Move browser and url to WebContents from Tab.

tools/telemetry/telemetry/core/web_contents.py

 # Copyright (c) 2012 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.
 
 DEFAULT_WEB_CONTENTS_TIMEOUT = 60
 
 # TODO(achuith, dtu, nduca): Add unit tests specifically for WebContents,
 # independent of Tab.
 class WebContents(object):
   """Represents web contents in the browser"""
   def __init__(self, inspector_backend):
     self._inspector_backend = inspector_backend
 
   def __del__(self):
     self.Disconnect()
 
   def Disconnect(self):
     self._inspector_backend.Disconnect()
 
   def Close(self):
     """Closes this page.
 
     Not all browsers or browser versions support this method.
     Be sure to check browser.supports_tab_control."""
     self._inspector_backend.Close()
 
+  @property
+  def browser(self):
+    """The browser in which this WebContents resides."""
+    return self._inspector_backend.browser
+
+  @property
+  def url(self):
+    return self._inspector_backend.url
+
   def WaitForDocumentReadyStateToBeComplete(self,
       timeout=DEFAULT_WEB_CONTENTS_TIMEOUT):
     self._inspector_backend.WaitForDocumentReadyStateToBeComplete(timeout)
 
   def WaitForDocumentReadyStateToBeInteractiveOrBetter(self,
       timeout=DEFAULT_WEB_CONTENTS_TIMEOUT):
     self._inspector_backend.WaitForDocumentReadyStateToBeInteractiveOrBetter(
         timeout)
 
   def ExecuteJavaScript(self, expr, timeout=DEFAULT_WEB_CONTENTS_TIMEOUT):
@@ skipping 27 matching lines @@
 
   @property
   def timeline_model(self):
     return self._inspector_backend.timeline_model
 
   def StartTimelineRecording(self):
     self._inspector_backend.StartTimelineRecording()
 
   def StopTimelineRecording(self):
     self._inspector_backend.StopTimelineRecording()