Bug 187449 [Automation][Smoke][Regression] dynamic text and chart cannot be rendered properly
steps to reproduc: - use the attache report design - preview in pdf and viewer expected behavior: - all report items should be rendered properly actual behavior: - dynamic text and chart were missing in output
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/internal/document/v4/ContainerExecutor.java
InstanceIndex leftIndex = (InstanceIndex) leftEdge;
					InstanceID leftId = leftIndex.getInstanceID( );
					long leftOffset = leftIndex.getOffset( );
					if ( leftOffset == -1 )
					{
						DocumentExtension docExt = (DocumentExtension) content
								.getExtension( IContent.DOCUMENT_EXTENSION );
						if ( docExt != null )
						{
							leftOffset = docExt.getFirstChild( );
						}
					}
					if ( leftOffset != -1 )
					{
						IContent leftContent = reader.loadContent( leftOffset );
						InstanceID contentId = leftContent.getInstanceID( );
						if ( isSameInstance( contentId, leftId ) )
						{
							nextOffset = leftIndex.getOffset( );
						}
						else
						{
							DocumentExtension docExt = (DocumentExtension) leftContent
									.getExtension( IContent.DOCUMENT_EXTENSION );
							if ( docExt != null )
							{
								nextOffset = docExt.getNext( );
							}
						}
					}