Address concerns from pull request.

data/model/legacy.py

@@ -1805,7 +1805,6 @@ def delete_tag(namespace_name, repository_name, tag_name):
                                 Namespace.username == namespace_name,
                                 RepositoryTag.name == tag_name))
       found = db_for_update(query).get()
-
     except RepositoryTag.DoesNotExist:
       msg = ('Invalid repository tag \'%s\' on repository \'%s/%s\'' %
              (tag_name, namespace_name, repository_name))

static/js/graphing.js

@@ -509,7 +509,7 @@ ImageHistoryTree.prototype.buildRoot_ = function() {
 
 
 /**
- * Prunes images which are not referenced either directly or indireclty by any tag.
+ * Prunes images which are not referenced either directly or indirectly by any tag.
  */
 ImageHistoryTree.prototype.pruneUnreferenced_ = function(node) {
   if (node.children) {

test/test_gc.py

@@ -167,10 +167,8 @@ class TestGarbageColection(unittest.TestCase):
     """ Repository has multiple tags with shared images. Selectively deleting the tags, and
         verifying at each step.
     """
-    repository = self.createRepository(latest=['i1', 'i2', 'i3'],
-                                       other=['i1', 'f1', 'f2'],
-                                       third=['t1', 't2', 't3'],
-                                       fourth=['i1', 'f1'])
+    repository = self.createRepository(latest=['i1', 'i2', 'i3'], other=['i1', 'f1', 'f2'],
+                                       third=['t1', 't2', 't3'], fourth=['i1', 'f1'])
 
     # Delete tag other. Should delete f2, since it is not shared.
     self.deleteTag(repository, 'other')