Add "previewing on hover" support for password field.

components/autofill/core/browser/password_autofill_manager.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/logging.h"
 #include "components/autofill/core/browser/autofill_driver.h"
 #include "components/autofill/core/browser/password_autofill_manager.h"
 #include "ui/events/keycodes/keyboard_codes.h"
 
 namespace autofill {
 
 ////////////////////////////////////////////////////////////////////////////////
 // PasswordAutofillManager, public:
 
 PasswordAutofillManager::PasswordAutofillManager(
     AutofillDriver* autofill_driver) : autofill_driver_(autofill_driver) {
   DCHECK(autofill_driver);
 }
 
 PasswordAutofillManager::~PasswordAutofillManager() {
 }
 
-bool PasswordAutofillManager::DidAcceptAutofillSuggestion(
+bool PasswordAutofillManager::DidSelectSuggestion(
     const FormFieldData& field,
     const base::string16& username) {
   PasswordFormFillData password;
   if (!FindLoginInfo(field, &password))
     return false;
 
   if (WillFillUserNameAndPassword(username, password)) {
-    autofill_driver_->RendererShouldAcceptPasswordAutofillSuggestion(username);
+    autofill_driver_->RendererShouldPreviewPassword(username);
     return true;
   }
 
+  return false;
+ }
+
+bool PasswordAutofillManager::DidAcceptSuggestion(
+    const FormFieldData& field,
+    const base::string16& username) {
+  PasswordFormFillData password;
+  if (!FindLoginInfo(field, &password))
+    return false;
+
+  if (WillFillUserNameAndPassword(username, password)) {
+    autofill_driver_->RendererShouldFillPassword(username);
+    return true;
+  }
+
   return false;
 }
 
 void PasswordAutofillManager::AddPasswordFormMapping(
     const FormFieldData& username_element,
     const PasswordFormFillData& password) {
   login_to_password_info_[username_element] = password;
 }
 
 void PasswordAutofillManager::Reset() {
@@ skipping 36 matching lines @@
     PasswordFormFillData* found_password) {
   LoginToPasswordInfoMap::iterator iter = login_to_password_info_.find(field);
   if (iter == login_to_password_info_.end())
     return false;
 
   *found_password = iter->second;
   return true;
 }
 
 }  // namespace autofill