iwyu: Include stringprintf.h where appropriate, part 3.

chrome/browser/sync/engine/syncer_unittest.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.
 //
 // Syncer unit tests. Unfortunately a lot of these tests
 // are outdated and need to be reworked and updated.
 
 #include <algorithm>
 #include <limits>
 #include <list>
 #include <map>
 #include <set>
 #include <string>
 
 #include "base/callback.h"
 #include "base/memory/scoped_ptr.h"
+#include "base/stringprintf.h"
 #include "base/string_number_conversions.h"
 #include "build/build_config.h"
 #include "chrome/browser/sync/engine/conflict_resolver.h"
 #include "chrome/browser/sync/engine/get_commit_ids_command.h"
 #include "chrome/browser/sync/engine/model_safe_worker.h"
 #include "chrome/browser/sync/engine/net/server_connection_manager.h"
 #include "chrome/browser/sync/engine/process_updates_command.h"
 #include "chrome/browser/sync/engine/syncer.h"
 #include "chrome/browser/sync/engine/syncer_proto_util.h"
 #include "chrome/browser/sync/engine/syncer_util.h"
@@ skipping 2154 matching lines @@
 }
 
 TEST_F(SyncerTest, CommitManyItemsInOneGo) {
   ScopedDirLookup dir(syncdb_.manager(), syncdb_.name());
   uint32 max_batches = 3;
   uint32 items_to_commit = kDefaultMaxCommitBatchSize * max_batches;
   CHECK(dir.good());
   {
     WriteTransaction trans(dir, UNITTEST, __FILE__, __LINE__);
     for (uint32 i = 0; i < items_to_commit; i++) {
-      string nameutf8 = StringPrintf("%d", i);
+      string nameutf8 = base::StringPrintf("%d", i);
       string name(nameutf8.begin(), nameutf8.end());
       MutableEntry e(&trans, CREATE, trans.root_id(), name);
       e.Put(IS_UNSYNCED, true);
       e.Put(IS_DIR, true);
       e.Put(SPECIFICS, DefaultBookmarkSpecifics());
     }
   }
   uint32 num_loops = 0;
   while (SyncShareAsDelegate()) {
     num_loops++;
@@ skipping 2991 matching lines @@
   Add(low_id_);
   Add(high_id_);
   SyncShareAsDelegate();
   ExpectLocalOrderIsByServerId();
 }
 
 const SyncerTest::CommitOrderingTest
 SyncerTest::CommitOrderingTest::LAST_COMMIT_ITEM = {-1, TestIdFactory::root()};
 
 }  // namespace browser_sync