Experimental parser: add braces.

src/parser.cc

Index: src/parser.cc
diff --git a/src/parser.cc b/src/parser.cc
index 557fabb679d3c0551e6716ed8721cd9bad54971b..149de4dcf0c5effc3b607a1ec3e53dd279b9a0cd 100644
--- a/src/parser.cc
+++ b/src/parser.cc
@@ -568,10 +568,11 @@ FunctionLiteral* Parser::ParseProgram() {
   FunctionLiteral* result;
   delete reusable_preparser_;
   delete scanner_;
-  if (source->IsTwoByteRepresentation())
+  if (source->IsTwoByteRepresentation()) {
     scanner_ = new ExperimentalScanner<uint16_t>(source, isolate());
-  else
+  } else {
     scanner_ = new ExperimentalScanner<uint8_t>(source, isolate());
+  }
   SetScannerFlags();
   scanner_->Init();
   result = DoParseProgram(info(), source);