Introduce subclasses of class CompilationInfo.

src/liveedit.cc

Index: src/liveedit.cc
diff --git a/src/liveedit.cc b/src/liveedit.cc
index c07e83f6bc9cf513c4290032f55c342b946273f8..2fae3afb1c130bdd894b0f43a3ab1ba0b5989529 100644
--- a/src/liveedit.cc
+++ b/src/liveedit.cc
@@ -408,6 +408,7 @@ static void CompileScriptForTracker(Handle<Script> script) {
 
   // Build AST.
   ScriptDataImpl* pre_data = NULL;
+  EagerCompilationInfo info(script, is_eval);
   FunctionLiteral* lit = MakeAST(is_global, script, extension, pre_data);
 
   // Check for parse errors.
@@ -415,10 +416,9 @@ static void CompileScriptForTracker(Handle<Script> script) {
     ASSERT(Top::has_pending_exception());
     return;
   }
+  info.set_function(lit);
 
   // Compile the code.
-  CompilationInfo info(lit, script, is_eval);
-
   LiveEditFunctionTracker tracker(lit);
   Handle<Code> code = MakeCodeForLiveEdit(&info);