[Sync] - In about:sync page display if the first sync after restart has taken place or not.

chrome/browser/sync/sessions/sync_session.cc

Index: chrome/browser/sync/sessions/sync_session.cc
diff --git a/chrome/browser/sync/sessions/sync_session.cc b/chrome/browser/sync/sessions/sync_session.cc
index a1cea483b1562e9cdbbb16c877ada86d50ca7746..ed0aafa2eb00b5e98db0e7c913d54a333f6572d6 100644
--- a/chrome/browser/sync/sessions/sync_session.cc
+++ b/chrome/browser/sync/sessions/sync_session.cc
@@ -135,7 +135,6 @@ SyncSessionSnapshot SyncSession::TakeSnapshot() const {
   if (!dir.good())
     LOG(ERROR) << "Scoped dir lookup failed!";
 
-  bool is_share_useable = true;
   syncable::ModelTypeSet initial_sync_ended;
   std::string download_progress_markers[syncable::MODEL_TYPE_COUNT];
   for (int i = syncable::FIRST_REAL_MODEL_TYPE;
@@ -144,8 +143,6 @@ SyncSessionSnapshot SyncSession::TakeSnapshot() const {
     if (routing_info_.count(type) != 0) {
       if (dir->initial_sync_ended_for_type(type))
         initial_sync_ended.Put(type);
-      else
-        is_share_useable = false;
     }
     dir->GetDownloadProgressAsString(type, &download_progress_markers[i]);
   }
@@ -154,7 +151,6 @@ SyncSessionSnapshot SyncSession::TakeSnapshot() const {
       status_controller_->syncer_status(),
       status_controller_->error(),
       status_controller_->num_server_changes_remaining(),
-      is_share_useable,
       initial_sync_ended,
       download_progress_markers,
       HasMoreToSync(),