Remove 'enable lazy background pages' from about:flags

chrome/app/generated_resources.grd

Index: chrome/app/generated_resources.grd
diff --git a/chrome/app/generated_resources.grd b/chrome/app/generated_resources.grd
index 4fa7c0895ba56d5c1c60d63e6a4d21a598025484..111cbbf9a3ba2cd562df9a8037ff0506dbab1547 100644
--- a/chrome/app/generated_resources.grd
+++ b/chrome/app/generated_resources.grd
@@ -4556,12 +4556,6 @@ Keep your key file in a safe place. You will need it to create new versions of y
       <message name="IDS_FLAGS_CRXLESS_WEB_APPS_DESCRIPTION" desc="Description of the CRX-less web apps lab">
         Enables support for installing Chrome apps that are deployed using a manifest file on a webpage, rather than by packaging the manifest and icons into a crx file.
       </message>
-      <message name="IDS_FLAGS_LAZY_BACKGROUND_PAGES_NAME" desc="Title of the flag to enable lazy loading of extension background pages.">
-        Lazy Background Pages
-      </message>
-      <message name="IDS_FLAGS_LAZY_BACKGROUND_PAGES_DESCRIPTION" desc="Description of the flag to enable lazy loading of extension background pages.">
-        Enables some extension background pages to be loaded when they are needed rather than when the extensions are first loaded.
-      </message>
       <message name="IDS_FLAGS_CONFLICTS_CHECK_NAME" desc="Title of the run conflicts check flag">
         Check for known conflicts with 3rd party modules.
       </message>