Add a BrowserState* parameter to GetEarlyPageScript().

ios/web/public/test/fakes/test_web_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 IOS_WEB_PUBLIC_TEST_FAKES_TEST_WEB_CLIENT_H_
 #define IOS_WEB_PUBLIC_TEST_FAKES_TEST_WEB_CLIENT_H_
 
 #import <Foundation/Foundation.h>
 
 #include "base/compiler_specific.h"
 #import "base/mac/scoped_nsobject.h"
 #import "ios/web/public/web_client.h"
 #include "net/ssl/ssl_info.h"
 #include "url/gurl.h"
 
 namespace web {
 
+class BrowserState;
+
 // A WebClient used for testing purposes.
 class TestWebClient : public web::WebClient {
  public:
   TestWebClient();
   ~TestWebClient() override;
 
   // WebClient implementation.
   void AddAdditionalSchemes(std::vector<url::SchemeWithType>*) const override;
   // Returns true for kTestWebUIScheme URL scheme.
   bool IsAppSpecificURL(const GURL& url) const override;
   base::RefCountedMemory* GetDataResourceBytes(int id) const override;
-  NSString* GetEarlyPageScript() const override;
+  NSString* GetEarlyPageScript(BrowserState* browser_state) const override;
   void AllowCertificateError(WebState*,
                              int cert_error,
                              const net::SSLInfo&,
                              const GURL&,
                              bool overridable,
                              const base::Callback<void(bool)>&) override;
 
   // Changes Early Page Script for testing purposes.
   void SetEarlyPageScript(NSString* page_script);
 
@@ skipping 12 matching lines @@
   // Last arguments passed to AllowCertificateError.
   int last_cert_error_code_;
   net::SSLInfo last_cert_error_ssl_info_;
   GURL last_cert_error_request_url_;
   bool last_cert_error_overridable_;
 };
 
 }  // namespace web
 
 #endif  // IOS_WEB_PUBLIC_TEST_FAKES_TEST_WEB_CLIENT_H_