[Autofill] Cleanup: Remove the --autofill-service-url flag.

components/autofill/core/common/autofill_switches.cc

Index: components/autofill/core/common/autofill_switches.cc
diff --git a/components/autofill/core/common/autofill_switches.cc b/components/autofill/core/common/autofill_switches.cc
index 5bf2c139b00ab86c7e739bd894a133d79919ad67..e30407a567376801abe8ac33e470108fc4945ecf 100644
--- a/components/autofill/core/common/autofill_switches.cc
+++ b/components/autofill/core/common/autofill_switches.cc
@@ -7,9 +7,6 @@
 namespace autofill {
 namespace switches {
 
-// Flag used to tell Chrome the base url of the Autofill service.
-const char kAutofillServiceUrl[]            = "autofill-service-url";
-
 // Forces the password manager to not ignore autocomplete='off' for password
 // forms.
 const char kDisableIgnoreAutocompleteOff[]  = "do-not-ignore-autocomplete-off";