rename requesterState to RequestContext

Change-Id: I747559b4da11b350b01494c7c54a674c3d3d45f9
diff --git a/tests/unit-tests/bench.t.cpp b/tests/unit-tests/bench.t.cpp
index 5e48bc8..a36f16f 100644
--- a/tests/unit-tests/bench.t.cpp
+++ b/tests/unit-tests/bench.t.cpp
@@ -103,7 +103,7 @@
   CaProfile item;
   item.m_caPrefix = Name("/ndn");
   item.m_cert = std::make_shared<security::Certificate>(cert);
-  requester::RequesterState state(m_keyChain, item, RequestType::NEW);
+  requester::RequestContext state(m_keyChain, item, RequestType::NEW);
   auto newInterest = requester::Requester::genNewInterest(state, Name("/ndn/alice"),
                                                time::system_clock::now(),
                                                time::system_clock::now() + time::days(1));
diff --git a/tests/unit-tests/ca-module.t.cpp b/tests/unit-tests/ca-module.t.cpp
index ab8f440..fddfabd 100644
--- a/tests/unit-tests/ca-module.t.cpp
+++ b/tests/unit-tests/ca-module.t.cpp
@@ -231,7 +231,7 @@
   CaProfile item;
   item.m_caPrefix = Name("/ndn");
   item.m_cert = std::make_shared<security::Certificate>(cert);
-  requester::RequesterState state(m_keyChain, item, RequestType::NEW);
+  requester::RequestContext state(m_keyChain, item, RequestType::NEW);
   auto interest = requester::Requester::genNewInterest(state, Name("/ndn/zhiyi"),
                                             time::system_clock::now(),
                                             time::system_clock::now() + time::days(1));
@@ -282,7 +282,7 @@
   CaProfile item;
   item.m_caPrefix = Name("/ndn");
   item.m_cert = std::make_shared<security::Certificate>(cert);
-  requester::RequesterState state(m_keyChain, item, RequestType::NEW);
+  requester::RequestContext state(m_keyChain, item, RequestType::NEW);
   auto current_tp = time::system_clock::now();
   auto interest1 = requester::Requester::genNewInterest(state, Name("/ndn/zhiyi"), current_tp, current_tp - time::hours(1));
   auto interest2 = requester::Requester::genNewInterest(state, Name("/ndn/zhiyi"), current_tp, current_tp + time::days(361));
@@ -313,7 +313,7 @@
   CaProfile item;
   item.m_caPrefix = Name("/ndn");
   item.m_cert = std::make_shared<security::Certificate>(cert);
-  requester::RequesterState state(m_keyChain, item, RequestType::NEW);
+  requester::RequestContext state(m_keyChain, item, RequestType::NEW);
 
   auto interest1 = requester::Requester::genNewInterest(state, Name("/ndn/a"), time::system_clock::now(),
                                               time::system_clock::now() + time::days(1));
@@ -354,7 +354,7 @@
   CaProfile item;
   item.m_caPrefix = Name("/ndn");
   item.m_cert = std::make_shared<security::Certificate>(cert);
-  requester::RequesterState state(m_keyChain, item, RequestType::NEW);
+  requester::RequestContext state(m_keyChain, item, RequestType::NEW);
 
   auto current_tp = time::system_clock::now();
   auto interest1 = requester::Requester::genNewInterest(state, Name("/ndn"), current_tp, current_tp + time::days(1));
@@ -385,7 +385,7 @@
   CaProfile item;
   item.m_caPrefix = Name("/ndn");
   item.m_cert = std::make_shared<security::Certificate>(cert);
-  requester::RequesterState state(m_keyChain, item, RequestType::NEW);
+  requester::RequestContext state(m_keyChain, item, RequestType::NEW);
 
   auto newInterest = requester::Requester::genNewInterest(state, Name("/ndn/zhiyi"), time::system_clock::now(),
                                                 time::system_clock::now() + time::days(1));
@@ -474,7 +474,7 @@
   CaProfile item;
   item.m_caPrefix = Name("/ndn");
   item.m_cert = std::make_shared<security::Certificate>(cert);
-  requester::RequesterState state(m_keyChain, item, RequestType::REVOKE);
+  requester::RequestContext state(m_keyChain, item, RequestType::REVOKE);
 
   auto interest = requester::Requester::genRevokeInterest(state, issuedCert);
 
@@ -537,7 +537,7 @@
   CaProfile item;
   item.m_caPrefix = Name("/ndn");
   item.m_cert = std::make_shared<security::Certificate>(cert);
-  requester::RequesterState state(m_keyChain, item, RequestType::NEW);
+  requester::RequestContext state(m_keyChain, item, RequestType::NEW);
 
   auto interest = requester::Requester::genRevokeInterest(state, clientCert);
 
diff --git a/tests/unit-tests/requester.t.cpp b/tests/unit-tests/requester.t.cpp
index 16197b4..ffb70a1 100644
--- a/tests/unit-tests/requester.t.cpp
+++ b/tests/unit-tests/requester.t.cpp
@@ -109,7 +109,7 @@
   CaProfile item;
   item.m_caPrefix = Name("/site");
   item.m_cert = std::make_shared<security::Certificate>(cert);
-  RequesterState state(m_keyChain, item, RequestType::NEW);
+  RequestContext state(m_keyChain, item, RequestType::NEW);
 
   Data errorPacket;
   errorPacket.setName(Name("/site/pretend/this/is/error/packet"));