Milo: Add LogDog annotation stream support.

appengine/cmd/milo/swarming/expectations/build-patch-failure.json

Index: appengine/cmd/milo/swarming/expectations/build-patch-failure.json
diff --git a/appengine/cmd/milo/swarming/expectations/build-patch-failure.json b/appengine/cmd/milo/swarming/expectations/build-patch-failure.json
index 64233244398e66df2460ac0a63a6d61f23d1599d..66c91847e1415b21bcabcdaef81fdc0963c9ba0b 100644
--- a/appengine/cmd/milo/swarming/expectations/build-patch-failure.json
+++ b/appengine/cmd/milo/swarming/expectations/build-patch-failure.json
@@ -12,9 +12,16 @@
       "Alt": ""
     },
     "MainLink": null,
-    "SubLink": null,
+    "SubLink": [
+      {
+        "Label": "stdout",
+        "Img": "",
+        "URL": "foo/stdout",
+        "Alt": ""
+      }
+    ],
     "Progress": null,
-    "Started": "0001-01-01T00:00:00Z",
+    "Started": "2016-03-14T10:00:01Z",
     "Finished": "0001-01-01T00:00:00Z",
     "Duration": 0,
     "Type": "Recipe",
@@ -180,24 +187,6 @@
   ],
   "PropertyGroup": [
     {
-      "GroupName": "Swarming",
-      "Property": [
-        {
-          "Key": "Exit Code",
-          "Value": "0"
-        }
-      ]
-    },
-    {
-      "GroupName": "Swarming Tags",
-      "Property": [
-        {
-          "Key": "allow_milo",
-          "Value": "1"
-        }
-      ]
-    },
-    {
       "GroupName": "update_scripts",
       "Property": [
         {
@@ -266,6 +255,24 @@
           "Value": "HEAD"
         }
       ]
+    },
+    {
+      "GroupName": "Swarming",
+      "Property": [
+        {
+          "Key": "Exit Code",
+          "Value": "0"
+        }
+      ]
+    },
+    {
+      "GroupName": "Swarming Tags",
+      "Property": [
+        {
+          "Key": "allow_milo",
+          "Value": "1"
+        }
+      ]
     }
   ],
   "Blame": null