Delete lots of sync ServerConnectionManager code

chrome/browser/sync/engine/all_status.cc

Index: chrome/browser/sync/engine/all_status.cc
diff --git a/chrome/browser/sync/engine/all_status.cc b/chrome/browser/sync/engine/all_status.cc
index 7769feca145289e9eede595bce3fae47b9461825..e2cc16e025b6cd52bc8172eb5fe3c75ba630777e 100644
--- a/chrome/browser/sync/engine/all_status.cc
+++ b/chrome/browser/sync/engine/all_status.cc
@@ -102,8 +102,12 @@ sync_api::SyncManager::Status AllStatus::CalcSyncing(
 
 void AllStatus::CalcStatusChanges() {
   const bool unsynced_changes = status_.unsynced_count > 0;
-  const bool online = status_.authenticated &&
-    status_.server_reachable && status_.server_up && !status_.server_broken;
+  // TODO(rlarocque): AllStatus currently has no way to inquire about the
+  // SyncScheduler's backoff state.  We should fix that, then use it to update
+  // the 'offline' state here.  However, it's important to keep in mind that
+  // there really is no such thing as offline according to our SyncScheduler.
+  // The exponential backoff never gives up.
+  const bool online = true;
   if (online) {
     if (status_.syncer_stuck)
       status_.summary = sync_api::SyncManager::Status::CONFLICT;
@@ -143,19 +147,6 @@ void AllStatus::OnSyncEngineEvent(const SyncEngineEvent& event) {
   }
 }
 
-void AllStatus::HandleServerConnectionEvent(
-    const ServerConnectionEvent& event) {
-  ScopedStatusLock lock(this);
-  status_.server_up = IsGoodReplyFromServer(event.connection_code);
-  status_.server_reachable = event.server_reachable;
-
-  if (event.connection_code == HttpResponse::SERVER_CONNECTION_OK) {
-    status_.authenticated = true;
-  } else {
-    status_.authenticated = false;
-  }
-}
-
 sync_api::SyncManager::Status AllStatus::status() const {
   base::AutoLock lock(mutex_);
   return status_;