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

extensions/common/switches.cc

Index: extensions/common/switches.cc
diff --git a/extensions/common/switches.cc b/extensions/common/switches.cc
index e55ca4814159cfb3330ca22150f3e4fd129f04bb..362630bdf057488efd8d729a345b38c8613ee46a 100644
--- a/extensions/common/switches.cc
+++ b/extensions/common/switches.cc
@@ -60,14 +60,6 @@ const char kEnableOverrideBookmarksUI[] = "enable-override-bookmarks-ui";
 // them in the chrome:extensions page.
 const char kErrorConsole[] = "error-console";
 
-// The time in milliseconds that an extension event page can be idle before it
-// is shut down.
-const char kEventPageIdleTime[] = "event-page-idle-time";
-
-// The time in milliseconds that an extension event page has between being
-// notified of its impending unload and that unload happening.
-const char kEventPageSuspendingTime[] = "event-page-unloading-time";
-
 // Whether to switch to extension action redesign mode (experimental).
 const char kExtensionActionRedesign[] = "extension-action-redesign";