Fix input and output to handle UTF16 surrogate pairs.

src/preparse-data.h

Index: src/preparse-data.h
===================================================================
--- src/preparse-data.h	(revision 10944)
+++ src/preparse-data.h	(working copy)
@@ -53,7 +53,7 @@
 
   // Logs a symbol creation of a literal or identifier.
   virtual void LogAsciiSymbol(int start, Vector<const char> literal) { }
-  virtual void LogUC16Symbol(int start, Vector<const uc16> literal) { }
+  virtual void LogUtf16Symbol(int start, Vector<const uc16> literal) { }
 
   // Logs an error message and marks the log as containing an error.
   // Further logging will be ignored, and ExtractData will return a vector
@@ -149,7 +149,7 @@
  public:
   PartialParserRecorder() : FunctionLoggingParserRecorder() { }
   virtual void LogAsciiSymbol(int start, Vector<const char> literal) { }
-  virtual void LogUC16Symbol(int start, Vector<const uc16> literal) { }
+  virtual void LogUtf16Symbol(int start, Vector<const uc16> literal) { }
   virtual ~PartialParserRecorder() { }
   virtual Vector<unsigned> ExtractData();
   virtual int symbol_position() { return 0; }
@@ -171,7 +171,7 @@
     LogSymbol(start, hash, true, Vector<const byte>::cast(literal));
   }
 
-  virtual void LogUC16Symbol(int start, Vector<const uc16> literal) {
+  virtual void LogUtf16Symbol(int start, Vector<const uc16> literal) {
     if (!is_recording_) return;
     int hash = vector_hash(literal);
     LogSymbol(start, hash, false, Vector<const byte>::cast(literal));