Issue 10753. Fix for error column.

editor/tools/plugins/com.google.dart.engine_test/src/com/google/dart/engine/scanner/AbstractScannerTest.java

Index: editor/tools/plugins/com.google.dart.engine_test/src/com/google/dart/engine/scanner/AbstractScannerTest.java
diff --git a/editor/tools/plugins/com.google.dart.engine_test/src/com/google/dart/engine/scanner/AbstractScannerTest.java b/editor/tools/plugins/com.google.dart.engine_test/src/com/google/dart/engine/scanner/AbstractScannerTest.java
index 514a781ae5edfd2eb590fa64089a0a1b4828785c..687dcb9338ae593e600ecc5a4032cbedfdb6b9d5 100644
--- a/editor/tools/plugins/com.google.dart.engine_test/src/com/google/dart/engine/scanner/AbstractScannerTest.java
+++ b/editor/tools/plugins/com.google.dart.engine_test/src/com/google/dart/engine/scanner/AbstractScannerTest.java
@@ -455,6 +455,14 @@ public abstract class AbstractScannerTest extends TestCase {
         new ExpectedLocation(source.length() - 1, 4, 1));
   }
 
+  public void test_lineInfo_slashN() throws Exception {
+    String source = "class Test {\n}";
+    assertLineInfo(source, new ExpectedLocation(0, 1, 1), new ExpectedLocation(
+        source.indexOf("}"),
+        2,
+        1));
+  }
+
   public void test_lt() throws Exception {
     assertToken(TokenType.LT, "<");
   }