Disable flaky TaskManagerOOPIFBrowserTest.OrderingOfDependentRows

chrome/browser/task_manager/task_manager_browsertest.cc

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <stddef.h>
 #include <vector>
 
 #include "base/files/file_path.h"
 #include "base/macros.h"
 #include "base/path_service.h"
@@ skipping 1026 matching lines @@
   ASSERT_NO_FATAL_FAILURE(WaitForTaskManagerRows(0, MatchAnySubframe()));
 
   HideTaskManager();
   ShowTaskManager();
 
   ASSERT_NO_FATAL_FAILURE(
       WaitForTaskManagerRows(1, MatchTab("Title Of Awesomeness")));
   ASSERT_NO_FATAL_FAILURE(WaitForTaskManagerRows(0, MatchAnySubframe()));
 }
 
-IN_PROC_BROWSER_TEST_P(TaskManagerOOPIFBrowserTest, OrderingOfDependentRows) {
+// Flaky on Linux http://crbug.com/700684
+#if defined(OS_LINUX)
+#define MAYBE_OrderingOfDependentRows DISABLED_OrderingOfDependentRows
+#else
+#define MAYBE_OrderingOfDependentRows OrderingOfDependentRows
+#endif
+IN_PROC_BROWSER_TEST_P(TaskManagerOOPIFBrowserTest,
+                       MAYBE_OrderingOfDependentRows) {
   ShowTaskManager();
 
   GURL a_with_frames(embedded_test_server()->GetURL(
       "a.com", "/cross_site_iframe_factory.html?a(b,b,c(d,a,b,c))"));
   browser()->OpenURL(content::OpenURLParams(a_with_frames, content::Referrer(),
                                             WindowOpenDisposition::CURRENT_TAB,
                                             ui::PAGE_TRANSITION_TYPED, false));
 
   if (ShouldExpectSubframes()) {
     ASSERT_NO_FATAL_FAILURE(
@@ skipping 65 matching lines @@
 
     // Because the subframes for tab 2 are nested, their order is deterministic.
     EXPECT_EQ("Subframe: http://a.com/",
               base::UTF16ToUTF8(model()->GetRowTitle(tab2_start + 1)));
     EXPECT_EQ("Subframe: http://c.com/",
               base::UTF16ToUTF8(model()->GetRowTitle(tab2_start + 2)));
     EXPECT_EQ("Subframe: http://b.com/",
               base::UTF16ToUTF8(model()->GetRowTitle(tab2_start + 3)));
   }
 }