntry2, RepositoryActionCount,
+from data.database import (Repository, LogEntry, RepositoryActionCount,
                            RepositorySearchScore, db_random_func, fn)
 
 logger = logging.getLogger(__name__)
@@ -52,16 +52,12 @@ def count_repository_actions(to_count):
   today = date.today()
   yesterday = today - timedelta(days=1)
 
-  # TODO(LogMigrate): Remove the branch once we're back on LogEntry only.
-  def lookup_action_count(model):
-    return (model
+  actions = (LogEntry
             .select()
-            .where(model.repository == to_count,
-                   model.datetime >= yesterday,
-                   model.datetime < today)
+            .where(LogEntry.repository == to_count,
+                   LogEntry.datetime >= yesterday,
+                   LogEntry.datetime < today)
             .count())
-
-  actions = lookup_action_count(LogEntry) + lookup_action_count(LogEntry2)
   try:
     RepositoryActionCount.create(repository=to_count, date=yesterday, count=actions)
     return True