Make sure the default CSP is used for <webview> with PlzNavigate.

extensions/browser/extensions_browser_client.h

 // 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.
 
 #ifndef EXTENSIONS_BROWSER_EXTENSIONS_BROWSER_CLIENT_H_
 #define EXTENSIONS_BROWSER_EXTENSIONS_BROWSER_CLIENT_H_
 
 #include <memory>
 #include <string>
 #include <vector>
@@ skipping 34 matching lines @@
 namespace extensions {
 
 class ComponentExtensionResourceManager;
 class Extension;
 class ExtensionCache;
 class ExtensionError;
 class ExtensionHostDelegate;
 class ExtensionPrefsObserver;
 class ExtensionApiFrameIdMap;
 class ExtensionApiFrameIdMapHelper;
+class ExtensionNavigationUIData;
 class ExtensionSystem;
 class ExtensionSystemProvider;
 class ExtensionWebContentsObserver;
 class InfoMap;
 class KioskDelegate;
 class ProcessManagerDelegate;
 class RuntimeAPIDelegate;
 
 // Interface to allow the extensions module to make browser-process-specific
 // queries of the embedder. Should be Set() once in the browser process.
@@ skipping 184 matching lines @@
   virtual std::unique_ptr<ExtensionApiFrameIdMapHelper>
   CreateExtensionApiFrameIdMapHelper(ExtensionApiFrameIdMap* map);
 
   virtual std::unique_ptr<content::BluetoothChooser> CreateBluetoothChooser(
       content::RenderFrameHost* frame,
       const content::BluetoothChooser::EventHandler& event_handler);
 
   // Returns true if activity logging is enabled for the given |context|.
   virtual bool IsActivityLoggingEnabled(content::BrowserContext* context);
 
+  virtual ExtensionNavigationUIData* GetExtensionNavigationUIData(
+      net::URLRequest* request);
+
   // Returns a delegate that provides kiosk mode functionality.
   virtual KioskDelegate* GetKioskDelegate() = 0;
 
   // Returns the single instance of |this|.
   static ExtensionsBrowserClient* Get();
 
   // Initialize the single instance.
   static void Set(ExtensionsBrowserClient* client);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_BROWSER_EXTENSIONS_BROWSER_CLIENT_H_