hide non-working library and module settings actions from context menu of platform-based products (WI-4440)

java/idea-ui/src/com/intellij/openapi/roots/ui/configuration/IdeaProjectSettingsService.java

@@ -47,18 +47,38 @@ public class IdeaProjectSettingsService extends ProjectSettingsService {
     });
   }
 
+  @Override
+  public boolean canOpenModuleSettings() {
+    return true;
+  }
+
   public void openModuleSettings(final Module module) {
     ModulesConfigurator.showDialog(myProject, module.getName(), null, false);
   }
 
+  @Override
+  public boolean canOpenModuleLibrarySettings() {
+    return true;
+  }
+
   public void openModuleLibrarySettings(final Module module) {
     ModulesConfigurator.showDialog(myProject, module.getName(), ClasspathEditor.NAME, false);
   }
 
+  @Override
+  public boolean canOpenContentEntriesSettings() {
+    return true;
+  }
+
   public void openContentEntriesSettings(final Module module) {
     ModulesConfigurator.showDialog(myProject, module.getName(), ContentEntriesEditor.NAME, false);
   }
 
+  @Override
+  public boolean canOpenProjectLibrarySettings(NamedLibraryElement value) {
+    return true;
+  }
+
   public void openProjectLibrarySettings(final NamedLibraryElement element) {
     final ProjectStructureConfigurable config = ProjectStructureConfigurable.getInstance(myProject);
     ShowSettingsUtil.getInstance().editConfigurable(myProject, config, new Runnable() {