Fixed printing of JS code.

src/ostreams.h

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_OSTREAMS_H_
 #define V8_OSTREAMS_H_
 
 #include <stddef.h>
 #include <stdio.h>
 #include <string.h>
@@ skipping 112 matching lines @@
   uint16_t value;
 };
 
 
 struct AsReversiblyEscapedUC16 {
   explicit AsReversiblyEscapedUC16(uint16_t v) : value(v) {}
   uint16_t value;
 };
 
 
-// Writes the given character to the output escaping everything outside
-// of printable ASCII range. Additionally escapes '\' making escaping
+// Writes the given character to the output escaping everything outside of
+// printable/space ASCII range. Additionally escapes '\' making escaping
 // reversible.
 OStream& operator<<(OStream& os, const AsReversiblyEscapedUC16& c);
 
 // Writes the given character to the output escaping everything outside
 // of printable ASCII range.
 OStream& operator<<(OStream& os, const AsUC16& c);
 } }  // namespace v8::internal
 
 #endif  // V8_OSTREAMS_H_