Add feature flag for opening offline pages in CCT

Bug: 824807
Change-Id: I4004692e55281fc95dd548911c529614017b6a02
Reviewed-on: https://chromium-review.googlesource.com/974750
Commit-Queue: Carlos Knippschild <[email protected]>
Reviewed-by: Justin DeWitt <[email protected]>
Cr-Commit-Position: refs/heads/master@{#545245}
diff --git a/chrome/browser/flag_descriptions.h b/chrome/browser/flag_descriptions.h
index f4abe695..942dda5 100644
--- a/chrome/browser/flag_descriptions.h
+++ b/chrome/browser/flag_descriptions.h
@@ -1306,6 +1306,9 @@
 extern const char kOfflinePagesDescriptivePendingStatusName[];
 extern const char kOfflinePagesDescriptivePendingStatusDescription[];
 
+extern const char kOfflinePagesInDownloadHomeOpenInCctName[];
+extern const char kOfflinePagesInDownloadHomeOpenInCctDescription[];
+
 extern const char kOfflinePagesPrefetchingName[];
 extern const char kOfflinePagesPrefetchingDescription[];