Interactive autofill: Adds footnote view to accept legal documents in the UI.

chrome/browser/ui/autofill/autofill_dialog_view.h

Index: chrome/browser/ui/autofill/autofill_dialog_view.h
diff --git a/chrome/browser/ui/autofill/autofill_dialog_view.h b/chrome/browser/ui/autofill/autofill_dialog_view.h
index 9ab67630db069a6f004d26f5bb5fd86f4a5f23e3..b0dae2fcb949bcad7f0c0f2e18e7d85289b47137 100644
--- a/chrome/browser/ui/autofill/autofill_dialog_view.h
+++ b/chrome/browser/ui/autofill/autofill_dialog_view.h
@@ -60,6 +60,9 @@ class AutofillDialogView {
   // be in [0.0, 1.0].
   virtual void UpdateProgressBar(double value) = 0;
 
+  // Updates the footnote view (where the Terms Of Service live).
+  virtual void UpdateFootnote() = 0;
+
   // Factory function to create the dialog (implemented once per view
   // implementation). |controller| will own the created dialog.
   static AutofillDialogView* Create(AutofillDialogController* controller);