Bug 210496 Add hasStyle property in reportItemModel extension point
When chart gets reportItem's properties by extending ReportItem, style properties are null. Hence, model needs to add hasStyle property in reportItemModel extension point
model/org.eclipse.birt.report.model.tests/test/org/eclipse/birt/report/model/extension/ReportItemExtensionTest.java
assertTrue( compareFile( "TestingBox_golden_1.xml" ) ); 
	}
	/**
	 * Test create a child extended item base on another.
	 * 
	 * @throws Exception
	 * 
	 */
	public void testAddExtendedItem2( ) throws Exception
	{
		openDesign( fileName_7 );
		DesignElementHandle baseMatrixHandle = designHandle.getComponents( )
				.get( 0 );
		assertNotNull( baseMatrixHandle );
		assertEquals( "baseMatrix", baseMatrixHandle.getName( ) ); 
		DesignElementHandle newMatrixHandle = designHandle.getElementFactory( )
				.newElementFrom( baseMatrixHandle, "myMatrix" ); 
		designHandle.getBody( ).add( newMatrixHandle );
		save( );
		assertTrue( compareFile( "TestAddExtendedItem_golden_2.xml" ) ); 
	}
	/**
	 * Tests the clone issues: property values, handle, element.
	 * 
	 * @throws Exception
	 */
	public void testClone( ) throws Exception
	{
		openDesign( fileName );
		ExtendedItemHandle extendedHandle = (ExtendedItemHandle) designHandle