Event tracing for sync events

chrome/browser/sync/profile_sync_service_harness.cc

 // Copyright (c) 2011 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/profile_sync_service_harness.h"
 
 #include <stddef.h>
 #include <algorithm>
 #include <iterator>
 #include <ostream>
@@ skipping 884 matching lines @@
   DCHECK(service_ != NULL) << "Sync service has not yet been set up.";
   if (service_->sync_initialized()) {
     return service_->GetLastSessionSnapshot();
   }
   return NULL;
 }
 
 bool ProfileSyncServiceHarness::EnableSyncForDatatype(
     syncable::ModelType datatype) {
   VLOG(1) << GetClientInfoString(
-      "EnableSyncForDatatype(" + syncable::ModelTypeToString(datatype) + ")");
+      "EnableSyncForDatatype("
+      + std::string(syncable::ModelTypeToString(datatype)) + ")");
 
   syncable::ModelTypeSet synced_datatypes;
   if (wait_state_ == SYNC_DISABLED) {
     synced_datatypes.insert(datatype);
     return SetupSync(synced_datatypes);
   }
 
   if (service() == NULL) {
     LOG(ERROR) << "EnableSyncForDatatype(): service() is null.";
     return false;
@@ skipping 17 matching lines @@
     return true;
   }
 
   VLOG(0) << GetClientInfoString("EnableSyncForDatatype failed");
   return false;
 }
 
 bool ProfileSyncServiceHarness::DisableSyncForDatatype(
     syncable::ModelType datatype) {
   VLOG(1) << GetClientInfoString(
-      "DisableSyncForDatatype(" + syncable::ModelTypeToString(datatype) + ")");
+      "DisableSyncForDatatype("
+      + std::string(syncable::ModelTypeToString(datatype)) + ")");
 
   syncable::ModelTypeSet synced_datatypes;
   if (service() == NULL) {
     LOG(ERROR) << "DisableSyncForDatatype(): service() is null.";
     return false;
   }
 
   service()->GetPreferredDataTypes(&synced_datatypes);
   syncable::ModelTypeSet::iterator it = synced_datatypes.find(datatype);
   if (it == synced_datatypes.end()) {
@@ skipping 177 matching lines @@
   return (synced_types.count(type) != 0);
 }
 
 std::string ProfileSyncServiceHarness::GetServiceStatus() {
   DictionaryValue value;
   sync_ui_util::ConstructAboutInformation(service_, &value);
   std::string service_status;
   base::JSONWriter::Write(&value, true, &service_status);
   return service_status;
 }