Remove GoogleMapsPage and GmailMouseScrollPage from top_25_smooth.

tools/perf/page_sets/top_pages.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 import page as page_module
 
 
 class TopPages(page_module.Page):
 
   def __init__(self, url, page_set, name='', credentials=None):
     super(TopPages, self).__init__(
@@ skipping 41 matching lines @@
   def RunNavigateSteps(self, action_runner):
     super(GmailPage, self).RunNavigateSteps(action_runner)
     action_runner.WaitForJavaScriptCondition(
         'window.gmonkey !== undefined &&'
         'document.getElementById("gb") !== null')
     # This check is needed for gmonkey to load completely.
     action_runner.WaitForJavaScriptCondition(
         'document.readyState == "complete"')
 
 
+class GmailMouseScrollPage(GmailPage):
+
+  """ Why: productivity, top google properties """
+
+  def RunPageInteractions(self, action_runner):
+    action_runner.ExecuteJavaScript('''
+        gmonkey.load('2.0', function(api) {
+          window.__scrollableElementForTelemetry = api.getScrollableElement();
+        });''')
+    action_runner.WaitForJavaScriptCondition(
+        'window.__scrollableElementForTelemetry != null')
+    scrollbar_x, start_y, end_y = self._CalculateScrollBarRatios(action_runner)
+
+    interaction = action_runner.BeginGestureInteraction(
+        'DragAction')
+    action_runner.DragPage(left_start_ratio=scrollbar_x,
+        top_start_ratio=start_y, left_end_ratio=scrollbar_x,
+        top_end_ratio=end_y, speed_in_pixels_per_second=100,
+        element_function='window.__scrollableElementForTelemetry')
+    interaction.End()
+
+  def _CalculateScrollBarRatios(self, action_runner):
+    viewport_height = float(action_runner.EvaluateJavaScript(
+        'window.__scrollableElementForTelemetry.clientHeight'))
+    content_height = float(action_runner.EvaluateJavaScript(
+        'window.__scrollableElementForTelemetry.scrollHeight'))
+    viewport_width = float(action_runner.EvaluateJavaScript(
+        'window.__scrollableElementForTelemetry.offsetWidth'))
+    scrollbar_width = float(action_runner.EvaluateJavaScript('''
+        window.__scrollableElementForTelemetry.offsetWidth -
+        window.__scrollableElementForTelemetry.scrollWidth'''))
+
+    # This calculation is correct only when the element doesn't have border or
+    # padding or scroll buttons (eg: gmail mail element).
+    scrollbar_start_mid_y = viewport_height / (2 * content_height)
+    scrollbar_end_mid_y = 1 - scrollbar_start_mid_y
+    scrollbar_mid_x_offset = scrollbar_width / (2 * viewport_width)
+    scrollbar_mid_x = 1 - scrollbar_mid_x_offset
+    return scrollbar_mid_x, scrollbar_start_mid_y, scrollbar_end_mid_y
+
+
 class GoogleCalendarPage(TopPages):
 
   """ Why: productivity, top google properties """
 
   def __init__(self, page_set):
     super(GoogleCalendarPage, self).__init__(
         url='https://www.google.com/calendar/',
         page_set=page_set,
         credentials='google')
 
@@ skipping 38 matching lines @@
         url='https://www.google.co.uk/maps/@51.5043968,-0.1526806',
         page_set=page_set,
         name='Maps')
 
   def RunNavigateSteps(self, action_runner):
     super(GoogleMapsPage, self).RunNavigateSteps(action_runner)
     action_runner.WaitForElement(selector='.widget-scene-canvas')
     action_runner.WaitForElement(selector='.widget-zoom-in')
     action_runner.WaitForElement(selector='.widget-zoom-out')
 
-  # Disabled on android since desktop record of maps doesn't load in android.
-  def CanRunOnBrowser(self, browser_info):
-    return (browser_info._browser._platform_backend.platform.GetOSName() !=
-        'android')
-
-
 class GooglePlusPage(TopPages):
 
   """ Why: social; top google property; Public profile; infinite scrolls """
 
   def __init__(self, page_set):
     super(GooglePlusPage, self).__init__(
         url='https://plus.google.com/110031535020051778989/posts',
         page_set=page_set,
         credentials='google')
 
@@ skipping 138 matching lines @@
   """ Why: #1 games according to Alexa (with actual games in it) """
 
   def __init__(self, page_set):
     super(YahooGamesPage, self).__init__(
         url='http://games.yahoo.com',
         page_set=page_set)
 
   def RunNavigateSteps(self, action_runner):
     super(YahooGamesPage, self).RunNavigateSteps(action_runner)
     action_runner.Wait(2)