Preparsing now considers catch-blocks as inside a with.

src/preparser.h

Index: src/preparser.h
diff --git a/src/preparser.h b/src/preparser.h
index 952f25bc60d6d850fa9f4128477804f87cb3ef97..5565154cf99235977c2c0ff356af55b4ec740b44 100644
--- a/src/preparser.h
+++ b/src/preparser.h
@@ -750,15 +750,18 @@ Statement PreParser<Scanner, Log>::ParseTryStatement(bool* ok) {
 
   bool catch_or_finally_seen = false;
   if (peek() == i::Token::CATCH) {
-    Expect(i::Token::CATCH, CHECK_OK);
+    Consume(i::Token::CATCH);
     Expect(i::Token::LPAREN, CHECK_OK);
     ParseIdentifier(CHECK_OK);
     Expect(i::Token::RPAREN, CHECK_OK);
-    ParseBlock(CHECK_OK);
+    scope_->EnterWith();
+    ParseBlock(ok);
+    scope_->LeaveWith();
+    if (!*ok) return kUnknownStatement;
     catch_or_finally_seen = true;
   }
   if (peek() == i::Token::FINALLY) {
-    Expect(i::Token::FINALLY, CHECK_OK);
+    Consume(i::Token::FINALLY);
     ParseBlock(CHECK_OK);
     catch_or_finally_seen = true;
   }