Disable VS 2015 warning about global constructor

components/autofill/core/browser/autofill_field_unittest.cc

Index: components/autofill/core/browser/autofill_field_unittest.cc
diff --git a/components/autofill/core/browser/autofill_field_unittest.cc b/components/autofill/core/browser/autofill_field_unittest.cc
index 27cdd2f1f73ec4a67e800489efc13b417d5a62cd..e4dd5dc334679e8168ce939b506bdbf31931efae 100644
--- a/components/autofill/core/browser/autofill_field_unittest.cc
+++ b/components/autofill/core/browser/autofill_field_unittest.cc
@@ -19,6 +19,12 @@ using base::UTF8ToUTF16;
 namespace autofill {
 namespace {
 
+#if defined(OS_WIN)
+// VS 2015 gives a warning about its limitations:
+// warning C4592: symbol will be dynamically initialized
+#pragma warning(disable : 4592)
+#endif
+
 const std::vector<const char*> kNotNumericMonthsContentsNoPlaceholder = {
     "Jan", "Fev", "Mar", "Apr", "May", "Jun",
     "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"};