Always call into the embedder for password autofill auth if password uses it.

chrome/browser/android/password_authentication_manager.cc

 // Copyright 2014 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 "chrome/browser/android/password_authentication_manager.h"
 
 #include "chrome/browser/android/tab_android.h"
 #include "jni/PasswordAuthenticationManager_jni.h"
 
 namespace {
@@ skipping 23 matching lines @@
 }
 
 PasswordAuthenticationManager::~PasswordAuthenticationManager() {
 }
 
 bool PasswordAuthenticationManager::RegisterPasswordAuthenticationManager(
     JNIEnv* env) {
   return RegisterNativesImpl(env);
 }
 
-bool PasswordAuthenticationManager::IsAutofillPasswordAuthenticationEnabled() {
-  return Java_PasswordAuthenticationManager_isPasswordAuthenticationEnabled(
-      base::android::AttachCurrentThread());
-}
-
 void PasswordAuthenticationManager::AuthenticatePasswordAutofill(
     content::WebContents* web_contents,
     const base::Closure& success_callback) {
   TabAndroid* tab = TabAndroid::FromWebContents(web_contents);
   if (!tab)
     return;
 
   JNIEnv* env = base::android::AttachCurrentThread();
   PasswordAuthenticationCallback* auth_callback =
       new PasswordAuthenticationCallback(success_callback);
   Java_PasswordAuthenticationManager_requestAuthentication(
       env,
       tab->GetJavaObject().obj(),
       Java_PasswordAuthenticationCallback_create(
           env,
           reinterpret_cast<intptr_t>(auth_callback)).obj());
 }
 
 // static
 void OnResult(JNIEnv* env,
               jclass jcaller,
               jlong callback_ptr,
               jboolean authenticated) {
   PasswordAuthenticationCallback* callback =
       reinterpret_cast<PasswordAuthenticationCallback*>(callback_ptr);
   callback->OnResult(authenticated);
 }