[Telemetry] Disable tests which flake on linux.

tools/telemetry/telemetry/page/actions/seek_unittest.py

Index: tools/telemetry/telemetry/page/actions/seek_unittest.py
diff --git a/tools/telemetry/telemetry/page/actions/seek_unittest.py b/tools/telemetry/telemetry/page/actions/seek_unittest.py
index 108f56e5edbb6d4cb936bef51e56cd69be1f9ef5..e5ed5262bda057ac5238b58b2ffb7762cd5cb39a 100644
--- a/tools/telemetry/telemetry/page/actions/seek_unittest.py
+++ b/tools/telemetry/telemetry/page/actions/seek_unittest.py
@@ -2,6 +2,7 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
+from telemetry import decorators
 from telemetry.core import util
 from telemetry.page.actions import seek
 from telemetry.unittest import tab_test_case
@@ -16,6 +17,7 @@ class SeekActionTest(tab_test_case.TabTestCase):
     tab_test_case.TabTestCase.setUp(self)
     self.Navigate('video_test.html')
 
+  @decorators.Disabled('linux')  # crbug.com/418577
   def testSeekWithNoSelector(self):
     """Tests that with no selector Seek  action seeks first media element."""
     action = seek.SeekAction(seconds=1, timeout_in_seconds=5)
@@ -25,6 +27,7 @@ class SeekActionTest(tab_test_case.TabTestCase):
     self.assertTrue(self._tab.EvaluateJavaScript(VIDEO_1_SEEKED_CHECK))
     self.assertFalse(self._tab.EvaluateJavaScript(AUDIO_1_SEEKED_CHECK))
 
+  @decorators.Disabled('linux')  # crbug.com/418577
   def testSeekWithVideoSelector(self):
     """Tests that Seek action seeks video element matching selector."""
     action = seek.SeekAction(seconds=1, selector='#video_1',
@@ -38,6 +41,7 @@ class SeekActionTest(tab_test_case.TabTestCase):
     self.assertTrue(self._tab.EvaluateJavaScript(VIDEO_1_SEEKED_CHECK))
     self.assertFalse(self._tab.EvaluateJavaScript(AUDIO_1_SEEKED_CHECK))
 
+  @decorators.Disabled('linux')  # crbug.com/418577
   def testSeekWithAllSelector(self):
     """Tests that Seek action seeks all video elements with selector='all'."""
     action = seek.SeekAction(seconds=1, selector='all',
@@ -51,6 +55,7 @@ class SeekActionTest(tab_test_case.TabTestCase):
     self.assertTrue(self._tab.EvaluateJavaScript(VIDEO_1_SEEKED_CHECK))
     self.assertTrue(self._tab.EvaluateJavaScript(AUDIO_1_SEEKED_CHECK))
 
+  @decorators.Disabled('linux')  # crbug.com/418577
   def testSeekWaitForSeekTimeout(self):
     """Tests that wait_for_seeked timeouts if video does not seek."""
     action = seek.SeekAction(seconds=1, selector='#video_1',