Sync preparser and parser wrt syntax error in switch..case.

test/cctest/test-parsing.cc

Index: test/cctest/test-parsing.cc
diff --git a/test/cctest/test-parsing.cc b/test/cctest/test-parsing.cc
index 288e8d1f3f98c422da5bb50bedff5c896a3aa4fd..e4215245d7fa972e613e78df1ce1509a08d3567b 100755
--- a/test/cctest/test-parsing.cc
+++ b/test/cctest/test-parsing.cc
@@ -1147,6 +1147,7 @@ TEST(ParserSync) {
     { "with ({})", "" },
     { "switch (12) { case 12: ", "}" },
     { "switch (12) { default: ", "}" },
+    { "switch (12) { ", "case 12: }" },
     { "label2: ", "" },
     { NULL, NULL }
   };