isDebuggerCustomizable is not supported anymore
Integrated into 'main-golden', will be available in build *200912300201* on http://bits.netbeans.org/dev/nightly/ (upload may still be in progress)
User: Vladimir Voskresensky <email@example.com>
Log: fixed IZ#179090: ToolsPanelGlobalCustomizer doesn't work
can not be verified until SSIDE is built on NB6.8patch1
The fix has been ported into the release68_fixes repository.