Convert ARRAYSIZE_UNSAFE -> arraysize in content/.

content/child/webcrypto/test/rsa_oaep_unittest.cc

Index: content/child/webcrypto/test/rsa_oaep_unittest.cc
diff --git a/content/child/webcrypto/test/rsa_oaep_unittest.cc b/content/child/webcrypto/test/rsa_oaep_unittest.cc
index 2c0976a2c13baadd00baf5f5f423a60c3d887b8b..f6bec71e4588506ad5f9618d7409f7698982e530 100644
--- a/content/child/webcrypto/test/rsa_oaep_unittest.cc
+++ b/content/child/webcrypto/test/rsa_oaep_unittest.cc
@@ -152,7 +152,7 @@ TEST(WebCryptoRsaOaepTest, ExportPublicJwk) {
                    {blink::WebCryptoAlgorithmIdSha256, "RSA-OAEP-256"},
                    {blink::WebCryptoAlgorithmIdSha384, "RSA-OAEP-384"},
                    {blink::WebCryptoAlgorithmIdSha512, "RSA-OAEP-512"}};
-  for (size_t i = 0; i < ARRAYSIZE_UNSAFE(kTestData); ++i) {
+  for (size_t i = 0; i < arraysize(kTestData); ++i) {
     const TestData& test_data = kTestData[i];
     SCOPED_TRACE(test_data.expected_jwk_alg);
 
@@ -589,8 +589,7 @@ TEST(WebCryptoRsaOaepTest, ImportExportJwkRsaPublicKey) {
                              {blink::WebCryptoAlgorithmIdSha512,
                               blink::WebCryptoKeyUsageEncrypt, "RSA-OAEP-512"}};
 
-  for (size_t test_index = 0; test_index < ARRAYSIZE_UNSAFE(kTests);
-       ++test_index) {
+  for (size_t test_index = 0; test_index < arraysize(kTests); ++test_index) {
     SCOPED_TRACE(test_index);
     const TestCase& test = kTests[test_index];