Bug 114999 Use larger font in text area of Expression Builder
I liked the larger font used in the expression area of the old Expression Builder. The larger font makes it easier to read an expression that contains multiple statements.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/ExpressionBuilder.java
paste.addSelectionListener( new SelectionAdapter( ) {
			public void widgetSelected( SelectionEvent e )
			{
				sourceViewer.doOperation( ITextOperationTarget.PASTE );
			}
		} );
		ToolItem delete = new ToolItem( toolBar, SWT.NONE );
		delete.setImage( ReportPlatformUIImages.getImage( ISharedImages.IMG_TOOL_DELETE ) );
		delete.setToolTipText( TOOL_TIP_TEXT_DELETE );
		delete.addSelectionListener( new SelectionAdapter( ) {
			public void widgetSelected( SelectionEvent e )
			{
				sourceViewer.doOperation( ITextOperationTarget.DELETE );
			}
		} );
		ToolItem undo = new ToolItem( toolBar, SWT.NONE );
		undo.setImage( ReportPlatformUIImages.getImage( ISharedImages.IMG_TOOL_UNDO ) );
		undo.setToolTipText( TOOL_TIP_TEXT_UNDO );
		undo.addSelectionListener( new SelectionAdapter( ) {
			public void widgetSelected( SelectionEvent e )
			{
				sourceViewer.doOperation( ITextOperationTarget.UNDO );
			}
		} );
		ToolItem redo = new ToolItem( toolBar, SWT.NONE );
		redo.setImage( ReportPlatformUIImages.getImage( ISharedImages.IMG_TOOL_REDO ) );
		redo.setToolTipText( TOOL_TIP_TEXT_REDO );
		redo.addSelectionListener( new SelectionAdapter( ) {
			public void widgetSelected( SelectionEvent e )
			{