First cut of chrome-proxy (data reduction proxy) measurements.

tools/perf/page_sets/chrome_proxy/smoke.json

+{
+  "description": "Chrome proxy test sites",
+  "pages": [
+    {
+      "name": "header validation",
+      "url": "http://aws1.mdw.la/fw/",
+      "why": "Check chrome proxy response headers."
+    },
+    {
+      "name": "compression: image",
+      "url": "http://aws1.mdw.la/static/",
+      "why": "Check data compression"
+    },
+    {
+      "name": "bypass",
+      "url": "http://aws1.mdw.la/bypass/",
+      "why": "Check bypass",
+      "restart_after": true
+    },
+    {
+      "name": "compression: javascript",
+      "url": "http://aws1.mdw.la/static/",
+      "why": "Check data compression"
+    },
+    {
+      "name": "compression: css",
+      "url": "http://aws1.mdw.la/static/",
+      "why": "Check data compression"
+    },
+    {
+      "name": "safebrowsing",
+      "url": "http://www.ianfette.org/",
+      "why": "Expect 'malware ahead' page. Use a short navigation timeout because no response will be received.",
+      "navigate_steps" : [
+        { "action": "navigate", "timeout_seconds": 5 }
+      ]
+    }
+  ]
+}