Removed flag optimize-constructed-arrays.

src/bootstrapper.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 868 matching lines @@
       CallbacksDescriptor d(*factory->length_string(), *array_length, attribs);
       array_function->initial_map()->AppendDescriptor(&d, witness);
     }
 
     // array_function is used internally. JS code creating array object should
     // search for the 'Array' property on the global object and use that one
     // as the constructor. 'Array' property on a global object can be
     // overwritten by JS code.
     native_context()->set_array_function(*array_function);
 
-    if (FLAG_optimize_constructed_arrays) {
-      // Cache the array maps, needed by ArrayConstructorStub
-      CacheInitialJSArrayMaps(native_context(), initial_map);
-      ArrayConstructorStub array_constructor_stub(isolate);
-      Handle<Code> code = array_constructor_stub.GetCode(isolate);
-      array_function->shared()->set_construct_stub(*code);
-    } else {
-      array_function->shared()->set_construct_stub(
-          isolate->builtins()->builtin(Builtins::kCommonArrayConstructCode));
-    }
+    // Cache the array maps, needed by ArrayConstructorStub
+    CacheInitialJSArrayMaps(native_context(), initial_map);
+    ArrayConstructorStub array_constructor_stub(isolate);
+    Handle<Code> code = array_constructor_stub.GetCode(isolate);
+    array_function->shared()->set_construct_stub(*code);
   }
 
   {  // --- N u m b e r ---
     Handle<JSFunction> number_fun =
         InstallFunction(global, "Number", JS_VALUE_TYPE, JSValue::kSize,
                         isolate->initial_object_prototype(),
                         Builtins::kIllegal, true, true);
     native_context()->set_number_function(*number_fun);
   }
 
@@ skipping 707 matching lines @@
                       name,
                       JS_ARRAY_TYPE,
                       JSArray::kSize,
                       isolate()->initial_object_prototype(),
                       Builtins::kInternalArrayCode,
                       true, true);
   Handle<JSObject> prototype =
       factory()->NewJSObject(isolate()->object_function(), TENURED);
   SetPrototype(array_function, prototype);
 
-  if (FLAG_optimize_constructed_arrays) {
-    InternalArrayConstructorStub internal_array_constructor_stub(isolate());
-    Handle<Code> code = internal_array_constructor_stub.GetCode(isolate());
-    array_function->shared()->set_construct_stub(*code);
-  } else {
-    array_function->shared()->set_construct_stub(
-        isolate()->builtins()->builtin(Builtins::kCommonArrayConstructCode));
-  }
-
+  InternalArrayConstructorStub internal_array_constructor_stub(isolate());
+  Handle<Code> code = internal_array_constructor_stub.GetCode(isolate());
+  array_function->shared()->set_construct_stub(*code);
   array_function->shared()->DontAdaptArguments();
 
   Handle<Map> original_map(array_function->initial_map());
   Handle<Map> initial_map = factory()->CopyMap(original_map);
   initial_map->set_elements_kind(elements_kind);
   array_function->set_initial_map(*initial_map);
 
   // Make "length" magic on instances.
   Handle<DescriptorArray> array_descriptors(
       factory()->NewDescriptorArray(0, 1));
@@ skipping 1006 matching lines @@
   return from + sizeof(NestingCounterType);
 }
 
 
 // Called when the top-level V8 mutex is destroyed.
 void Bootstrapper::FreeThreadResources() {
   ASSERT(!IsActive());
 }
 
 } }  // namespace v8::internal