Fix netflix pyauto perf tests in perf.py, broken by function name changes.

chrome/test/functional/perf.py

Index: chrome/test/functional/perf.py
diff --git a/chrome/test/functional/perf.py b/chrome/test/functional/perf.py
index 37aded49318668655453fd0115cb0444c1a5816f..174f73131618b659a1e2bb39407460cda8360210 100755
--- a/chrome/test/functional/perf.py
+++ b/chrome/test/functional/perf.py
@@ -789,14 +789,14 @@ class NetflixPerfTest(BasePerfTest, NetflixTestHelper):
     NetflixTestHelper.__init__(self, self)
 
   def tearDown(self):
-    self._SignOut()
+    self.SignOut()
     pyauto.PyUITest.tearDown(self)
 
   def testNetflixDroppedFrames(self):
     """Measures the Netflix video dropped frames/second. Runs for 60 secs."""
-    self._LoginAndStartPlaying()
-    self._CheckNetflixPlaying(self.IS_PLAYING,
-                              'Player did not start playing the title.')
+    self.LoginAndStartPlaying()
+    self.CheckNetflixPlaying(self.IS_PLAYING,
+                             'Player did not start playing the title.')
     # Ignore first 10 seconds of video playing so we get smooth videoplayback.
     time.sleep(10)
     init_dropped_frames = self._GetVideoDroppedFrames()
@@ -817,9 +817,9 @@ class NetflixPerfTest(BasePerfTest, NetflixTestHelper):
 
   def testNetflixCPU(self):
     """Measures the Netflix video CPU usage. Runs for 60 seconds."""
-    self._LoginAndStartPlaying()
-    self._CheckNetflixPlaying(self.IS_PLAYING,
-                              'Player did not start playing the title.')
+    self.LoginAndStartPlaying()
+    self.CheckNetflixPlaying(self.IS_PLAYING,
+                             'Player did not start playing the title.')
     # Ignore first 10 seconds of video playing so we get smooth videoplayback.
     time.sleep(10)
     init_dropped_frames = self._GetVideoDroppedFrames()