Delete JavaScriptAction, preferring to implement the 1-line logic in

tools/telemetry/telemetry/page/actions/action_runner.py

 # Copyright 2014 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.page.actions import page_action
-from telemetry.page.actions.javascript import JavaScriptAction
 from telemetry.page.actions.navigate import NavigateAction
 from telemetry.page.actions.wait import WaitAction
 from telemetry.web_perf import timeline_interaction_record as tir_module
 
 
 class ActionRunner(object):
 
   def __init__(self, tab):
     self._tab = tab
 
@@ skipping 44 matching lines @@
         'url': target_side_url,
         'script_to_evaluate_on_commit': page.script_to_evaluate_on_commit}
     if timeout_seconds:
       attributes['timeout_seconds'] = timeout_seconds
     self.RunAction(NavigateAction(attributes))
 
   def WaitForNavigate(self, timeout_seconds=60):
     self._tab.WaitForNavigate(timeout_seconds)
     self._tab.WaitForDocumentReadyStateToBeInteractiveOrBetter()
 
-  def ExecuteJavaScript(self, js_expression):
-    """Executes a given JavaScript expression.
+  def ExecuteJavaScript(self, statement):
+    """Executes a given JavaScript statement.
 
     Example: runner.ExecuteJavaScript('var foo = 1;');
 
     Args:
-      js_expression: The expression to execute (provided as string).
+      statement: The statement to execute (provided as string).
     """
-    self.RunAction(JavaScriptAction({'expression': js_expression}))
+    self._tab.ExecuteJavaScript(statement)
 
   def Wait(self, seconds):
     """Wait for the number of seconds specified.
 
     Args:
       seconds: The number of seconds to wait.
     """
     self.RunAction(WaitAction({'seconds': seconds}))
 
   def WaitForJavaScriptCondition(self, condition, timeout=60):
@@ skipping 62 matching lines @@
     self._action_runner.ExecuteJavaScript('console.time("%s");' %
         tir_module.TimelineInteractionRecord.GetJavaScriptMarker(
             self._label, self._flags))
 
   def End(self):
     assert self._started
     self._started = False
     self._action_runner.ExecuteJavaScript('console.timeEnd("%s");' %
         tir_module.TimelineInteractionRecord.GetJavaScriptMarker(
             self._label, self._flags))