Bug 120218 Right click menu option to apply theme.
We should support the following right click menu. -- User right clicks int he report design layout area. -- The following menu items needs to be supported Theme --> Apply Theme -->Theme1 -->Theme2 ( similar to Apply style menu option )
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/editors/schematic/providers/SchematicContextMenuProvider.java
else
			{
				
				menuManager.appendToGroup( GEFActionConstants.GROUP_COPY,
						new DeleteAction( selectedElements ) );
			}
			if ( Policy.TRACING_MENU_SHOW )
			{
				System.out.println( "Menu(for Editor) >> Shows for " 
						+ ( (DesignElementHandle) firstSelectedElement ).getDefn( )
								.getDisplayName( ) );
			}
		}
		else if ( firstSelectedElement instanceof SlotHandle )
		{
			menuManager.appendToGroup( GEFActionConstants.GROUP_UNDO,
					getAction( ActionFactory.UNDO.getId( ) ) );
			menuManager.appendToGroup( GEFActionConstants.GROUP_UNDO,
					getAction( ActionFactory.REDO.getId( ) ) );
			menuManager.appendToGroup( GEFActionConstants.GROUP_COPY,
					new CutAction( selectedElements ) );
			menuManager.appendToGroup( GEFActionConstants.GROUP_COPY,
					new CopyAction( selectedElements ) );
			menuManager.appendToGroup( GEFActionConstants.GROUP_COPY,
					new PasteAction( selectedElements ) );
			menuManager.appendToGroup( GEFActionConstants.GROUP_COPY,
					new DeleteAction( selectedElements ) );
			createInsertElementMenu( menuManager, GEFActionConstants.GROUP_EDIT );
			if ( Policy.TRACING_MENU_SHOW )
			{