Reland "Compilation type and state allocate an unnecessary Smi on v8::Script" (r15940).

src/compiler.cc

Index: src/compiler.cc
diff --git a/src/compiler.cc b/src/compiler.cc
index b5979bcae80ab2b7b7fb5358f50e748cba79ba6b..4cac73f7b69b2e1543d0d557018570ead6b808f9 100644
--- a/src/compiler.cc
+++ b/src/compiler.cc
@@ -558,8 +558,7 @@ static Handle<SharedFunctionInfo> MakeFunctionInfo(CompilationInfo* info) {
 
 #ifdef ENABLE_DEBUGGER_SUPPORT
   if (info->is_eval()) {
-    Script::CompilationType compilation_type = Script::COMPILATION_TYPE_EVAL;
-    script->set_compilation_type(Smi::FromInt(compilation_type));
+    script->set_compilation_type(Script::COMPILATION_TYPE_EVAL);
     // For eval scripts add information on the function from which eval was
     // called.
     if (info->is_eval()) {
@@ -650,8 +649,7 @@ static Handle<SharedFunctionInfo> MakeFunctionInfo(CompilationInfo* info) {
   // the instances of the function.
   SetExpectedNofPropertiesFromEstimate(result, lit->expected_property_count());
 
-  script->set_compilation_state(
-      Smi::FromInt(Script::COMPILATION_STATE_COMPILED));
+  script->set_compilation_state(Script::COMPILATION_STATE_COMPILED);
 
 #ifdef ENABLE_DEBUGGER_SUPPORT
   // Notify debugger