Replace prefix of ios/web_view C++ classes.

ios/web_view/internal/cwv_website_data_store_internal.h

 // Copyright 2017 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 IOS_WEB_VIEW_INTERNAL_CWV_WEBSITE_DATA_STORE_INTERNAL_H_
 #define IOS_WEB_VIEW_INTERNAL_CWV_WEBSITE_DATA_STORE_INTERNAL_H_
 
 #import "ios/web_view/public/cwv_website_data_store.h"
 
 namespace ios_web_view {
-class CRIWVBrowserState;
+class WebViewBrowserState;
 }  // namespace ios_web_view
 
 @interface CWVWebsiteDataStore ()
 
 // The browser state associated with this website data store.
 @property(nonatomic, readonly, nonnull)
-    ios_web_view::CRIWVBrowserState* browserState;
+    ios_web_view::WebViewBrowserState* browserState;
 
 @end
 
 #endif  // IOS_WEB_VIEW_INTERNAL_CWV_WEBSITE_DATA_STORE_INTERNAL_H_