Add more idle after loading stories.

tools/perf/page_sets/data/idle_after_loading_stories.json

 {
     "archives": {
-        "idle_after_loading_stories_001.wpr": [
-            "http://www.labradortraininghq.com/labrador-training/how-to-crate-train-a-puppy/#How_Long_DoesIt_Take_To_Crate_Train_A_Puppy"
+        "idle_after_loading_stories_002.wpr": [
+            "http://bbc.com/news/uk/",
+            "http://www.labradortraininghq.com/labrador-training/how-to-crate-train-a-puppy/#How_Long_DoesIt_Take_To_Crate_Train_A_Puppy",
+            "http://www.microsoft.com",
+            "http://www.indiatimes.com",
+            "http://bgr.com",
+            "http://abcnews.go.com/",
+            "http://www.w3schools.com/html/default.asp",
+            "http://www.slideshare.net/patrickmeenan",
+            "http://tumblr.all-that-is-interesting.com/",
+            "https://twitter.com/katyperry",
+            "https://instagram.com/cnn/",
+            "http://capitalone.com",
+            "http://www.sina.com.cn",
+            "http://www.androidpolice.com/2014/10/20/animation-bonanza-android-5-0-lollipop-in-gifs/",
+            "http://www.uol.com.br"
         ]
     },
     "description": "Describes the Web Page Replay archives for a story set. Don't edit by hand! Use record_wpr for updating."
 }