Remove dead SharedFunctionInfo::TrimOptimizedCodeMap.

src/objects.h

 // Copyright 2015 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_OBJECTS_H_
 #define V8_OBJECTS_H_
 
 #include <iosfwd>
 #include <memory>
 
@@ skipping 7445 matching lines @@
   // We have a special root FixedArray with the right shape and values
   // to represent the cleared optimized code map. This predicate checks
   // if that root is installed.
   inline bool OptimizedCodeMapIsCleared() const;
 
   // Removes a specific optimized code object from the optimized code map.
   // In case of non-OSR the code reference is cleared from the cache entry but
   // the entry itself is left in the map in order to proceed sharing literals.
   void EvictFromOptimizedCodeMap(Code* optimized_code, const char* reason);
 
-  // Trims the optimized code map after entries have been removed.
-  void TrimOptimizedCodeMap(int shrink_by);
-
   static Handle<LiteralsArray> FindOrCreateLiterals(
       Handle<SharedFunctionInfo> shared, Handle<Context> native_context);
 
   // Add or update entry in the optimized code map for context-dependent code.
   // If {code} is not given, then an existing entry's code won't be overwritten.
   static void AddToOptimizedCodeMap(Handle<SharedFunctionInfo> shared,
                                     Handle<Context> native_context,
                                     MaybeHandle<Code> code,
                                     Handle<LiteralsArray> literals,
                                     BailoutId osr_ast_id);
@@ skipping 4514 matching lines @@
     }
     return value;
   }
 };
 
 
 }  // NOLINT, false-positive due to second-order macros.
 }  // NOLINT, false-positive due to second-order macros.
 
 #endif  // V8_OBJECTS_H_