Disable flaky PageCyclerCachedBrowserTest.PlaybackMode

chrome/browser/page_cycler/page_cycler_browsertest.cc

Index: chrome/browser/page_cycler/page_cycler_browsertest.cc
diff --git a/chrome/browser/page_cycler/page_cycler_browsertest.cc b/chrome/browser/page_cycler/page_cycler_browsertest.cc
index 6edf4f2deee1b7e1c49d0d4f78908b5d5f4fead1..77a524b28bd2c1bc3d0eb80f8da5a1d7d61536e1 100644
--- a/chrome/browser/page_cycler/page_cycler_browsertest.cc
+++ b/chrome/browser/page_cycler/page_cycler_browsertest.cc
@@ -323,16 +323,10 @@ IN_PROC_BROWSER_TEST_F(PageCyclerBrowserTest, ChromeErrorURL) {
 
 // Test that PageCycler will visit all the urls from a cache directory
 // successfully while in playback mode.
-#if defined(OS_LINUX)
-// Bug 159026: Fails on Linux in both debug and release mode.
-#define MAYBE_PlaybackMode DISABLED_PlaybackMode
-#elif (defined(OS_WIN) || defined(OS_MACOSX) ) && !defined(NDEBUG)
-// Bug 131333: This test fails on a XP debug bot since Build 17609.
-#define MAYBE_PlaybackMode DISABLED_PlaybackMode
-#else
-#define MAYBE_PlaybackMode PlaybackMode
-#endif
-IN_PROC_BROWSER_TEST_F(PageCyclerCachedBrowserTest, MAYBE_PlaybackMode) {
+// Disabled due to flaky timeouts.  Tracking bugs include
+// [ http://crbug.com/159026 ], [ http://crbug.com/131333 ], and
+// [ http://crbug.com/222296 ].
+IN_PROC_BROWSER_TEST_F(PageCyclerCachedBrowserTest, DISABLED_PlaybackMode) {
 #if defined(OS_MACOSX)
   // TODO(kbr): re-enable: http://crbug.com/222296
   if (base::mac::IsOSMountainLionOrLater())