chromium/tools/traffic_annotation/scripts/test_data/annotations_diff12.txt

--- 
+++ 
@@ -8,7 +8,10 @@
 -->
 
 <annotations>
+ <item id="A" added_in_milestone="62" hash_code="1" content_hash_code="10" os_list="linux,windows"/>
  <item id="C" added_in_milestone="62" hash_code="3" content_hash_code="30" os_list="linux,windows"/>
- <item id="M" added_in_milestone="62" hash_code="6" content_hash_code="60" os_list="linux,windows"/>
+ <item id="E" added_in_milestone="62" hash_code="5" content_hash_code="50" os_list="linux,windows"/>
+ <item id="M" added_in_milestone="62" hash_code="7" content_hash_code="70" os_list="linux,windows"/>
  <item id="X" added_in_milestone="62" hash_code="8" content_hash_code="80" os_list="linux,windows"/>
+ <item id="Z" added_in_milestone="62" hash_code="9" content_hash_code="90" os_list="linux,windows"/>
 </annotations>