Bug 273147 [Build] Report build problems as ERROR severity
Currently the BuildManager reports problems with severity of WARNING. Warnings are no longer surfaced in the UI, so we should increase this severity to ERROR.
bundles/org.eclipse.ui.ide/extensions/org/eclipse/ui/actions/GlobalBuildAction.java
* The workbench window; or <code>null</code> if this action has been
     * <code>dispose</code>d.
     */
    private IWorkbenchWindow workbenchWindow;
    /**
     * Creates a new action of the appropriate type. The action id is
     * <code>IWorkbenchActionConstants.BUILD</code> for incremental builds and
     * <code>IWorkbenchActionConstants.REBUILD_ALL</code> for full builds.
     * 
     * @param workbench
     *            the active workbench
     * @param shell
     *            the shell for any dialogs
     * @param type
     *            the type of build; one of
     *            <code>IncrementalProjectBuilder.INCREMENTAL_BUILD</code> or
     *            <code>IncrementalProjectBuilder.FULL_BUILD</code>
     * 
     * @deprecated use GlobalBuildAction(IWorkbenchWindow, type) instead
     */
    public GlobalBuildAction(IWorkbench workbench, Shell shell, int type) {
        
        this(workbench.getActiveWorkbenchWindow(), type);
        Assert.isNotNull(shell);
    }
    /**
     * Creates a new action of the appropriate type. The action id is
     * <code>IWorkbenchActionConstants.BUILD</code> for incremental builds and
     * <code>IWorkbenchActionConstants.REBUILD_ALL</code> for full builds.
     *