Add test to verify we can cancel the GetUserMedia request right after sending the request

chrome/test/functional/webrtc_call.py

Index: chrome/test/functional/webrtc_call.py
diff --git a/chrome/test/functional/webrtc_call.py b/chrome/test/functional/webrtc_call.py
index 68eec9ed2ceca4bdd09b2deaa2111123dce87dcf..b826838f3a6d517cea376d5f8046a3d3ef3b2ba3 100755
--- a/chrome/test/functional/webrtc_call.py
+++ b/chrome/test/functional/webrtc_call.py
@@ -144,6 +144,22 @@ class WebRTCCallTest(pyauto.PyUITest):
     self.assertEquals('failed-with-error-1',
                       self._GetUserMedia(tab_index=0, action='dismiss'))
 
+  def testReloadPageAfterGetUserMedia(self):
+    """Ensures no crash on a quick reaload after GetUserMedia.
+
+    This test will quickly reload the page after running getUserMedia, which
+    will remove the pending request. This crashed the browser before the fix
+    for crbug.com/135043.
+    """
+
+    url = self.GetFileURLForDataPath('webrtc', 'webrtc_jsep_test.html')
+    self.NavigateToURL(url)
+    self.AppendTab(pyauto.GURL(url))
+    self.assertEquals('ok-requested', self.ExecuteJavascript(
+        'getUserMedia(true, true)', tab_index=0))
+    self.assertEquals('ok-reloaded-page', self.ExecuteJavascript(

[Nirnimesh, 2012/07/12 14:07:01]

You don't need javascript to reload the page. You can make direct pyauto calls.
See navigation.py for examples.

+        'ReloadWebPage()', tab_index=0))
+
   def _GetUserMedia(self, tab_index, action='allow'):
     """Acquires webcam or mic for one tab and returns the result."""
     self.assertEquals('ok-requested', self.ExecuteJavascript(