[rac] Show amex specific cvc hint

chrome/browser/ui/autofill/autofill_dialog_controller_impl.h

Index: chrome/browser/ui/autofill/autofill_dialog_controller_impl.h
diff --git a/chrome/browser/ui/autofill/autofill_dialog_controller_impl.h b/chrome/browser/ui/autofill/autofill_dialog_controller_impl.h
index da4b7de11b786bc6d6ffe525c4b146bad3ece80c..b7775c0ae207d5be63c897737e9d754740521269 100644
--- a/chrome/browser/ui/autofill/autofill_dialog_controller_impl.h
+++ b/chrome/browser/ui/autofill/autofill_dialog_controller_impl.h
@@ -132,6 +132,11 @@ class AutofillDialogControllerImpl : public AutofillDialogViewDelegate,
   virtual void EditClickedForSection(DialogSection section) OVERRIDE;
   virtual gfx::Image IconForField(ServerFieldType type,
                                   const string16& user_input) const OVERRIDE;
+  virtual bool IsIconDependentField(ServerFieldType dependent_type)
+      const OVERRIDE;
+  virtual bool IsIconDependencyField(ServerFieldType dependency_type,
+                                     ServerFieldType* dependent_type)
+      const OVERRIDE;
   virtual string16 InputValidityMessage(DialogSection section,
                                         ServerFieldType type,
                                         const string16& value) OVERRIDE;
@@ -712,6 +717,10 @@ class AutofillDialogControllerImpl : public AutofillDialogViewDelegate,
   // startup.
   base::OneShotTimer<AutofillDialogControllerImpl> submit_button_delay_timer_;
 
+  // Map from field types whose value controls other field types icon to the
+  // field types whose icon is controlled.
+  std::map<ServerFieldType, ServerFieldType> icon_dependencies_;
+
   DISALLOW_COPY_AND_ASSIGN(AutofillDialogControllerImpl);
 };