Bug 146369 Zoom in/out doesn't work in Master page
Steps to reproduce: 1.New a report 2.Switch to Master page, choose Page->Zoom In/Out Expected result: Masterpage is zoomed in/out Actual result: Layout is zoomed in/out
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/editors/DesignerActionBarContributor.java
contributeActionsToMenu( editGroupMenu, parameterActions );
		
		newMenu.add( editGroupMenu );
		menubar.insertAfter( IWorkbenchActionConstants.M_EDIT, newMenu );
		
		newMenu = new MenuManager( Messages.getString( "DesignerActionBarContributor.menu.element" ) ); 
		contributeActionsToMenu( newMenu, elementActions );
		editGroupMenu = new MenuManager( Messages.getString( "DesignerActionBarContributor.menu.element-EditGroup" ) ); 
		editGroupMenu.add( NoneAction.getInstance( ) );
		editGroupMenu.addMenuListener( new IMenuListener( ) {
			public void menuAboutToShow( IMenuManager manager )
			{
				updateDynamicItems( EditGroupMenuAction.ID, manager );
			}
		} );
		newMenu.add( editGroupMenu );
		newMenu.add( new Separator( ) );
		contributeStyleMenu( newMenu );
		menubar.insertAfter( IWorkbenchActionConstants.M_EDIT, newMenu );
		
		menubar.insertAfter( IWorkbenchActionConstants.M_EDIT, createPageMenu( ) );
		
		newMenu = new MenuManager( Messages.getString( "DesignerActionBarContributor.menu.insert" ) ); 
		contributeActionsToMenu( newMenu, getInsertElementActions( ) );
		newMenu.add( new Separator( ) );
		newMenu.add( getAction( ImportLibraryAction.ID ) );
		menubar.insertAfter( IWorkbenchActionConstants.M_EDIT, newMenu );
		menubar.update( );
	}
	private void contributeActionsToMenu( MenuManager menu,