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chrome/browser/sync/sessions/sync_session_context.h

Index: chrome/browser/sync/sessions/sync_session_context.h
diff --git a/chrome/browser/sync/sessions/sync_session_context.h b/chrome/browser/sync/sessions/sync_session_context.h
index 65e431a70e190ac4de6592c694c936b81a26a454..1e37a7cdf6a586e92fb9529851199876e958352a 100644
--- a/chrome/browser/sync/sessions/sync_session_context.h
+++ b/chrome/browser/sync/sessions/sync_session_context.h
@@ -105,6 +105,14 @@ class SyncSessionContext {
     previous_session_routing_info_ = info;
   }
 
+  sessions::SyncSessionSnapshot* previous_session_snapshot() {
+    return previous_session_snapshot_.get();
+  }
+
+  void set_last_snapshot(const SyncSessionSnapshot& snapshot) {
+    previous_session_snapshot_.reset(new SyncSessionSnapshot(snapshot));
+  }
+
  private:
   // Rather than force clients to set and null-out various context members, we
   // extend our encapsulation boundary to scoped helpers that take care of this
@@ -139,6 +147,9 @@ class SyncSessionContext {
   // by the user.
   ModelSafeRoutingInfo previous_session_routing_info_;
 
+  // Cache of last session snapshot information.
+  scoped_ptr<sessions::SyncSessionSnapshot> previous_session_snapshot_;
+
   DISALLOW_COPY_AND_ASSIGN(SyncSessionContext);
 };