Create ActionRunner wrapper API over TapAction and ClickElementAction.

tools/perf/page_sets/key_silk_cases.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.
 # pylint: disable=W0401,W0614
 from telemetry.page.actions.all_page_actions import *
 from telemetry.page import page as page_module
 from telemetry.page import page_set as page_set_module
 
 
 class KeySilkCasesPage(page_module.Page):
@@ skipping 346 matching lines @@
 
   def RunNavigateSteps(self, action_runner):
     action_runner.NavigateToPage(self)
     action_runner.Wait(2)
 
   def RunSmoothness(self, action_runner):
     for _ in xrange(6):
       self.ToggleDrawer(action_runner)
 
   def ToggleDrawer(self, action_runner):
-    action_runner.RunAction(TapAction(
-      {
-        'selector': '#menu-button',
-        'wait_after' : {'seconds': 1}
-      }))
+    interaction = action_runner.BeginInteraction(
+        'Action_TapAction', is_smooth=True)
+    action_runner.TapElement('#menu-button')
+    action_runner.Wait(1)
+    interaction.End()
 
 
 class Page19(KeySilkCasesPage):
 
   def __init__(self, page_set):
     super(Page19, self).__init__(
       url='file://key_silk_cases/inbox_app.html?slide_drawer',
       page_set=page_set)
 
   def ToggleDrawer(self, action_runner):
-    action_runner.RunAction(TapAction(
-      {
-        'selector': '#menu-button'
-      }))
+    interaction = action_runner.BeginInteraction(

[nednguyen, 2014/06/10 22:48:58]

May be we should have a BeginGestureInteraction that auto-appends Gesture
prefix? 
Figuring out why Gesture_... works but Action_... doesn't work might be a
debugging nightmare, I think.

[chrishenry, 2014/06/10 23:22:50]

Done.

+        'Gesture_TapAction', is_smooth=True)
+    action_runner.TapElement('#menu-button')
+    interaction.End()
+
     interaction = action_runner.BeginInteraction('Wait', is_smooth=True)
     action_runner.WaitForJavaScriptCondition(
         'document.getElementById("nav-drawer").active')
     interaction.End()
 
 
   def RunNavigateSteps(self, action_runner):
     action_runner.NavigateToPage(self)
     action_runner.Wait(2)
     self.ToggleDrawer(action_runner)
@@ skipping 53 matching lines @@
           function() {
             var el = document.getElementById('kno-result');
             var bound = el.getBoundingClientRect();
             return bound.top - document.body.scrollTop;
           }
         '''
       }))
 
   def ExpandKnowledgeCard(self, action_runner):
     # expand card
-    action_runner.RunAction(TapAction(
-      {
-        'element_function': '''
-          function(callback) {
-            callback(document.getElementsByClassName("vk_arc")[0]);
-          }''',
-        'wait_after': {'seconds': 2}
-      }))
+    interaction = action_runner.BeginInteraction(
+        'Action_TapAction', is_smooth=True)
+    action_runner.TapElement(
+        element_function='document.getElementsByClassName("vk_arc")[0]')
+    action_runner.Wait(2)
+    interaction.End()
 
 
   def RunNavigateSteps(self, action_runner):
     action_runner.NavigateToPage(self)
     action_runner.Wait(3)
     self.ScrollKnowledgeCardToTop(action_runner)
 
   def RunSmoothness(self, action_runner):
     self.ExpandKnowledgeCard(action_runner)
 
@@ skipping 155 matching lines @@
     self.AddPage(Page17(self))
     self.AddPage(Page18(self))
     self.AddPage(Page19(self))
     self.AddPage(Page20(self))
     self.AddPage(Page21(self))
     self.AddPage(Page22(self))
     self.AddPage(Page23(self))
     self.AddPage(Page24(self))
     self.AddPage(Page25(self))
     self.AddPage(Page26(self))