Remove 'navigate' attribute from wait_until

tools/telemetry/telemetry/core/tab.py

Index: tools/telemetry/telemetry/core/tab.py
diff --git a/tools/telemetry/telemetry/core/tab.py b/tools/telemetry/telemetry/core/tab.py
index 70eb31ebad2a95e84514402ffc513ab0b6b45e31..b6d6371a79a83277626f27baa3b2b03928888f1c 100644
--- a/tools/telemetry/telemetry/core/tab.py
+++ b/tools/telemetry/telemetry/core/tab.py
@@ -237,16 +237,14 @@ class Tab(web_contents.WebContents):
     for timestamp, bmp in frame_generator:
       yield timestamp - start_time, bmp.Crop(*content_box)
 
-  def PerformActionAndWaitForNavigate(
-      self, action_function, timeout=DEFAULT_TAB_TIMEOUT):
-    """Executes action_function, and waits for the navigation to complete.
+  def WaitForNavigate(self, timeout=DEFAULT_TAB_TIMEOUT):
+    """Waits for the navigation to complete.
 
-    action_function must be a Python function that results in a navigation.
+    The current page is expect to be in a navigation.
     This function returns when the navigation is complete or when
     the timeout has been exceeded.
     """
-    self._inspector_backend.PerformActionAndWaitForNavigate(
-        action_function, timeout)
+    self._inspector_backend.WaitForNavigate(timeout)
 
   def Navigate(self, url, script_to_evaluate_on_commit=None,
                timeout=DEFAULT_TAB_TIMEOUT):