Make namespace shift from MessageViewer-> MimeTreeParser

CMakeLists.txt

@@ -21,7 +21,7 @@ include(ECMAddTests)
 set(MAILCOMMON_LIB_VERSION "5.2.40")
 set(KF5_VERSION "5.19.0")
 set(KDEPIMLIBS_LIB_VERSION "5.2.40")
-set(MESSAGELIB_LIB_VERSION "5.2.41")
+set(MESSAGELIB_LIB_VERSION "5.2.46")
 set(QT_REQUIRED_VERSION "5.4.0")
 set(KMIME_LIB_VERSION "5.2.40")
 set(KMAILTRANSPORT_LIB_VERSION "5.2.40")

src/filter/mdnadvicedialog.cpp

@@ -228,7 +228,7 @@ QPair< bool, KMime::MDN::SendingMode > MDNAdviceHelper::checkAndSetMDNInfo(
     }
 
     // RFC 2298: An MDN MUST NOT be generated in response to an MDN.
-    if (MessageViewer::ObjectTreeParser::findType(msg.data(),
+    if (MimeTreeParser::ObjectTreeParser::findType(msg.data(),
             "message",
             "disposition-notification",
             true, true)) {