WIP: Parser: delay string internalization.

src/compiler.h

Index: src/compiler.h
diff --git a/src/compiler.h b/src/compiler.h
index 24a8a9f5de51c0d3ed79972428bf2e9a330450df..677cb943d7b7ba446bd55ec6dfbfd130c73e49fd 100644
--- a/src/compiler.h
+++ b/src/compiler.h
@@ -14,6 +14,7 @@ namespace internal {
 
 class ScriptData;
 class HydrogenCodeStub;
+class ParserSymbolTable;
 
 // ParseRestriction is used to restrict the set of valid statements in a
 // unit of compilation.  Restriction violations cause a syntax error.
@@ -306,6 +307,11 @@ class CompilationInfo {
 
   int optimization_id() const { return optimization_id_; }
 
+  ParserSymbolTable* symbol_table() const { return symbol_table_; }
+  void SetSymbolTable(ParserSymbolTable* symbol_table) {
+    symbol_table_ = symbol_table;
+  }
+
  protected:
   CompilationInfo(Handle<Script> script,
                   Zone* zone);
@@ -447,6 +453,8 @@ class CompilationInfo {
 
   int optimization_id_;
 
+  ParserSymbolTable* symbol_table_;
+
   DISALLOW_COPY_AND_ASSIGN(CompilationInfo);
 };