fix style issues

Change-Id: I4fbac59fdc87c8059cb09838a3604b811e14ff1f
diff --git a/src/detail/info-encoder.cpp b/src/detail/info-encoder.cpp
index 746aafc..17e798c 100644
--- a/src/detail/info-encoder.cpp
+++ b/src/detail/info-encoder.cpp
@@ -24,7 +24,7 @@
 namespace ndncert {
 
 Block
-infoEncoder::encodeDataContent(const CaProfile& caConfig, const security::Certificate& certificate)
+infotlv::encodeDataContent(const CaProfile& caConfig, const security::Certificate& certificate)
 {
   Block content(ndn::tlv::Content);
   content.push_back(makeNestedBlock(tlv::CaPrefix, caConfig.m_caPrefix));
@@ -46,7 +46,7 @@
 }
 
 CaProfile
-infoEncoder::decodeDataContent(const Block& block)
+infotlv::decodeDataContent(const Block& block)
 {
   CaProfile result;
   block.parse();