[Sync] Rename csync namespace to syncer

sync/engine/traffic_recorder_unittest.cc

Index: sync/engine/traffic_recorder_unittest.cc
diff --git a/sync/engine/traffic_recorder_unittest.cc b/sync/engine/traffic_recorder_unittest.cc
index 637aeeb8be5e8e75a4e6b8553783e9a9180a3e07..cf821f5e408402e86662115a16099f596ce6e15a 100644
--- a/sync/engine/traffic_recorder_unittest.cc
+++ b/sync/engine/traffic_recorder_unittest.cc
@@ -7,7 +7,7 @@
 #include "sync/protocol/sync.pb.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
-namespace csync {
+namespace syncer {
 
 const unsigned int kMaxMessages = 10;
 const unsigned int kMaxMessageSize = 5 * 1024;
@@ -39,5 +39,4 @@ TEST(TrafficRecorderTest, MaxMessageSizeTest) {
   EXPECT_TRUE(record.message.empty());
 }
 
-}  //namespace csync
-
+}  // namespace syncer