[base] Remove PointersMatch, making a separate std::equals hashmap

src/ast/ast.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_AST_AST_H_
 #define V8_AST_AST_H_
 
 #include "src/ast/ast-types.h"
 #include "src/ast/ast-value-factory.h"
 #include "src/ast/modules.h"
@@ skipping 112 matching lines @@
 
 #define DEF_FORWARD_DECLARATION(type) class type;
 AST_NODE_LIST(DEF_FORWARD_DECLARATION)
 #undef DEF_FORWARD_DECLARATION
 
 
 class FeedbackVectorSlotCache {
  public:
   explicit FeedbackVectorSlotCache(Zone* zone)
       : zone_(zone),
-        hash_map_(base::HashMap::PointersMatch,
-                  ZoneHashMap::kDefaultHashMapCapacity,
+        hash_map_(ZoneHashMap::kDefaultHashMapCapacity,
                   ZoneAllocationPolicy(zone)) {}
 
   void Put(Variable* variable, FeedbackVectorSlot slot) {
     ZoneHashMap::Entry* entry = hash_map_.LookupOrInsert(
         variable, ComputePointerHash(variable), ZoneAllocationPolicy(zone_));
     entry->value = reinterpret_cast<void*>(slot.ToInt());
   }
 
   ZoneHashMap::Entry* Get(Variable* variable) const {
     return hash_map_.Lookup(variable, ComputePointerHash(variable));
@@ skipping 1364 matching lines @@
       : public BitField<bool, HasElementsField::kNext, 1> {};
 
  protected:
   static const uint8_t kNextBitFieldIndex = MayStoreDoublesField::kNext;
 };
 
 
 // A map from property names to getter/setter pairs allocated in the zone.
 class AccessorTable
     : public base::TemplateHashMap<Literal, ObjectLiteral::Accessors,
+                                   bool (*)(void*, void*),
                                    ZoneAllocationPolicy> {
  public:
   explicit AccessorTable(Zone* zone)
       : base::TemplateHashMap<Literal, ObjectLiteral::Accessors,
-                              ZoneAllocationPolicy>(Literal::Match,
-                                                    ZoneAllocationPolicy(zone)),
+                              bool (*)(void*, void*), ZoneAllocationPolicy>(
+            Literal::Match, ZoneAllocationPolicy(zone)),
         zone_(zone) {}
 
   Iterator lookup(Literal* literal) {
     Iterator it = find(literal, true, ZoneAllocationPolicy(zone_));
     if (it->second == NULL) it->second = new (zone_) ObjectLiteral::Accessors();
     return it;
   }
 
  private:
   Zone* zone_;
@@ skipping 2074 matching lines @@
                                     : NULL;                                   \
   }
 AST_NODE_LIST(DECLARE_NODE_FUNCTIONS)
 #undef DECLARE_NODE_FUNCTIONS
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_AST_AST_H_