[base] Template MatchFun in TemplateHashMapImpl

src/snapshot/startup-serializer.h

Index: src/snapshot/startup-serializer.h
diff --git a/src/snapshot/startup-serializer.h b/src/snapshot/startup-serializer.h
index cc66f71ae9e3260660a2196b89ef527b6f2222f2..9c1c3b904cfbeacfdd2e7f89449da9e23adfceba 100644
--- a/src/snapshot/startup-serializer.h
+++ b/src/snapshot/startup-serializer.h
@@ -32,8 +32,7 @@ class StartupSerializer : public Serializer {
  private:
   class PartialCacheIndexMap : public AddressMapBase {
    public:
-    PartialCacheIndexMap()
-        : map_(base::HashMap::PointersMatch), next_index_(0) {}
+    PartialCacheIndexMap() : map_(), next_index_(0) {}
 
     // Lookup object in the map. Return its index if found, or create
     // a new entry with new_index as value, and return kInvalidIndex.