[Sync] Add support for sync Persistence Errors

chrome/browser/sync/glue/shared_change_processor.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/glue/shared_change_processor.h"
 
 #include "chrome/browser/sync/glue/generic_change_processor.h"
 #include "chrome/browser/sync/profile_sync_components_factory.h"
 #include "chrome/browser/sync/profile_sync_service.h"
 #include "content/public/browser/browser_thread.h"
@@ skipping 77 matching lines @@
   error_handler_ = NULL;
   return was_connected;
 }
 
 syncer::SyncError SharedChangeProcessor::GetSyncData(
     syncer::SyncDataList* current_sync_data) {
   DCHECK(backend_loop_.get());
   DCHECK(backend_loop_->BelongsToCurrentThread());
   AutoLock lock(monitor_lock_);
   if (disconnected_) {
-    syncer::SyncError error(FROM_HERE, "Change processor disconnected.", type_);
+    syncer::SyncError error(FROM_HERE,
+                            syncer::SyncError::DATATYPE_ERROR,
+                            "Change processor disconnected.",
+                            type_);
     return error;
   }
   return generic_change_processor_->GetSyncDataForType(type_,
                                                        current_sync_data);
 }
 
 int SharedChangeProcessor::GetSyncCount() {
   DCHECK(backend_loop_.get());
   DCHECK(backend_loop_->BelongsToCurrentThread());
   AutoLock lock(monitor_lock_);
   if (disconnected_) {
     LOG(ERROR) << "Change processor disconnected.";
     return 0;
   }
   return generic_change_processor_->GetSyncCountForType(type_);
 }
 
 syncer::SyncError SharedChangeProcessor::ProcessSyncChanges(
     const tracked_objects::Location& from_here,
     const syncer::SyncChangeList& list_of_changes) {
   DCHECK(backend_loop_.get());
   DCHECK(backend_loop_->BelongsToCurrentThread());
   AutoLock lock(monitor_lock_);
   if (disconnected_) {
     // The DTC that disconnects us must ensure it posts a StopSyncing task.
     // If we reach this, it means it just hasn't executed yet.
-    syncer::SyncError error(FROM_HERE, "Change processor disconnected.", type_);
+    syncer::SyncError error(FROM_HERE,
+                            syncer::SyncError::DATATYPE_ERROR,
+                            "Change processor disconnected.",
+                            type_);
     return error;
   }
   return generic_change_processor_->ProcessSyncChanges(
       from_here, list_of_changes);
 }
 
 bool SharedChangeProcessor::SyncModelHasUserCreatedNodes(bool* has_nodes) {
   DCHECK(backend_loop_.get());
   DCHECK(backend_loop_->BelongsToCurrentThread());
   AutoLock lock(monitor_lock_);
@@ skipping 30 matching lines @@
                                   generic_change_processor_);
 }
 
 syncer::SyncError SharedChangeProcessor::CreateAndUploadError(
     const tracked_objects::Location& location,
     const std::string& message) {
   AutoLock lock(monitor_lock_);
   if (!disconnected_) {
     return error_handler_->CreateAndUploadError(location, message, type_);
   } else {
-    return syncer::SyncError(location, message, type_);
+    return syncer::SyncError(location,
+                             syncer::SyncError::DATATYPE_ERROR,
+                             message,
+                             type_);
   }
 }
 
 }  // namespace browser_sync