iOS: Mark HTTP pages with password fields with an omnibox icon.

ios/web/web_state/web_state_impl.mm

 // 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 "ios/web/web_state/web_state_impl.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include "base/logging.h"
@@ skipping 270 matching lines @@
                                   const web::Credential& credential) {
   for (auto& observer : observers_)
     observer.SignInFailed(request_id, source_url, credential);
 }
 
 void WebStateImpl::OnSignInFailed(int request_id, const GURL& source_url) {
   for (auto& observer : observers_)
     observer.SignInFailed(request_id, source_url);
 }
 
+void WebStateImpl::OnPasswordInputShownOnHttp() {

[Eugene But (OOO till 7-30), 2016/12/02 01:53:12]

nit: Could you please try keeping the same order for this method as in the
header.

[lgarron, 2016/12/06 01:38:36]

Whoops, fixed.

+  [web_controller_ didShowPasswordInputOnHTTP];
+}
+
 void WebStateImpl::OnDocumentSubmitted(const std::string& form_name,
                                        bool user_initiated) {
   for (auto& observer : observers_)
     observer.DocumentSubmitted(form_name, user_initiated);
 }
 
 NavigationManagerImpl& WebStateImpl::GetNavigationManagerImpl() {
   return navigation_manager_;
 }
 
@@ skipping 404 matching lines @@
     const LoadCommittedDetails& load_details) {
   for (auto& observer : observers_)
     observer.NavigationItemCommitted(load_details);
 }
 
 WebState* WebStateImpl::GetWebState() {
   return this;
 }
 
 }  // namespace web