Move loading methods from WebFrame to WebLocalFrame.

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

 /*
  * Copyright (C) 2010 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 465 matching lines @@
       ->SuspendScheduledTasks();
   web_view_helper.WebView()
       ->MainFrameImpl()
       ->RequestExecuteScriptAndReturnValue(
           WebScriptSource(WebString("'hello';")), false, &callback_helper);
   RunPendingTasks();
   EXPECT_FALSE(callback_helper.DidComplete());
 
   // If the frame navigates, pending scripts should be removed, but the callback
   // should always be ran.
-  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrame(),
+  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrameImpl(),
                               base_url_ + "bar.html");
   EXPECT_TRUE(callback_helper.DidComplete());
   EXPECT_EQ(String(), callback_helper.StringValue());
 }
 
 TEST_P(ParameterizedWebFrameTest, RequestExecuteV8Function) {
   RegisterMockedHttpURLLoad("foo.html");
 
   FrameTestHelpers::WebViewHelper web_view_helper;
   web_view_helper.InitializeAndLoad(base_url_ + "foo.html", true);
@@ skipping 134 matching lines @@
 }
 
 TEST_P(ParameterizedWebFrameTest, ChromePageJavascript) {
   RegisterMockedChromeURLLoad("history.html");
 
   // Pass true to enable JavaScript.
   FrameTestHelpers::WebViewHelper web_view_helper;
   web_view_helper.InitializeAndLoad(chrome_url_ + "history.html", true);
 
   // Try to run JS against the chrome-style URL.
-  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrame(),
+  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrameImpl(),
                               "javascript:document.body.appendChild(document."
                               "createTextNode('Clobbered'))");
 
   // Now retrieve the frame's text and ensure it was modified by running
   // javascript.
   std::string content =
       WebFrameContentDumper::DumpWebViewAsText(web_view_helper.WebView(), 1024)
           .Utf8();
   EXPECT_NE(std::string::npos, content.find("Clobbered"));
 }
 
 TEST_P(ParameterizedWebFrameTest, ChromePageNoJavascript) {
   RegisterMockedChromeURLLoad("history.html");
 
   /// Pass true to enable JavaScript.
   FrameTestHelpers::WebViewHelper web_view_helper;
   web_view_helper.InitializeAndLoad(chrome_url_ + "history.html", true);
 
   // Try to run JS against the chrome-style URL after prohibiting it.
   WebSecurityPolicy::RegisterURLSchemeAsNotAllowingJavascriptURLs("chrome");
-  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrame(),
+  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrameImpl(),
                               "javascript:document.body.appendChild(document."
                               "createTextNode('Clobbered'))");
 
   // Now retrieve the frame's text and ensure it wasn't modified by running
   // javascript.
   std::string content =
       WebFrameContentDumper::DumpWebViewAsText(web_view_helper.WebView(), 1024)
           .Utf8();
   EXPECT_EQ(std::string::npos, content.find("Clobbered"));
 }
 
 TEST_P(ParameterizedWebFrameTest, LocationSetHostWithMissingPort) {
   std::string file_name = "print-location-href.html";
   RegisterMockedHttpURLLoad(file_name);
   RegisterMockedURLLoadFromBase("http://internal.test:0/", file_name);
 
   FrameTestHelpers::WebViewHelper web_view_helper;
 
   /// Pass true to enable JavaScript.
   web_view_helper.InitializeAndLoad(base_url_ + file_name, true);
 
   // Setting host to "hostname:" should be treated as "hostname:0".
   FrameTestHelpers::LoadFrame(
-      web_view_helper.WebView()->MainFrame(),
+      web_view_helper.WebView()->MainFrameImpl(),
       "javascript:location.host = 'internal.test:'; void 0;");
 
   FrameTestHelpers::LoadFrame(
-      web_view_helper.WebView()->MainFrame(),
+      web_view_helper.WebView()->MainFrameImpl(),
       "javascript:document.body.textContent = location.href; void 0;");
 
   std::string content =
       WebFrameContentDumper::DumpWebViewAsText(web_view_helper.WebView(), 1024)
           .Utf8();
   EXPECT_EQ("http://internal.test:0/" + file_name, content);
 }
 
 TEST_P(ParameterizedWebFrameTest, LocationSetEmptyPort) {
   std::string file_name = "print-location-href.html";
   RegisterMockedHttpURLLoad(file_name);
   RegisterMockedURLLoadFromBase("http://internal.test:0/", file_name);
 
