Disabling realtimecomm_GTalkPlayground (in HWQual).

A test issue is keeping this from passing, tracking by crosbug.com/3001.

Change-Id: Icfd6524cf4e8247d2b8320e9f02a3944cd064e3f

BUG=chromium-os:3001
TEST=

Review URL: http://codereview.chromium.org/6870010
diff --git a/client/site_tests/suite_HWQual/control.auto b/client/site_tests/suite_HWQual/control.auto
index 0c2cbf4..e6443fd 100644
--- a/client/site_tests/suite_HWQual/control.auto
+++ b/client/site_tests/suite_HWQual/control.auto
@@ -81,13 +81,17 @@
 job.run_test('audiovideo_V4L2')
 
 # RealTimeComm
+# TODO(noahric): crosbug.com/3001 - Test issue is causing this test
+# to fail.
+#
 # TODO(zhurunz): crosbug.com/p/1332 - improve performance and
 # replace with fps_gtalk_down >= 28.0 and fps_gtalk_dup >= 29.5.
-job.run_test('realtimecomm_GTalkPlayground',
-             constraints=[
-                 'fps_gtalk_down >= 20.0',
-                 'fps_gtalk_up >= 20.0',
-             ])
+#
+# job.run_test('realtimecomm_GTalkPlayground',
+#              constraints=[
+#                  'fps_gtalk_down >= 20.0',
+#                  'fps_gtalk_up >= 20.0',
+#              ])
 job.run_test('realtimecomm_GTalkAudioPlayground',
              constraints=['ctime_gtalk + stime_gtalk < 30'])
 job.run_test('realtimecomm_GTalkLmiCamera',