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

test/cctest/compiler/test-js-constant-cache.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/v8.h"
 
 #include "src/compiler/js-graph.h"
 #include "src/compiler/node-properties-inl.h"
 #include "src/compiler/typer.h"
 #include "src/types.h"
@@ skipping 176 matching lines @@
 
 
 TEST(NoAliasing) {
   JSConstantCacheTester T;
 
   Node* nodes[] = {T.UndefinedConstant(), T.TheHoleConstant(), T.TrueConstant(),
                    T.FalseConstant(),     T.NullConstant(),    T.ZeroConstant(),
                    T.OneConstant(),       T.NaNConstant(),     T.Constant(21),
                    T.Constant(22.2)};
 
-  for (size_t i = 0; i < ARRAY_SIZE(nodes); i++) {
-    for (size_t j = 0; j < ARRAY_SIZE(nodes); j++) {
+  for (size_t i = 0; i < arraysize(nodes); i++) {
+    for (size_t j = 0; j < arraysize(nodes); j++) {
       if (i != j) CHECK_NE(nodes[i], nodes[j]);
     }
   }
 }
 
 
 TEST(CanonicalizingNumbers) {
   JSConstantCacheTester T;
 
   FOR_FLOAT64_INPUTS(i) {
@@ skipping 66 matching lines @@
   CHECK(T.upper(T.NullConstant())->Is(Type::Null()));
   CHECK(T.upper(T.ZeroConstant())->Is(Type::Number()));
   CHECK(T.upper(T.OneConstant())->Is(Type::Number()));
   CHECK(T.upper(T.NaNConstant())->Is(Type::NaN()));
 }
 
 
 TEST(ExternalReferences) {
   // TODO(titzer): test canonicalization of external references.
 }