Replace our homegrown ARRAY_SIZE() with Chrome's arraysize().

src/bootstrapper.cc

 // Copyright 2014 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/bootstrapper.h"
 
 #include "src/accessors.h"
 #include "src/code-stubs.h"
 #include "src/extensions/externalize-string-extension.h"
 #include "src/extensions/free-buffer-extension.h"
@@ skipping 2664 matching lines @@
     Utils::OpenHandle(*buffer)->set_should_be_freed(true);
     v8::Local<v8::Uint32Array> ta = v8::Uint32Array::New(buffer, 0, num_elems);
     Handle<JSBuiltinsObject> builtins(native_context()->builtins());
     Runtime::DefineObjectProperty(builtins,
                                   factory()->InternalizeOneByteString(
                                       STATIC_ASCII_VECTOR("rngstate")),
                                   Utils::OpenHandle(*ta),
                                   NONE).Assert();
 
     // Initialize trigonometric lookup tables and constants.
-    const int constants_size = ARRAY_SIZE(fdlibm::MathConstants::constants);
+    const int constants_size = arraysize(fdlibm::MathConstants::constants);
     const int table_num_bytes = constants_size * kDoubleSize;
     v8::Local<v8::ArrayBuffer> trig_buffer = v8::ArrayBuffer::New(
         reinterpret_cast<v8::Isolate*>(isolate),
         const_cast<double*>(fdlibm::MathConstants::constants), table_num_bytes);
     v8::Local<v8::Float64Array> trig_table =
         v8::Float64Array::New(trig_buffer, 0, constants_size);
 
     Runtime::DefineObjectProperty(
         builtins,
         factory()->InternalizeOneByteString(STATIC_ASCII_VECTOR("kMath")),
@@ skipping 26 matching lines @@
   return from + sizeof(NestingCounterType);
 }
 
 
 // Called when the top-level V8 mutex is destroyed.
 void Bootstrapper::FreeThreadResources() {
   DCHECK(!IsActive());
 }
 
 } }  // namespace v8::internal