Compilation failure in org.jboss.tools.browsersim.eclipse/src/org/jboss/tools/browsersim/eclipse/preferences/PreferencesUtil.java

18:46:02 [ERROR] Failed to execute goal org.eclipse.tycho:tycho-compiler-plugin:1.0.0:compile (default-compile) on project org.jboss.tools.browsersim.eclipse: Compilation failure: Compilation failure: 
18:46:02 [ERROR] /mnt/hudson_workspace/workspace/jbosstools-browsersim_master/sources/plugins/org.jboss.tools.browsersim.eclipse/src/org/jboss/tools/browsersim/eclipse/preferences/PreferencesUtil.java:[43] 
18:46:02 [ERROR] 	import org.jboss.tools.usage.googleanalytics.eclipse.LinuxSystem;
18:46:02 [ERROR] 	       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
18:46:02 [ERROR] The import org.jboss.tools.usage.googleanalytics.eclipse cannot be resolved
18:46:02 [ERROR] /mnt/hudson_workspace/workspace/jbosstools-browsersim_master/sources/plugins/org.jboss.tools.browsersim.eclipse/src/org/jboss/tools/browsersim/eclipse/preferences/PreferencesUtil.java:[44] 
18:46:02 [ERROR] 	import org.jboss.tools.usage.googleanalytics.eclipse.LinuxSystem.LinuxDistro;
18:46:02 [ERROR] 	       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
18:46:02 [ERROR] The import org.jboss.tools.usage.googleanalytics.eclipse cannot be resolved
18:46:02 [ERROR] /mnt/hudson_workspace/workspace/jbosstools-browsersim_master/sources/plugins/org.jboss.tools.browsersim.eclipse/src/org/jboss/tools/browsersim/eclipse/preferences/PreferencesUtil.java:[245] 
18:46:02 [ERROR] 	LinuxDistro distro = LinuxSystem.INSTANCE.getDistro();
18:46:02 [ERROR] 	^^^^^^^^^^^
18:46:02 [ERROR] LinuxDistro cannot be resolved to a type
18:46:02 [ERROR] /mnt/hudson_workspace/workspace/jbosstools-browsersim_master/sources/plugins/org.jboss.tools.browsersim.eclipse/src/org/jboss/tools/browsersim/eclipse/preferences/PreferencesUtil.java:[245] 
18:46:02 [ERROR] 	LinuxDistro distro = LinuxSystem.INSTANCE.getDistro();
18:46:02 [ERROR] 	                     ^^^^^^^^^^^
18:46:02 [ERROR] LinuxSystem cannot be resolved
18:46:02 [ERROR] /mnt/hudson_workspace/workspace/jbosstools-browsersim_master/sources/plugins/org.jboss.tools.browsersim.eclipse/src/org/jboss/tools/browsersim/eclipse/preferences/PreferencesUtil.java:[246] 
18:46:02 [ERROR] 	return LinuxSystem.INSTANCE.REDHAT.equals(distro) && distro.getVersion().compareTo("7") >= 0; //$NON-NLS-1$
18:46:02 [ERROR] 	       ^^^^^^^^^^^
18:46:02 [ERROR] LinuxSystem cannot be resolved
18:46:02 [ERROR] 5 problems (5 errors)