[Sync] Clean up sync logging

chrome/browser/sync/sessions/session_state.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/sessions/session_state.h"
 
 #include <map>
 #include <set>
 #include <string>
 #include <utility>
 #include <vector>
 
 #include "base/base64.h"
+#include "base/json/json_writer.h"
+#include "base/memory/scoped_ptr.h"
 #include "base/values.h"
 #include "chrome/browser/sync/protocol/proto_enum_conversions.h"
 
 using std::set;
 using std::vector;
 
 namespace browser_sync {
 namespace sessions {
 
 SyncSourceInfo::SyncSourceInfo()
@@ skipping 141 matching lines @@
                     static_cast<int>(unsynced_count));
   value->SetInteger("numBlockingConflictingUpdates",
                     num_blocking_conflicting_updates);
   value->SetInteger("numConflictingUpdates", num_conflicting_updates);
   value->SetBoolean("didCommitItems", did_commit_items);
   value->SetInteger("numEntries", num_entries);
   value->Set("source", source.ToValue());
   return value;
 }
 
+std::string SyncSessionSnapshot::ToString() const {
+  scoped_ptr<DictionaryValue> value(ToValue());
+  std::string json;
+  base::JSONWriter::Write(value.get(), true, &json);
+  return json;
+}
+
 ConflictProgress::ConflictProgress(bool* dirty_flag) : dirty_(dirty_flag) {}
 
 ConflictProgress::~ConflictProgress() {
   CleanupSets();
 }
 
 IdToConflictSetMap::const_iterator ConflictProgress::IdToConflictSetFind(
     const syncable::Id& the_id) const {
   return id_to_conflict_set_.find(the_id);
 }
@@ skipping 195 matching lines @@
 
 PerModelSafeGroupState::PerModelSafeGroupState(bool* dirty_flag)
     : conflict_progress(dirty_flag) {
 }
 
 PerModelSafeGroupState::~PerModelSafeGroupState() {
 }
 
 }  // namespace sessions
 }  // namespace browser_sync