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

chrome/browser/sync/sessions/sync_session.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/sync/sessions/sync_session.h"
 
 #include <algorithm>
 
 #include "base/logging.h"
 #include "chrome/browser/sync/syncable/directory_manager.h"
@@ skipping 117 matching lines @@
 void SyncSession::ResetTransientState() {
   status_controller_.reset(new StatusController(routing_info_));
 }
 
 SyncSessionSnapshot SyncSession::TakeSnapshot() const {
   syncable::ScopedDirLookup dir(context_->directory_manager(),
                                 context_->account_name());
   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;
        i < syncable::MODEL_TYPE_COUNT; ++i) {
     syncable::ModelType type(syncable::ModelTypeFromInt(i));
     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]);
   }
 
   return SyncSessionSnapshot(
       status_controller_->syncer_status(),
       status_controller_->error(),
       status_controller_->num_server_changes_remaining(),
-      is_share_useable,
       initial_sync_ended,
       download_progress_markers,
       HasMoreToSync(),
       delegate_->IsSyncingCurrentlySilenced(),
       status_controller_->unsynced_handles().size(),
       status_controller_->TotalNumBlockingConflictingItems(),
       status_controller_->TotalNumConflictingItems(),
       status_controller_->did_commit_items(),
       source_,
       dir->GetEntriesCount(),
@@ skipping 83 matching lines @@
       IsError(status_controller_->error().last_post_commit_result);
   const bool process_commit_response_error =
       IsError(status_controller_->error().last_process_commit_response_result);
   return !download_updates_error
       && !post_commit_error
       && !process_commit_response_error;
 }
 
 }  // namespace sessions
 }  // namespace browser_sync