Removing Page.WaitToLoad and update all pagesets to use explicit wait actions

tools/telemetry/telemetry/page/page_test.py

Index: tools/telemetry/telemetry/page/page_test.py
diff --git a/tools/telemetry/telemetry/page/page_test.py b/tools/telemetry/telemetry/page/page_test.py
index e9d7147664b9fea315e8463b82b582fef4072b47..405a621c9332131c1a6582c0afb9ebdd0d0a8e91 100644
--- a/tools/telemetry/telemetry/page/page_test.py
+++ b/tools/telemetry/telemetry/page/page_test.py
@@ -205,22 +205,15 @@ class PageTest(object):
   def RunNavigateSteps(self, page, tab):
     """Navigates the tab to the page URL attribute.
 
-    If 'navigate_steps' is defined for the page, this will attempt to
-    run it as a compound action.
+    Runs the 'navigate_steps' page attribute as a compound action.
     """
-    if hasattr(page, 'navigate_steps'):
-      navigate_actions = GetCompoundActionFromPage(page, 'navigate_steps')
-      if not any(isinstance(action, navigate.NavigateAction)
-          for action in navigate_actions):
-        raise page_action.PageActionFailed(
-            'No NavigateAction in navigate_steps')
-      self._RunCompoundAction(page, tab, navigate_actions, False)
-    else:
-      # TODO(edmundyan): Make a default navigate_steps action on the page object
-      # once we can deprecate page.WaitToLoad()
-      i = navigate.NavigateAction()
-      i.RunAction(page, tab, None)
-      page.WaitToLoad(tab, 60)
+    navigate_actions = GetCompoundActionFromPage(page, 'navigate_steps')
+    if not any(isinstance(action, navigate.NavigateAction)
+        for action in navigate_actions):
+      raise page_action.PageActionFailed(
+          'No NavigateAction in navigate_steps')
+
+    self._RunCompoundAction(page, tab, navigate_actions, False)
 
   @property
   def action_name_to_run(self):