Use base::size rather than arraysize in gin/.

This is purely a mechanical change; there is no intended behavior change.

BUG=837308
TBR=jbroman@chromium.org

Change-Id: I7e0e6f5f53c038848b9f340f012dd10628e46bb2
Reviewed-on: https://chromium-review.googlesource.com/c/1390728
Commit-Queue: Avi Drissman <avi@chromium.org>
Reviewed-by: Avi Drissman <avi@chromium.org>
Cr-Commit-Position: refs/heads/master@{#618870}

gin/converter_unittest.cc

@@ -9,6 +9,7 @@
 #include <stdint.h>
 
 #include "base/compiler_specific.h"
+#include "base/stl_util.h"
 #include "gin/handle.h"
 #include "gin/public/isolate_holder.h"
 #include "gin/test/v8_test.h"
@@ -65,7 +66,7 @@ TEST_F(ConverterTest, Bool) {
       {Undefined(instance_->isolate()).As<Value>(), false},
   };
 
-  for (size_t i = 0; i < arraysize(test_data); ++i) {
+  for (size_t i = 0; i < base::size(test_data); ++i) {
     bool result = false;
     EXPECT_TRUE(Converter<bool>::FromV8(instance_->isolate(),
                                         test_data[i].input, &result));
@@ -82,7 +83,7 @@ TEST_F(ConverterTest, Int32) {
   HandleScope handle_scope(instance_->isolate());
 
   int test_data_to[] = {-1, 0, 1};
-  for (size_t i = 0; i < arraysize(test_data_to); ++i) {
+  for (size_t i = 0; i < base::size(test_data_to); ++i) {
     EXPECT_TRUE(Converter<int32_t>::ToV8(instance_->isolate(), test_data_to[i])
                     ->StrictEquals(
                           Integer::New(instance_->isolate(), test_data_to[i])));
@@ -116,7 +117,7 @@ TEST_F(ConverterTest, Int32) {
       {v8::Undefined(instance_->isolate()).As<Value>(), false, 0},
   };
 
-  for (size_t i = 0; i < arraysize(test_data_from); ++i) {
+  for (size_t i = 0; i < base::size(test_data_from); ++i) {
     int32_t result = std::numeric_limits<int32_t>::min();
     bool success = Converter<int32_t>::FromV8(instance_->isolate(),
                                               test_data_from[i].input, &result);