android: remove unneeded enums, declarations and associated code

Change-Id: I8ec2b90ccfe1498f4188b50624f77436c1c1a492
Reviewed-by: Tobias Hunger <tobias.hunger@nokia.com>
Reviewed-by: hjk <qthjk@ovi.com>

src/plugins/android/androiddebugsupport.h

@@ -69,7 +69,6 @@ private:
 private:
     Debugger::DebuggerRunControl* m_runControl;
     AndroidRunner * const m_runner;
-    const AndroidRunConfiguration::DebuggingType m_debuggingType;
     const QString m_dumperLib;
 
     int m_gdbServerPort;