Remove the global Strength enum class completely.

src/isolate.cc

 // 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.
 
 #include "src/isolate.h"
 
 #include <stdlib.h>
 
 #include <fstream>  // NOLINT(readability/streams)
 #include <sstream>
@@ skipping 2444 matching lines @@
   if (htracer() == NULL) set_htracer(new HTracer(id()));
   return htracer();
 }
 
 
 CodeTracer* Isolate::GetCodeTracer() {
   if (code_tracer() == NULL) set_code_tracer(new CodeTracer(id()));
   return code_tracer();
 }
 
-
-Map* Isolate::get_initial_js_array_map(ElementsKind kind, Strength strength) {
+Map* Isolate::get_initial_js_array_map(ElementsKind kind) {
   if (IsFastElementsKind(kind)) {
     DisallowHeapAllocation no_gc;
-    Object* const initial_js_array_map = context()->native_context()->get(
-        Context::ArrayMapIndex(kind, strength));
+    Object* const initial_js_array_map =
+        context()->native_context()->get(Context::ArrayMapIndex(kind));
     if (!initial_js_array_map->IsUndefined()) {
       return Map::cast(initial_js_array_map);
     }
   }
   return nullptr;
 }
 
 
 bool Isolate::use_crankshaft() const {
   return FLAG_crankshaft &&
@@ skipping 491 matching lines @@
   // Then check whether this scope intercepts.
   if ((flag & intercept_mask_)) {
     intercepted_flags_ |= flag;
     return true;
   }
   return false;
 }
 
 }  // namespace internal
 }  // namespace v8