Abstracted AcceptPasswordAutofillSuggestion IPC out of core Autofill code.

components/autofill/core/browser/autofill_driver.h

Index: components/autofill/core/browser/autofill_driver.h
diff --git a/components/autofill/core/browser/autofill_driver.h b/components/autofill/core/browser/autofill_driver.h
index 2d6cc64e5cacd07e90a89e3a84cdf677d288bad2..b599c4d7c4f562a3a96a865c60ba2d6283144a60 100644
--- a/components/autofill/core/browser/autofill_driver.h
+++ b/components/autofill/core/browser/autofill_driver.h
@@ -78,6 +78,11 @@ class AutofillDriver {
   virtual void RendererShouldAcceptDataListSuggestion(
       const base::string16& value) = 0;
 
+  // Tells the renderer to accept the password autofill suggestion for
+  // |username|.
+  virtual void RendererShouldAcceptPasswordAutofillSuggestion(
+      const base::string16& username) = 0;
+
   // Tells the renderer to clear the currently filled Autofill results.
   virtual void RendererShouldClearFilledForm() = 0;