Bug 77738 [IDE] IDE plug-in needs to get off of the core compatibility layer
20041102 The IDE plug-in is still on the compatibility layer. All of the code that needs migrating is in IDEWorkbenchAdvisor
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/ide/IDEWorkbenchPlugin.java
public ProjectImageRegistry getProjectImageRegistry() {
        if (projectImageRegistry == null) {
            projectImageRegistry = new ProjectImageRegistry();
            projectImageRegistry.load();
        }
        return projectImageRegistry;
    }
    /**
     * Returns the marker image provider registry for the workbench.
     *
     * @return the marker image provider registry
     */
    public MarkerImageProviderRegistry getMarkerImageProviderRegistry() {
        if (markerImageProviderRegistry == null) {
            markerImageProviderRegistry = new MarkerImageProviderRegistry();
        }
        return markerImageProviderRegistry;
    }
    /**
     * Returns the capability registry for the workbench.
     * 
     * @return the capability registry
     */
    public CapabilityRegistry getCapabilityRegistry() {
        if (capabilityRegistry == null) {
            capabilityRegistry = new CapabilityRegistry();
            capabilityRegistry.load();
        }
        return capabilityRegistry;
    }