debugger: prepare naive handling of multiple inferiors

Change-Id: I2ea81b1a9407ae7e5045aadf43b0c2d971fc615b
Reviewed-by: hjk <qthjk@ovi.com>

src/plugins/debugger/debuggerstartparameters.h

@@ -61,6 +61,7 @@ public:
         attachPID(-1),
         useTerminal(false),
         breakOnMain(false),
+        multiProcess(false),
         languages(AnyLanguage),
         qmlServerAddress(QLatin1String("127.0.0.1")),
         qmlServerPort(ProjectExplorer::Constants::QML_DEFAULT_DEBUG_SERVER_PORT),
@@ -88,6 +89,7 @@ public:
     qint64 attachPID;
     bool useTerminal;
     bool breakOnMain;
+    bool multiProcess;
     DebuggerLanguages languages;
 
     // Used by AttachCrashedExternal.