debugger: rewrite parser for cli sub-breakpoint notifications

Change-Id: I971a2af2534bc650e8c604a5c2dc2e1846dbb045
Reviewed-on: http://codereview.qt.nokia.com/592
Reviewed-by: hjk <qthjk@ovi.com>

src/plugins/debugger/breakhandler.h

@@ -70,7 +70,7 @@ public:
 
     // The only way to add a new breakpoint.
     void appendBreakpoint(const BreakpointParameters &data);
-    void appendSubBreakpoint(BreakpointId id, const BreakpointResponse &data);
+    void insertSubBreakpoint(const BreakpointResponse &data);
 
     BreakpointIds allBreakpointIds() const;
     BreakpointIds engineBreakpointIds(DebuggerEngine *engine) const;