Introduce browser-side plumbing for sending the lock icon status to DevTools.

content/public/browser/web_contents_delegate.cc

 // Copyright (c) 2012 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 "content/public/browser/web_contents_delegate.h"
 
 #include "base/compiler_specific.h"
 #include "base/logging.h"
 #include "base/memory/singleton.h"
 #include "content/public/browser/render_view_host.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/common/bindings_policy.h"
+#include "content/public/common/security_style.h"
 #include "content/public/common/url_constants.h"
 #include "ui/gfx/geometry/rect.h"
 
 namespace content {
 
 WebContentsDelegate::WebContentsDelegate() {
 }
 
 WebContents* WebContentsDelegate::OpenURLFromTab(WebContents* source,
                                                  const OpenURLParams& params) {
@@ skipping 195 matching lines @@
 }
 
 bool WebContentsDelegate::IsNeverVisible(WebContents* web_contents) {
   return false;
 }
 
 bool WebContentsDelegate::SaveFrame(const GURL& url, const Referrer& referrer) {
   return false;
 }
 
+SecurityStyle WebContentsDelegate::GetSecurityStyle(
+    const WebContents* web_contents) {
+  return content::SECURITY_STYLE_UNKNOWN;
+}
+
 }  // namespace content