Remove the --event-page-idle-time and --event-page-suspending-time switches.

chrome/browser/apps/ephemeral_app_browsertest.cc

Index: chrome/browser/apps/ephemeral_app_browsertest.cc
diff --git a/chrome/browser/apps/ephemeral_app_browsertest.cc b/chrome/browser/apps/ephemeral_app_browsertest.cc
index 41afd9373115f848d6707a542a8e20dd7d46b345..32c809a5be0bd88f37d6bc9e792d295b5ae326ff 100644
--- a/chrome/browser/apps/ephemeral_app_browsertest.cc
+++ b/chrome/browser/apps/ephemeral_app_browsertest.cc
@@ -199,10 +199,8 @@ void EphemeralAppTestBase::SetUpCommandLine(base::CommandLine* command_line) {
   ExtensionBrowserTest::SetUpCommandLine(command_line);
 
   // Make event pages get suspended immediately.
-  command_line->AppendSwitchASCII(
-      extensions::switches::kEventPageIdleTime, "10");
-  command_line->AppendSwitchASCII(
-      extensions::switches::kEventPageSuspendingTime, "10");
+  extensions::ProcessManager::SetEventPageIdleTimeForTesting(1);
+  extensions::ProcessManager::SetEventPageSuspendingTimeForTesting(1);
 
   // Enable ephemeral apps flag.
   command_line->AppendSwitch(switches::kEnableEphemeralApps);