Update from https://crrev.com/307330

base/strings/safe_sprintf_unittest.cc

Index: base/strings/safe_sprintf_unittest.cc
diff --git a/base/strings/safe_sprintf_unittest.cc b/base/strings/safe_sprintf_unittest.cc
index 02c75f990d1643662cde7990d7cdb1339832e7ad..ff05c6e29902668e9c0c05acb7ce19f1260d94c8 100644
--- a/base/strings/safe_sprintf_unittest.cc
+++ b/base/strings/safe_sprintf_unittest.cc
@@ -61,7 +61,7 @@ TEST(SafeSPrintfTest, NoArguments) {
   // always add a trailing NUL; it always deduplicates '%' characters).
   static const char text[] = "hello world";
   char ref[20], buf[20];
-  memset(ref, 'X', sizeof(char) * arraysize(buf));
+  memset(ref, 'X', sizeof(ref));
   memcpy(buf, ref, sizeof(buf));
 
   // A negative buffer size should always result in an error.