Disabling flaky SitePerProcessBrowserTest.SubframeKeyboardEventRouting

content/browser/site_per_process_browsertest.cc

Index: content/browser/site_per_process_browsertest.cc
diff --git a/content/browser/site_per_process_browsertest.cc b/content/browser/site_per_process_browsertest.cc
index 56c2a6083e5eed2f48c2af673b40bb484d5bd77b..b57b945a70cf35b17fb050cfdfa94330ed41156c 100644
--- a/content/browser/site_per_process_browsertest.cc
+++ b/content/browser/site_per_process_browsertest.cc
@@ -4887,9 +4887,9 @@ IN_PROC_BROWSER_TEST_F(SitePerProcessBrowserTest,
 #endif  // defined(USE_AURA)
 
 // Ensure that a cross-process subframe can receive keyboard events when in
-// focus.
+// focus. Flaky: https://crbug.com/596508.
 IN_PROC_BROWSER_TEST_F(SitePerProcessBrowserTest,
-                       SubframeKeyboardEventRouting) {
+                       DISABLED_SubframeKeyboardEventRouting) {
   GURL main_url(embedded_test_server()->GetURL(
       "a.com", "/frame_tree/page_with_one_frame.html"));
   EXPECT_TRUE(NavigateToURL(shell(), main_url));