Disable NACK bandwidth statistics test due to being too flaky.

Tests for new API currently provide partial coverage, and will soon
provide full coverage.

TBR=pbos@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/2151005

git-svn-id: http://webrtc.googlecode.com/svn/trunk@4789 4adac7df-926f-26a2-2b94-8c16560cd09d
diff --git a/webrtc/video_engine/test/auto_test/source/vie_autotest_rtp_rtcp.cc b/webrtc/video_engine/test/auto_test/source/vie_autotest_rtp_rtcp.cc
index 91c961d..69c995f 100644
--- a/webrtc/video_engine/test/auto_test/source/vie_autotest_rtp_rtcp.cc
+++ b/webrtc/video_engine/test/auto_test/source/vie_autotest_rtp_rtcp.cc
@@ -394,7 +394,10 @@
     if (FLAGS_include_timing_dependent_tests) {
       EXPECT_GT(sentTotalBitrate, 0u);
       EXPECT_EQ(sentFecBitrate, 0u);
-      EXPECT_GT(sentNackBitrate, 0u);
+
+      // TODO(holmer): Test disabled due to being too flaky on buildbots. Tests
+      // for new API provide partial coverage.
+      // EXPECT_GT(sentNackBitrate, 0u);
     }
 
     EXPECT_EQ(0, ViE.base->StopReceive(tbChannel.videoChannel));