PlzNavigate: Move navigation-level mixed content checks to the browser.

content/shell/browser/layout_test/layout_test_content_browser_client.h

 // 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.
 
 #ifndef CONTENT_SHELL_BROWSER_LAYOUT_TEST_LAYOUT_TEST_CONTENT_BROWSER_CLIENT_H_
 #define CONTENT_SHELL_BROWSER_LAYOUT_TEST_LAYOUT_TEST_CONTENT_BROWSER_CLIENT_H_
 
 #include "content/shell/browser/shell_content_browser_client.h"
 
 namespace content {
@@ skipping 25 matching lines @@
   void AppendExtraCommandLineSwitches(base::CommandLine* command_line,
                                       int child_process_id) override;
   BrowserMainParts* CreateBrowserMainParts(
       const MainFunctionParams& parameters) override;
   void GetQuotaSettings(
       content::BrowserContext* context,
       content::StoragePartition* partition,
       const storage::OptionalQuotaSettingsCallback& callback) override;
 
   PlatformNotificationService* GetPlatformNotificationService() override;
+  bool ShouldAllowRunningInsecureContent(
+      bool allowed_per_settings,
+      const url::Origin& origin,
+      const GURL& resource_url,
+      content::WebContents* web_contents) override;
 
  private:
   std::unique_ptr<LayoutTestNotificationManager>
       layout_test_notification_manager_;
 };
 
 }  // content
 
 #endif  // CONTENT_SHELL_BROWSER_LAYOUT_TEST_LAYOUT_TEST_CONTENT_BROWSER_CLIENT_H_