FLEX-33278 fix check for missing paragraph at end of line
diff --git a/textLayout/src/flashx/textLayout/conversion/PlainTextImporter.as b/textLayout/src/flashx/textLayout/conversion/PlainTextImporter.as
index 49988f0..edc0798 100644
--- a/textLayout/src/flashx/textLayout/conversion/PlainTextImporter.as
+++ b/textLayout/src/flashx/textLayout/conversion/PlainTextImporter.as
@@ -102,8 +102,7 @@
 
 			// Mark partial last paragraph (string doesn't end in paragraph terminator)
 			if (useClipboardAnnotations && 
-				(source.lastIndexOf('\u000A', source.length - 2) < 0 || 
-					source.lastIndexOf('\u000D\u000A', source.length - 3) < 0))
+				source.lastIndexOf('\u000A', source.length - 1) != source.length - 1)
 			{
 				var lastLeaf:FlowLeafElement = textFlow.getLastLeaf();
 				lastLeaf.setStyle(ConverterBase.MERGE_TO_NEXT_ON_PASTE, "true");