Telemetry: adds dromaeo dom and jslib benchmarks.

tools/perf/perf_tools/dromaeo.py

+# Copyright (c) 2012 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+from telemetry import multi_page_benchmark
+from telemetry import util
+
+class Dromaeo(multi_page_benchmark.MultiPageBenchmark):
+  def MeasurePage(self, page, tab, results):
+    js_is_done = """window.document.cookie.indexOf('__done=1') >= 0"""

[tonyg, 2012/11/21 18:05:35]

This string should be singly quoted.

[bulach, 2012/11/21 19:55:10]

Done.

+    def _IsDone():
+      return bool(tab.runtime.Evaluate(js_is_done))
+    util.WaitFor(_IsDone, 600, poll_interval=5)
+
+    js_get_results = """
+window.automation.GetScore()

[tonyg, 2012/11/21 18:05:35]

I think you need to get the individual results for GetResults() in addition to
the summary from GetScore(). See chrome/test/perf/dromaeo_benchmark_uitest.cc.

[bulach, 2012/11/21 19:55:10]

Done.

+"""

[tonyg, 2012/11/21 18:05:35]

This can be a single-line string.

[bulach, 2012/11/21 19:55:10]

Done.

+    score = tab.runtime.Evaluate(js_get_results)
+    suffix = page.url[page.url.index('?') + 1 : page.url.index('&')]
+    results.Add('dromaeo_' + suffix, '', score)