Switch the inheritance of WebViewClient from WebWidgetClient to protected.

third_party/WebKit/Source/web/tests/FrameSerializerTest.cpp

 /*
  * Copyright (c) 2013, Opera Software ASA. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 51 matching lines @@
     FrameSerializerTest()
         : m_folder(WebString::fromUTF8("frameserializer/"))
         , m_baseUrl(toKURL("http://www.test.com"))
     {
     }
 
 protected:
     void SetUp() override
     {
         // We want the images to load and JavaScript to be on.
-        m_helper.initialize(true, 0, 0, &configureSettings);
+        m_helper.initialize(true, nullptr, nullptr, nullptr, &configureSettings);
     }
 
     void TearDown() override
     {
         Platform::current()->getURLLoaderMockFactory()->unregisterAllURLs();
         WebCache::clear();
     }
 
     void setBaseFolder(const char* folder)
     {
@@ skipping 443 matching lines @@
     EXPECT_EQ("saved from url=(0015)http://foo.com/", FrameSerializer::markOfTheWebDeclaration(KURL(ParsedURLString, "http://foo.com")));
     EXPECT_EQ("saved from url=(0015)http://f-o.com/", FrameSerializer::markOfTheWebDeclaration(KURL(ParsedURLString, "http://f-o.com")));
     EXPECT_EQ("saved from url=(0019)http://foo.com-%2D/", FrameSerializer::markOfTheWebDeclaration(KURL(ParsedURLString, "http://foo.com--")));
     EXPECT_EQ("saved from url=(0024)http://f-%2D.com-%2D%3E/", FrameSerializer::markOfTheWebDeclaration(KURL(ParsedURLString, "http://f--.com-->")));
     EXPECT_EQ("saved from url=(0020)http://foo.com/?-%2D", FrameSerializer::markOfTheWebDeclaration(KURL(ParsedURLString, "http://foo.com?--")));
     EXPECT_EQ("saved from url=(0020)http://foo.com/#-%2D", FrameSerializer::markOfTheWebDeclaration(KURL(ParsedURLString, "http://foo.com#--")));
     EXPECT_EQ("saved from url=(0026)http://foo.com/#bar-%2Dbaz", FrameSerializer::markOfTheWebDeclaration(KURL(ParsedURLString, "http://foo.com#bar--baz")));
 }
 
 } // namespace blink