Allow deleting autofill password suggestions on Shift+Delete

components/autofill/core/common/autofill_messages.h

Index: components/autofill/core/common/autofill_messages.h
diff --git a/components/autofill/core/common/autofill_messages.h b/components/autofill/core/common/autofill_messages.h
index b0b1548d52a88ddee72c88a4f324d5583ac14b7b..c3ecba04bed6159fc758b0b9af412d6a86d14fc1 100644
--- a/components/autofill/core/common/autofill_messages.h
+++ b/components/autofill/core/common/autofill_messages.h
@@ -199,10 +199,11 @@ IPC_MESSAGE_ROUTED3(AutofillHostMsg_TextFieldDidChange,
                     base::TimeTicks /* timestamp */)
 
 // Queries the browser for Autofill suggestions for a form input field.
-IPC_MESSAGE_ROUTED5(AutofillHostMsg_QueryFormFieldAutofill,
+IPC_MESSAGE_ROUTED6(AutofillHostMsg_QueryFormFieldAutofill,
                     int /* id of this message */,
                     autofill::FormData /* the form */,
                     autofill::FormFieldData /* the form field */,
+                    blink::WebFormElement /* the web form element */,
                     gfx::RectF /* input field bounds, window-relative */,
                     bool /* display warning if autofill disabled */)
 
@@ -250,12 +251,17 @@ IPC_MESSAGE_ROUTED2(AutofillHostMsg_AddPasswordFormMapping,
 
 // Instruct the browser to show a popup with the following suggestions from the
 // password manager.
-IPC_MESSAGE_ROUTED4(AutofillHostMsg_ShowPasswordSuggestions,
+IPC_MESSAGE_ROUTED5(AutofillHostMsg_ShowPasswordSuggestions,
                     autofill::FormFieldData /* the form field */,
+                    blink::WebFormElement /* the web form element */,
                     gfx::RectF /* input field bounds, window-relative */,
                     std::vector<base::string16> /* suggestions */,
                     std::vector<base::string16> /* realms */)
 
+// Instruct the browser that a password mapping has to be removed.
+IPC_MESSAGE_ROUTED1(AutofillHostMsg_RemovePasswordSuggestion,
+                    blink::WebFormElement /* the user name field */)
+
 // Inform browser of data list values for the curent field.
 IPC_MESSAGE_ROUTED2(AutofillHostMsg_SetDataList,
                     std::vector<base::string16> /* values */,