Handlify AddDependentCode(), AddDependentCompilationInfo() and AddDependentIC().

src/hydrogen.cc

Index: src/hydrogen.cc
diff --git a/src/hydrogen.cc b/src/hydrogen.cc
index c64c0e0462b081c5c59bd4b65c9c0afb76ee6fae..078c38b2dc80cfdb3340a3a44b55878a42844fd5 100644
--- a/src/hydrogen.cc
+++ b/src/hydrogen.cc
@@ -4925,7 +4925,7 @@ void HOptimizedGraphBuilder::VisitVariableProxy(VariableProxy* expr) {
         Handle<GlobalObject> global(current_info()->global_object());
         Handle<PropertyCell> cell(global->GetPropertyCell(&lookup));
         if (cell->type()->IsConstant()) {
-          cell->AddDependentCompilationInfo(top_info());
+          PropertyCell::AddDependentCompilationInfo(cell, top_info());
           Handle<Object> constant_object = cell->type()->AsConstant();
           if (constant_object->IsConsString()) {
             constant_object =
@@ -5552,11 +5552,12 @@ void HOptimizedGraphBuilder::PropertyAccessInfo::LoadFieldMap(Handle<Map> map) {
     Handle<Map> field_map = field_type->AsClass();
     if (field_map->is_stable()) {
       field_map_ = field_map;
-      field_map_->AddDependentCompilationInfo(
-          DependentCode::kPrototypeCheckGroup, top_info());
+      Map::AddDependentCompilationInfo(
+          field_map_, DependentCode::kPrototypeCheckGroup, top_info());
 
       // Add dependency on the map that introduced the field.
-      lookup_.GetFieldOwnerFromMap(*map)->AddDependentCompilationInfo(
+      Map::AddDependentCompilationInfo(
+          handle(lookup_.GetFieldOwnerFromMap(*map), isolate()),
           DependentCode::kFieldTypeGroup, top_info());
     }
   }
@@ -6828,7 +6829,8 @@ HInstruction* HGraphBuilder::BuildConstantMapCheck(Handle<JSObject> constant,
   HConstant* constant_value = New<HConstant>(constant);
 
   if (constant->map()->CanOmitMapChecks()) {
-    constant->map()->AddDependentCompilationInfo(
+    Map::AddDependentCompilationInfo(
+        handle(constant->map(), info->isolate()),

[Igor Sheludko, 2014/04/15 08:58:35]

Suggestion: below we are also wrapping the map to a handle. What if we do that
only once?

[Benedikt Meurer, 2014/04/15 10:15:02]

Done.

         DependentCode::kPrototypeCheckGroup, info);
     return constant_value;
   }