Reimplement basic PopularUrls page cycler in telemetry.

tools/perf/page_sets/data/popular_urls.json

Index: tools/perf/page_sets/data/popular_urls.json
diff --git a/tools/perf/page_sets/data/popular_urls.json b/tools/perf/page_sets/data/popular_urls.json
new file mode 100644
index 0000000000000000000000000000000000000000..3276299e6890d21a67bf713508389c17b88363a0
--- /dev/null
+++ b/tools/perf/page_sets/data/popular_urls.json
@@ -0,0 +1,115 @@
+{
+    "description": "Describes the Web Page Replay archives for a story set. Don't edit by hand! Use record_wpr for updating.", 
+    "archives": {
+        "popular_urls_000.wpr": [
+            "http://www.ebay.co.uk/", 
+            "http://www.godaddy.com/", 
+            "http://www.amazon.de/", 
+            "http://www.google.pl/", 
+            "http://www.uol.com.br/", 
+            "http://www.360buy.com/", 
+            "http://www.stackoverflow.com/", 
+            "http://www.amazon.co.jp/", 
+            "http://www.vagalume.com.br/", 
+            "http://www.bp.blogspot.com/", 
+            "http://www.dailymotion.com/", 
+            "http://www.huffingtonpost.com/", 
+            "http://www.4shared.com/", 
+            "http://www.mercadolivre.com.br/", 
+            "http://www.ebay.com/", 
+            "http://www.youtube.com/", 
+            "http://www.google.com/", 
+            "http://www.stafaband.info/", 
+            "http://www.kaskus.co.id/", 
+            "http://www.tribunnews.com/", 
+            "http://www.kompas.com/", 
+            "http://www.facebook.com/", 
+            "http://www.flipkart.com/", 
+            "http://www.snapdeal.com/", 
+            "http://www.indianrail.gov.in/", 
+            "http://www.espncricinfo.com/", 
+            "http://www.amazon.in/", 
+            "http://www.wikipedia.org/", 
+            "http://www.yahoo.co.jp/", 
+            "http://www.go.com/", 
+            "http://www.blogspot.com/", 
+            "http://www.google.co.in/", 
+            "http://www.t.co/", 
+            "http://www.taobao.com/", 
+            "http://www.baidu.com/", 
+            "http://www.google.de/", 
+            "http://www.qq.com/", 
+            "http://www.yahoo.com/", 
+            "http://www.sina.com.cn/", 
+            "http://www.twitter.com/", 
+            "http://www.wordpress.com/", 
+            "http://www.live.com/", 
+            "http://www.google.com.hk/", 
+            "http://www.msn.com/", 
+            "http://www.amazon.com/", 
+            "http://www.linkedin.com/", 
+            "http://www.googleusercontent.com/", 
+            "http://www.babylon.com/", 
+            "http://www.google.co.uk/", 
+            "http://www.google.co.jp/", 
+            "http://www.yandex.ru/", 
+            "http://www.fc2.com/", 
+            "http://www.163.com/", 
+            "http://www.google.fr/", 
+            "http://www.weibo.com/", 
+            "http://www.bing.com/", 
+            "http://www.microsoft.com/", 
+            "http://www.google.com.br/", 
+            "http://www.mail.ru/", 
+            "http://www.tumblr.com/", 
+            "http://www.pinterest.com/", 
+            "http://www.paypal.com/", 
+            "http://www.apple.com/", 
+            "http://www.google.it/", 
+            "http://www.blogger.com/", 
+            "http://www.google.es/", 
+            "http://www.google.ru/", 
+            "http://www.craigslist.org/", 
+            "http://www.sohu.com/", 
+            "http://www.imdb.com/", 
+            "http://www.flickr.com/", 
+            "http://www.bbc.co.uk/", 
+            "http://www.xvideos.com/", 
+            "http://www.xhamster.com/", 
+            "http://www.ask.com/", 
+            "http://www.ifeng.com/", 
+            "http://www.google.com.mx/", 
+            "http://www.youku.com/", 
+            "http://www.google.ca/", 
+            "http://www.livejasmin.com/", 
+            "http://www.tmall.com/", 
+            "http://www.zedo.com/", 
+            "http://www.imgur.com/", 
+            "http://www.conduit.com/", 
+            "http://www.odnoklassniki.ru/", 
+            "http://www.cnn.com/", 
+            "http://www.blogspot.in/", 
+            "http://www.adobe.com/", 
+            "http://www.google.co.id/", 
+            "http://www.mediafire.com/", 
+            "http://www.thepiratebay.se/", 
+            "http://www.pornhub.com/", 
+            "http://www.aol.com/", 
+            "http://www.letras.mus.br/", 
+            "http://www.hao123.com/", 
+            "http://www.espn.go.com/", 
+            "http://www.alibaba.com/", 
+            "http://www.ebay.de/", 
+            "http://www.google.com.tr/", 
+            "http://www.rakuten.co.jp/", 
+            "http://www.abril.com.br/", 
+            "http://www.about.com/", 
+            "http://www.avg.com/", 
+            "http://www.google.com.au/", 
+            "http://www.wordpress.org/", 
+            "http://www.chinaz.com/", 
+            "http://www.ameblo.jp/", 
+            "http://www.detik.com/"
+        ]
+    }
+}