Preparation for reporting an error for deprecated raw strings (issue 4815)

compiler/javatests/com/google/dart/compiler/parser/SyntaxTest.java

Index: compiler/javatests/com/google/dart/compiler/parser/SyntaxTest.java
===================================================================
--- compiler/javatests/com/google/dart/compiler/parser/SyntaxTest.java	(revision 12600)
+++ compiler/javatests/com/google/dart/compiler/parser/SyntaxTest.java	(working copy)
@@ -666,6 +666,10 @@
     assertEquals("[]=", ((DartIdentifier)F_access_assign.getName()).getName());
   }
 
+//  public void test_string_raw_deprecated() {
+//    parseUnit("test.dart", "var s = @'abc${d}efg';", ParserErrorCode.DEPRECATED_RAW_STRING, 1, 9);
+//  }
+
   public void test_string_raw() {
     String expectedValue = "abc${d}efg";
     DartUnit unit = parseUnit("test.dart", "var s = r'" + expectedValue + "';");