Disable ExtensionTabsTest.QueryLastFocusedWindowTabs due to flakyness.

BUG=136562
TBR=mtytel@chromium.org

Review URL: https://chromiumcodereview.appspot.com/10696156

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@145926 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/extensions/api/tabs/tabs_test.cc

@@ -429,7 +429,8 @@ IN_PROC_BROWSER_TEST_F(ExtensionTabsTest, QueryCurrentWindowTabs) {
   }
 }
 
-IN_PROC_BROWSER_TEST_F(ExtensionTabsTest, QueryLastFocusedWindowTabs) {
+// Flaky: http://crbug.com/136562
+IN_PROC_BROWSER_TEST_F(ExtensionTabsTest, DISABLED_QueryLastFocusedWindowTabs) {
   const size_t kExtraWindows = 2;
   for (size_t i = 0; i < kExtraWindows; ++i)
     CreateBrowser(browser()->profile());