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/src/org/eclipse/birt/report/model/metadata/PeerExtensionLoader.java
.getAttribute( DISPLAY_NAME_ID_ATTRIB );
			String toolTipID = propTag.getAttribute( TOOL_TIP_ID_ATTRIB );
			String returnType = propTag.getAttribute( RETURN_TYPE_ATTRIB );
			String context = propTag.getAttribute( CONTEXT_ATTRIB );
			boolean isStatic = getBooleanAttrib( propTag, IS_STATIC_ATTRIB,
					false );
			if ( name == null )
			{
				handleError( new ExtensionException( new String[]{},
						MetaDataException.DESIGN_EXCEPTION_MISSING_METHOD_NAME ) );
				return null;
			}
			if ( displayNameID == null )
			{
				handleError( new ExtensionException( new String[]{},
						ExtensionException.DESIGN_EXCEPTION_VALUE_REQUIRED ) );
				return null;
			}
			
			
			MethodInfo methodInfo = new MethodInfo( false );
			methodInfo.setName( name );
			methodInfo.setDisplayNameKey( displayNameID );
			methodInfo.setReturnType( returnType );
			methodInfo.setToolTipKey( toolTipID );
			methodInfo.setStatic( isStatic );
			methodInfo.setContext( context );
			methodInfo.setElementDefn( elementDefn );
			IConfigurationElement[] elements = propTag.getChildren( );
			ArgumentInfoList argumentList = null;