knowledgebase portlet does not compile on 6.0.6 branch

• Type: Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: 6.0.6 GA
• Fix Version/s: --Sprint 12/11, 6.1.0 CE RC1
• Component/s: Knowledge Base widget
• Labels:
  • 6.0.6
• Environment: windows, tomcat bundle, java6

Ant produces the following output:

Buildfile: C:\projektai\lib\liferay\liferay-plugins-sdk-6.0.6\portlets\knowledge-base-portlet\build.xml

compile:

merge:

compile-java:
[javac] Compiling 34 source files to C:\projektai\lib\liferay\liferay-plugins-sdk-6.0.6\portlets\knowledge-base-portlet\docroot\WEB-INF\classes
[javac] C:\projektai\lib\liferay\liferay-plugins-sdk-6.0.6\portlets\knowledge-base-portlet\docroot\WEB-INF\src\com\liferay\knowledgebase\admin\messaging\AdminMessageListener.java:227: cannot find symbol
[javac] symbol : method unsubscribeAllPortlets(long,long)
[javac] location: class com.liferay.knowledgebase.service.ArticleLocalServiceUtil
[javac] ArticleLocalServiceUtil.unsubscribeAllPortlets(
[javac] ^
[javac] Note: Some input files use unchecked or unsafe operations.
[javac] Note: Recompile with -Xlint:unchecked for details.
[javac] 1 error

I was not able to find this method (unsubscribeAllPortlets) anywhere in the plugin...