loplugin:unusedmethods vcl

Change-Id: I53c66b7898f4e0a66e6172d22c6f782dadaf6589
Reviewed-on: https://gerrit.libreoffice.org/16975
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noelgrandin@gmail.com>

compilerplugins/clang/unusedmethods.cxx

@@ -40,6 +40,7 @@ TODO need to handle places where the code takes the address of a method, that ne
      as a use-site.
 TODO deal with free functions and static methods
 TODO track instantiations of template class constructor methods
+TODO track instantiation of overridden methods when a template class is instantiated
 */
 
 namespace {

compilerplugins/clang/unusedmethods.py

@@ -29,6 +29,7 @@ exclusionSet = set([
     "void comphelper::IEventProcessor::release()",
     "void SotMutexHolder::acquire()",
     "void SotMutexHolder::release()",
+    "class Rectangle ComboBox::GetDropDownPosSizePixel() const"
     # only used by Windows build
     "_Bool basegfx::B2ITuple::equalZero() const",
     "class basegfx::B2DPolyPolygon basegfx::unotools::UnoPolyPolygon::getPolyPolygonUnsafe() const",