Allow hiding of sessions from Other Devices via context menu.

chrome/browser/ui/webui/ntp/foreign_session_handler.h

Index: chrome/browser/ui/webui/ntp/foreign_session_handler.h
diff --git a/chrome/browser/ui/webui/ntp/foreign_session_handler.h b/chrome/browser/ui/webui/ntp/foreign_session_handler.h
index b57e8cf409d8ca49f60a87d0101d1d737a6f24c8..9d123cb546db04fa1aa45c90d6a9e2bbbd9f73b7 100644
--- a/chrome/browser/ui/webui/ntp/foreign_session_handler.h
+++ b/chrome/browser/ui/webui/ntp/foreign_session_handler.h
@@ -8,6 +8,7 @@
 
 #include <vector>
 
+#include "base/time.h"
 #include "chrome/browser/sessions/session_service.h"
 #include "chrome/browser/sync/glue/session_model_associator.h"
 #include "content/public/browser/notification_observer.h"
@@ -40,6 +41,9 @@ class ForeignSessionHandler : public content::WebUIMessageHandler,
   // Returns true if tab sync is enabled for this profile, otherwise false.
   bool IsTabSyncEnabled();
 
+  // Returns a string used to show the user when a session was last modified.
+  string16 FormatSessionTime(const base::Time& time);
+
   // Determines which session is to be opened, and then calls
   // OpenForeignSession, to begin the process of opening a new browser window.
   // This is a javascript callback handler.
@@ -50,6 +54,12 @@ class ForeignSessionHandler : public content::WebUIMessageHandler,
   // model has changed and the new tab page needs to reflect the changes.
   void HandleGetForeignSessions(const ListValue* args);
 
+  // Delete a foreign session. This will remove it from the list of foreign
+  // sessions on all devices. It will reappear if the session is re-activated
+  // on the original device.
+  // This is a javascript callback handler.
+  void HandleDeleteForeignSession(const ListValue* args);
+
   // Helper methods to create JSON compatible objects from Session objects.
   bool SessionTabToValue(const SessionTab& tab, DictionaryValue* dictionary);
   bool SessionWindowToValue(const SessionWindow& window,