Remove dead SharedFunctionInfo::TrimOptimizedCodeMap.

src/objects.cc

 // 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.
 
 #include "src/objects.h"
 
 #include <cmath>
 #include <iomanip>
 #include <memory>
 #include <sstream>
@@ skipping 12525 matching lines @@
   }
   if (dst != length) {
     // Always trim even when array is cleared because of heap verifier.
     heap->RightTrimFixedArray(code_map, length - dst);
     if (code_map->length() == kEntriesStart) {
       ClearOptimizedCodeMap();
     }
   }
 }
 
-
-void SharedFunctionInfo::TrimOptimizedCodeMap(int shrink_by) {
-  FixedArray* code_map = optimized_code_map();
-  DCHECK(shrink_by % kEntryLength == 0);
-  DCHECK(shrink_by <= code_map->length() - kEntriesStart);
-  // Always trim even when array is cleared because of heap verifier.
-  GetHeap()->RightTrimFixedArray(code_map, shrink_by);
-  if (code_map->length() == kEntriesStart) {
-    ClearOptimizedCodeMap();
-  }
-}
-
 // static
 void JSFunction::EnsureLiterals(Handle<JSFunction> function) {
   Handle<SharedFunctionInfo> shared(function->shared());
   Handle<Context> native_context(function->context()->native_context());
   if (function->literals() ==
       function->GetIsolate()->heap()->empty_literals_array()) {
     Handle<LiteralsArray> literals =
         SharedFunctionInfo::FindOrCreateLiterals(shared, native_context);
     function->set_literals(*literals);
   }
@@ skipping 7867 matching lines @@
       // depend on this.
       return DICTIONARY_ELEMENTS;
     }
     DCHECK_LE(kind, LAST_ELEMENTS_KIND);
     return kind;
   }
 }
 
 }  // namespace internal
 }  // namespace v8