JSONWriter cleanup: integrate pretty print into write options.

sync/sessions/session_state.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 "sync/sessions/session_state.h"
 
 #include <map>
 #include <set>
 #include <string>
 #include <utility>
@@ skipping 158 matching lines @@
                     num_server_conflicts);
   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);
+  base::JSONWriter::WriteWithOptions(value.get(),
+                                     base::JSONWriter::OPTIONS_PRETTY_PRINT,
+                                     &json);
   return json;
 }
 
 ConflictProgress::ConflictProgress(bool* dirty_flag)
   : num_server_conflicting_items(0), num_hierarchy_conflicting_items(0),
     num_encryption_conflicting_items(0), dirty_(dirty_flag) {
 }
 
 ConflictProgress::~ConflictProgress() {
 }
@@ skipping 125 matching lines @@
 
 PerModelSafeGroupState::PerModelSafeGroupState(bool* dirty_flag)
     : conflict_progress(dirty_flag) {
 }
 
 PerModelSafeGroupState::~PerModelSafeGroupState() {
 }
 
 }  // namespace sessions
 }  // namespace browser_sync