Specify the use of RiskAdvisoryData for Wallet unmask requests on iOS.

components/autofill/core/browser/card_unmask_delegate.h

Index: components/autofill/core/browser/card_unmask_delegate.h
diff --git a/components/autofill/core/browser/card_unmask_delegate.h b/components/autofill/core/browser/card_unmask_delegate.h
index 834ea418e939846d19e1346ea4cbe0fd5678aca8..73ec3b09137867f7f0154e1ac61cb56f652b938b 100644
--- a/components/autofill/core/browser/card_unmask_delegate.h
+++ b/components/autofill/core/browser/card_unmask_delegate.h
@@ -34,7 +34,7 @@ class CardUnmaskDelegate {
 
     // Whether we're providing the alternative "risk advisory data" in risk_data
     // (as opposed to the normal browser fingerprint).
-    bool providing_risk_advisory_data = false;

[Evan Stade, 2015/05/20 23:30:34]

const bool?

[Justin Donnelly, 2015/05/21 00:29:51]

Adding const produces the following compile error:

../../components/autofill/core/browser/ui/card_unmask_prompt_controller_impl.cc:51:21:
error: object of type 'autofill::CardUnmaskDelegate::UnmaskResponse' cannot be
assigned because its copy assignment operator is implicitly deleted
  pending_response_ = CardUnmaskDelegate::UnmaskResponse();
                    ^
../../components/autofill/core/browser/card_unmask_delegate.h:37:16: note: copy
assignment operator of 'UnmaskResponse' is implicitly deleted because field
'providing_risk_advisory_data' is of const-qualified type 'const bool'
    const bool providing_risk_advisory_data;
               ^

+    bool providing_risk_advisory_data;
   };
 
   // Called when the user has attempted a verification. Prompt is still