Refactor TypeFeedbackOracle to accept Handle<Name> instead of Handle<String>.

src/type-info.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_TYPE_INFO_H_
 #define V8_TYPE_INFO_H_
 
 #include "src/allocation.h"
 #include "src/globals.h"
 #include "src/types.h"
@@ skipping 24 matching lines @@
   // to various cycles in our headers.
   // TODO(rossberg): once all oracle access is removed from ast.cc, it should
   // be possible.
   byte ForInType(FeedbackVectorSlot feedback_vector_slot);
 
   void GetStoreModeAndKeyType(TypeFeedbackId id,
                               KeyedAccessStoreMode* store_mode,
                               IcCheckType* key_type);
   void GetLoadKeyType(TypeFeedbackId id, IcCheckType* key_type);
 
-  void PropertyReceiverTypes(TypeFeedbackId id, Handle<String> name,
+  void PropertyReceiverTypes(TypeFeedbackId id, Handle<Name> name,
                              SmallMapList* receiver_types);
-  void PropertyReceiverTypes(FeedbackVectorICSlot slot, Handle<String> name,
+  void PropertyReceiverTypes(FeedbackVectorICSlot slot, Handle<Name> name,
                              SmallMapList* receiver_types);
   void KeyedPropertyReceiverTypes(TypeFeedbackId id,
                                   SmallMapList* receiver_types,
                                   bool* is_string,
                                   IcCheckType* key_type);
   void KeyedPropertyReceiverTypes(FeedbackVectorICSlot slot,
                                   SmallMapList* receiver_types, bool* is_string,
                                   IcCheckType* key_type);
-  void AssignmentReceiverTypes(TypeFeedbackId id,
-                               Handle<String> name,
+  void AssignmentReceiverTypes(TypeFeedbackId id, Handle<Name> name,
                                SmallMapList* receiver_types);
   void KeyedAssignmentReceiverTypes(TypeFeedbackId id,
                                     SmallMapList* receiver_types,
                                     KeyedAccessStoreMode* store_mode,
                                     IcCheckType* key_type);
   void CountReceiverTypes(TypeFeedbackId id,
                           SmallMapList* receiver_types);
 
   void CollectReceiverTypes(TypeFeedbackId id,
                             SmallMapList* types);
@@ skipping 29 matching lines @@
                    Type** left,
                    Type** right,
                    Type** combined);
 
   Type* CountType(TypeFeedbackId id);
 
   Zone* zone() const { return zone_; }
   Isolate* isolate() const { return isolate_; }
 
  private:
-  void CollectReceiverTypes(TypeFeedbackId id,
-                            Handle<String> name,
-                            Code::Flags flags,
-                            SmallMapList* types);
+  void CollectReceiverTypes(TypeFeedbackId id, Handle<Name> name,
+                            Code::Flags flags, SmallMapList* types);
   template <class T>
-  void CollectReceiverTypes(T* obj, Handle<String> name, Code::Flags flags,
+  void CollectReceiverTypes(T* obj, Handle<Name> name, Code::Flags flags,
                             SmallMapList* types);
 
   // Returns true if there is at least one string map and if
   // all maps are string maps.
   bool HasOnlyStringMaps(SmallMapList* receiver_types);
 
   void SetInfo(TypeFeedbackId id, Object* target);
 
   void BuildDictionary(Handle<Code> code);
   void GetRelocInfos(Handle<Code> code, ZoneList<RelocInfo>* infos);
@@ skipping 18 matching lines @@
   Zone* zone_;
   Handle<UnseededNumberDictionary> dictionary_;
   Handle<TypeFeedbackVector> feedback_vector_;
 
   DISALLOW_COPY_AND_ASSIGN(TypeFeedbackOracle);
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_TYPE_INFO_H_