Autofill: Replace "save credit card" infobar with a bubble (Views only).

components/autofill/core/browser/autofill_client.h

Index: components/autofill/core/browser/autofill_client.h
diff --git a/components/autofill/core/browser/autofill_client.h b/components/autofill/core/browser/autofill_client.h
index b89acc9df699e8e8ac614d24d35f2a51002d9ae4..1d37dc2c2878330e7f7a7957bf9fcd8b7ecd831a 100644
--- a/components/autofill/core/browser/autofill_client.h
+++ b/components/autofill/core/browser/autofill_client.h
@@ -122,6 +122,15 @@ class AutofillClient {
   virtual void ConfirmSaveCreditCard(
       const base::Closure& save_card_callback) = 0;
 
+  // Causes the "Save credit card?" bubble to be shown.
+  virtual void ShowSaveCreditCardBubble() = 0;
+
+  // Returns true if "Save credit card?" Omnibox icon should be visible.
+  virtual bool WantSaveCreditCardIconVisible() = 0;
+
+  // Returns true if icon should be in its "toggled on" state.
+  virtual bool WantSaveCreditCardIconToggled() = 0;
+
   // Returns true if both the platform and the device support scanning credit
   // cards. Should be called before ScanCreditCard().
   virtual bool HasCreditCardScanFeature() = 0;