ios: disable run button while an application is running

Task-number: QTCREATORBUG-10670
Change-Id: I23b553984b2c1848983299613004cbd910dc92dc
Reviewed-by: Fawzi Mohamed <fawzi.mohamed@digia.com>

src/plugins/ios/iosrunfactories.h

@@ -83,6 +83,8 @@ public:
     ProjectExplorer::RunControl *create(ProjectExplorer::RunConfiguration *runConfiguration,
                        ProjectExplorer::RunMode mode,
                        QString *errorMessage) QTC_OVERRIDE;
+private:
+    mutable QMap<Core::Id, QPointer<ProjectExplorer::RunControl> > m_activeRunControls;
 };
 
 } // namespace Internal