meta-info: deprecate MetaInfo::TYPE_* constants

The following items are deprecated:

* tlv::ContentType_Default
* MetaInfo::TYPE_DEFAULT
* MetaInfo::TYPE_BLOB
* MetaInfo::TYPE_LINK
* MetaInfo::TYPE_KEY
* MetaInfo::TYPE_NACK

refs #2128

Change-Id: I01f0aa0dd27d32a18a9fff79401b5784d9ddcb10
diff --git a/tests/unit-tests/test-data.cpp b/tests/unit-tests/test-data.cpp
index c4a9263..2493b89 100644
--- a/tests/unit-tests/test-data.cpp
+++ b/tests/unit-tests/test-data.cpp
@@ -224,7 +224,7 @@
   BOOST_REQUIRE_NO_THROW(d.wireDecode(dataBlock));
 
   BOOST_REQUIRE_EQUAL(d.getName().toUri(), "/local/ndn/prefix");
-  BOOST_REQUIRE_EQUAL(d.getContentType(), static_cast<uint32_t>(MetaInfo::TYPE_DEFAULT));
+  BOOST_REQUIRE_EQUAL(d.getContentType(), static_cast<uint32_t>(tlv::ContentType_Blob));
   BOOST_REQUIRE_EQUAL(d.getFreshnessPeriod(), time::seconds(10));
 
   BOOST_REQUIRE_EQUAL(std::string(reinterpret_cast<const char*>(d.getContent().value()),
@@ -253,7 +253,7 @@
   // manual data packet creation for now
 
   ndn::Data d(ndn::Name("/local/ndn/prefix"));
-  d.setContentType(MetaInfo::TYPE_DEFAULT);
+  d.setContentType(tlv::ContentType_Blob);
   d.setFreshnessPeriod(time::seconds(10));
 
   d.setContent(Content1, sizeof(Content1));
@@ -343,7 +343,7 @@
   // Encoding pipeline
 
   ndn::Data d(ndn::Name("/local/ndn/prefix"));
-  d.setContentType(MetaInfo::TYPE_DEFAULT);
+  d.setContentType(tlv::ContentType_Blob);
   d.setFreshnessPeriod(time::seconds(10));
 
   d.setContent(Content1, sizeof(Content1));