Simplify tests by using Web*Impl types directly.

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

 /*
  * Copyright (C) 2014 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 94 matching lines @@
     void registerMockedURLLoad(const std::string& url, const WebString& fileName)
     {
         URLTestHelpers::registerMockedURLLoad(toKURL(url), fileName, WebString::fromUTF8("mhtml/"), WebString::fromUTF8("text/html"));
     }
 
     void loadURLInTopFrame(const WebURL& url)
     {
         FrameTestHelpers::loadFrame(m_helper.webView()->mainFrame(), url.string().utf8().data());
     }
 
-    Page* page() const { return m_helper.webViewImpl()->page(); }
+    Page* page() const { return m_helper.webView()->page(); }
 
 
     void addResource(const char* url, const char* mime, PassRefPtr<SharedBuffer> data)
     {
         SerializedResource resource(toKURL(url), mime, data);
         m_resources.append(resource);
     }
 
     void addResource(const char* url, const char* mime, const char* fileName)
     {
@@ skipping 119 matching lines @@
 
     // MHTMLArchives can be initialized from any local scheme, but never a remote scheme.
     EXPECT_EQ(nullptr, MHTMLArchive::create(httpURL, data.get()));
     EXPECT_NE(nullptr, MHTMLArchive::create(fileURL, data.get()));
     EXPECT_EQ(nullptr, MHTMLArchive::create(specialSchemeURL, data.get()));
     SchemeRegistry::registerURLSchemeAsLocal("fooscheme");
     EXPECT_NE(nullptr, MHTMLArchive::create(specialSchemeURL, data.get()));
 }
 
 } // namespace blink