Bug 206285 Rename the report contain parameter will lead to the report cannot be preview[0705]
Description: Rename the report will lead to the report cannot be preview[0705] Step: 1. New a report contain a parameter named R1. 2. Preview it. 3. Rename the report as R2 4. Preview it again. Actual result: Step 2 is ok. But the step 4 will pop up an error and said that the report does not exist or contains errors. Expected result: The report can be preview when rename it.
UI/org.eclipse.birt.report.designer.ui.preview.web/src/org/eclipse/birt/report/designer/ui/preview/editors/ReportPreviewFormPage.java
* (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.designer.ui.editors.IReportEditorPage#onBroughtToTop(org.eclipse.birt.report.designer.ui.editors.IReportEditorPage)
	 */
	public boolean onBroughtToTop( IReportEditorPage prePage )
	{
		boolean isDisplay = false;
		if ( getEditorInput( ) != prePage.getEditorInput( ) )
		{
			setInput( prePage.getEditorInput( ) );
		}
		
		if ( isDirtyModel( ) )
		{
			doSave( null );
		}
		
		if ( prePage.isDirty( ) )
		{
			prePage.doSave( null );
		}
		
		if ( isMissingParameter( ) )
		{
			if ( parameterDialog != null )
			{
				parameterDialog.open( );
				
				
				if ( parameterDialog.getReturnCode( ) == InputParameterHtmlDialog.RETURN_CODE_BROWSER_CLOSED )