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

src/hydrogen.h

Index: src/hydrogen.h
diff --git a/src/hydrogen.h b/src/hydrogen.h
index 4250dc7fd6d6112473029a94a7583884a5b7edd0..d01a6ae4fe8254f5a10833584abcf51c85ae58bc 100644
--- a/src/hydrogen.h
+++ b/src/hydrogen.h
@@ -438,9 +438,11 @@ class HGraph V8_FINAL : public ZoneObject {
   void MarkDependsOnEmptyArrayProtoElements() {
     // Add map dependency if not already added.
     if (depends_on_empty_array_proto_elements_) return;
-    isolate()->initial_object_prototype()->map()->AddDependentCompilationInfo(
+    Map::AddDependentCompilationInfo(
+        handle(isolate()->initial_object_prototype()->map()),
         DependentCode::kElementsCantBeAddedGroup, info());
-    isolate()->initial_array_prototype()->map()->AddDependentCompilationInfo(
+    Map::AddDependentCompilationInfo(
+        handle(isolate()->initial_array_prototype()->map()),
         DependentCode::kElementsCantBeAddedGroup, info());
     depends_on_empty_array_proto_elements_ = true;
   }