Remove InsecureContentInfobarDelegate, which has been broken for a while

chrome/browser/infobars/infobar_service.cc

 // Copyright (c) 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 "chrome/browser/infobars/infobar_service.h"
 
 #include "base/command_line.h"
 #include "chrome/browser/chrome_notification_types.h"
-#include "chrome/browser/infobars/insecure_content_infobar_delegate.h"
 #include "chrome/common/render_messages.h"
 #include "components/content_settings/content/common/content_settings_messages.h"
 #include "components/infobars/core/infobar.h"
 #include "content/public/browser/navigation_details.h"
 #include "content/public/browser/navigation_entry.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/web_contents.h"
 #include "ui/base/page_transition_types.h"
 
 
@@ skipping 88 matching lines @@
 
 void InfoBarService::WebContentsDestroyed() {
   // The WebContents is going away; be aggressively paranoid and delete
   // ourselves lest other parts of the system attempt to add infobars or use
   // us otherwise during the destruction.
   web_contents()->RemoveUserData(UserDataKey());
   // That was the equivalent of "delete this". This object is now destroyed;
   // returning from this function is the only safe thing to do.
 }
 
-bool InfoBarService::OnMessageReceived(const IPC::Message& message) {
-  bool handled = true;
-  IPC_BEGIN_MESSAGE_MAP(InfoBarService, message)
-    IPC_MESSAGE_HANDLER(ChromeViewHostMsg_DidBlockDisplayingInsecureContent,
-                        OnDidBlockDisplayingInsecureContent)
-    IPC_MESSAGE_UNHANDLED(handled = false)
-  IPC_END_MESSAGE_MAP()
-  return handled;
-}
-
-void InfoBarService::OnDidBlockDisplayingInsecureContent() {
-  InsecureContentInfoBarDelegate::Create(this);
-}
-
 void InfoBarService::OpenURL(const GURL& url,
                              WindowOpenDisposition disposition) {
   // A normal user click on an infobar URL will result in a CURRENT_TAB
   // disposition; turn that into a NEW_FOREGROUND_TAB so that we don't end up
   // smashing the page the user is looking at.
   web_contents()->OpenURL(content::OpenURLParams(
       url, content::Referrer(),
       (disposition == CURRENT_TAB) ? NEW_FOREGROUND_TAB : disposition,
       ui::PAGE_TRANSITION_LINK, false));
 }