diff --git a/django/views/debug.py b/django/views/debug.py
index b6201ab54a..1aeb05f7b0 100644
--- a/django/views/debug.py
+++ b/django/views/debug.py
@@ -24,15 +24,6 @@ HIDDEN_SETTINGS = re.compile('API|TOKEN|KEY|SECRET|PASS|SIGNATURE')
 CLEANSED_SUBSTITUTE = '********************'
 
 
-def linebreak_iter(template_source):
-    yield 0
-    p = template_source.find('\n')
-    while p >= 0:
-        yield p + 1
-        p = template_source.find('\n', p + 1)
-    yield len(template_source) + 1
-
-
 class CallableSettingWrapper(object):
     """ Object to wrap callable appearing in settings