Convert ARRAYSIZE_UNSAFE -> arraysize in chrome/browser/.

chrome/browser/chromeos/input_method/input_method_util_unittest.cc

Index: chrome/browser/chromeos/input_method/input_method_util_unittest.cc
diff --git a/chrome/browser/chromeos/input_method/input_method_util_unittest.cc b/chrome/browser/chromeos/input_method/input_method_util_unittest.cc
index 0e06cbb23721d7411d0ecb797eea5543116bf2df..97b51b62609f87bb0b3c6be5e4680b2a39b194aa 100644
--- a/chrome/browser/chromeos/input_method/input_method_util_unittest.cc
+++ b/chrome/browser/chromeos/input_method/input_method_util_unittest.cc
@@ -183,7 +183,7 @@ TEST_F(InputMethodUtilTest, GetInputMethodMediumNameTest) {
       "xkb:es:cat:cat",
       "xkb:gb:dvorak:eng",
     };
-    const int len = ARRAYSIZE_UNSAFE(input_method_id);
+    const int len = arraysize(input_method_id);
     for (int i=0; i<len; ++i) {
       InputMethodDescriptor desc = GetDesc(input_method_id[i], "", "", "");
       base::string16 medium_name = util_.GetInputMethodMediumName(desc);
@@ -197,7 +197,7 @@ TEST_F(InputMethodUtilTest, GetInputMethodMediumNameTest) {
       pinyin_ime_id,
       zhuyin_ime_id,
     };
-    const int len = ARRAYSIZE_UNSAFE(input_method_id);
+    const int len = arraysize(input_method_id);
     for (int i=0; i<len; ++i) {
       InputMethodDescriptor desc = GetDesc(input_method_id[i], "", "", "");
       base::string16 medium_name = util_.GetInputMethodMediumName(desc);