[Telemetry refactor] Drop "2" from method calls to JS API

tools/perf/benchmarks/kraken.py

Index: tools/perf/benchmarks/kraken.py
diff --git a/tools/perf/benchmarks/kraken.py b/tools/perf/benchmarks/kraken.py
index d2834b5c6cd8e5baa9ee89d33ee42158cc1583ba..3d90902d2da9237489c544670829df33cf4984de 100644
--- a/tools/perf/benchmarks/kraken.py
+++ b/tools/perf/benchmarks/kraken.py
@@ -86,14 +86,14 @@ class _KrakenMeasurement(legacy_page_test.LegacyPageTest):
     self._power_metric.Start(page, tab)
 
   def ValidateAndMeasurePage(self, page, tab, results):
-    tab.WaitForJavaScriptCondition2(
+    tab.WaitForJavaScriptCondition(
         'document.title.indexOf("Results") != -1', timeout=700)
     tab.WaitForDocumentReadyStateToBeComplete()
 
     self._power_metric.Stop(page, tab)
     self._power_metric.AddResults(tab, results)
 
-    result_dict = json.loads(tab.EvaluateJavaScript2("""
+    result_dict = json.loads(tab.EvaluateJavaScript("""
         var formElement = document.getElementsByTagName("input")[0];
         decodeURIComponent(formElement.value.split("?")[1]);
         """))