Disable DevToolsSanityTest.TestPauseWhenLoadingDevTools for flakiness.

chrome/browser/devtools/devtools_sanity_browsertest.cc

Index: chrome/browser/devtools/devtools_sanity_browsertest.cc
diff --git a/chrome/browser/devtools/devtools_sanity_browsertest.cc b/chrome/browser/devtools/devtools_sanity_browsertest.cc
index f5a836a0f6176ff0596f6d06e5c95fc3ab890624..b72327f18c6c15b7b79773b756a50db9eea9746d 100644
--- a/chrome/browser/devtools/devtools_sanity_browsertest.cc
+++ b/chrome/browser/devtools/devtools_sanity_browsertest.cc
@@ -805,10 +805,16 @@ IN_PROC_BROWSER_TEST_F(DevToolsSanityTest,
   RunTest("testNoScriptDuplicatesOnPanelSwitch", kDebuggerTestPage);
 }
 
+#if defined(OS_WIN) || defined(OS_LINUX) || defined(OS_CHROMEOS)
+#define MAYBE_TestPauseWhenLoadingDevTools DISABLED_TestPauseWhenLoadingDevTools
+#else
+#define MAYBE_TestPauseWhenLoadingDevTools TestPauseWhenLoadingDevTools
+#endif
 // Tests that debugger works correctly if pause event occurs when DevTools
 // frontend is being loaded.
+// Disabled because of flakiness on multiple platforms: crbug.com/329036
 IN_PROC_BROWSER_TEST_F(DevToolsSanityTest,
-                       TestPauseWhenLoadingDevTools) {
+                       MAYBE_TestPauseWhenLoadingDevTools) {
   RunTest("testPauseWhenLoadingDevTools", kPauseWhenLoadingDevTools);
 }