security: Renaming EcdsaKeyParams to EcKeyParams

Change-Id: If27faf095474f5be3f8f454925b389b97bf4425d
Refs: #3135
diff --git a/src/security/v2/key-chain.cpp b/src/security/v2/key-chain.cpp
index de9281d..850ad58 100644
--- a/src/security/v2/key-chain.cpp
+++ b/src/security/v2/key-chain.cpp
@@ -154,7 +154,7 @@
 const KeyParams&
 KeyChain::getDefaultKeyParams()
 {
-  static EcdsaKeyParams keyParams;
+  static EcKeyParams keyParams;
   return keyParams;
 }