   FrameTestHelpers::WebViewHelper web_view_helper;
 
   /// Pass true to enable JavaScript.
   web_view_helper.InitializeAndLoad(base_url_ + file_name, true);
 
-  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrame(),
+  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrameImpl(),
                               "javascript:location.port = ''; void 0;");
 
   FrameTestHelpers::LoadFrame(
-      web_view_helper.WebView()->MainFrame(),
+      web_view_helper.WebView()->MainFrameImpl(),
       "javascript:document.body.textContent = location.href; void 0;");
 
   std::string content =
       WebFrameContentDumper::DumpWebViewAsText(web_view_helper.WebView(), 1024)
           .Utf8();
   EXPECT_EQ("http://internal.test:0/" + file_name, content);
 }
 
 class EvaluateOnLoadWebFrameClient
     : public FrameTestHelpers::TestWebFrameClient {
@@ skipping 553 matching lines @@
   FixedLayoutTestWebViewClient client;
   client.screen_info_.device_scale_factor = 1;
   int viewport_width = 640;
   int viewport_height = 480;
 
   // Make sure we initialize to minimum scale, even if the window size
   // only becomes available after the load begins.
   FrameTestHelpers::WebViewHelper web_view_helper;
   web_view_helper.Initialize(true, nullptr, &client, nullptr, ConfigureAndroid);
   web_view_helper.WebView()->SetDefaultPageScaleLimits(0.25f, 5);
-  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrame(),
+  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrameImpl(),
                               base_url_ + "fixed_layout.html");
   web_view_helper.Resize(WebSize(viewport_width, viewport_height));
 
   int default_fixed_layout_width = 980;
   float minimum_page_scale_factor =
       viewport_width / (float)default_fixed_layout_width;
   EXPECT_EQ(minimum_page_scale_factor,
             web_view_helper.WebView()->PageScaleFactor());
   EXPECT_EQ(minimum_page_scale_factor,
             web_view_helper.WebView()->MinimumPageScaleFactor());
@@ skipping 21 matching lines @@
   FixedLayoutTestWebViewClient client;
   client.screen_info_.device_scale_factor = 1;
   int viewport_width = 640;
   int viewport_height = 480;
 
   // Make sure we initialize to minimum scale, even if the window size
   // only becomes available after the load begins.
   FrameTestHelpers::WebViewHelper web_view_helper;
   web_view_helper.Initialize(true, nullptr, &client, nullptr, ConfigureAndroid);
   web_view_helper.WebView()->SetDefaultPageScaleLimits(0.25f, 5);
-  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrame(),
+  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrameImpl(),
                               base_url_ + "wide_document.html");
   web_view_helper.Resize(WebSize(viewport_width, viewport_height));
 
   int wide_document_width = 1500;
   float minimum_page_scale_factor = viewport_width / (float)wide_document_width;
   EXPECT_EQ(minimum_page_scale_factor,
             web_view_helper.WebView()->PageScaleFactor());
   EXPECT_EQ(minimum_page_scale_factor,
             web_view_helper.WebView()->MinimumPageScaleFactor());
 
@@ skipping 178 matching lines @@
   FixedLayoutTestWebViewClient client;
   client.screen_info_.device_scale_factor = 1;
   int viewport_width = 640;
   int viewport_height = 480;
 
   FrameTestHelpers::WebViewHelper web_view_helper;
   web_view_helper.Initialize(true, nullptr, &client, nullptr, ConfigureAndroid);
   web_view_helper.WebView()->GetSettings()->SetWideViewportQuirkEnabled(true);
   web_view_helper.WebView()->GetSettings()->SetUseWideViewport(true);
   FrameTestHelpers::LoadFrame(
-      web_view_helper.WebView()->MainFrame(),
+      web_view_helper.WebView()->MainFrameImpl(),
       base_url_ + "viewport/viewport-legacy-xhtmlmp.html");
 
   web_view_helper.Resize(WebSize(viewport_width, viewport_height));
   EXPECT_EQ(viewport_width, web_view_helper.WebView()
                                 ->MainFrameImpl()
                                 ->GetFrameView()
                                 ->ContentsSize()
                                 .Width());
   EXPECT_EQ(viewport_height, web_view_helper.WebView()
                                  ->MainFrameImpl()
@@ skipping 541 matching lines @@
   int viewport_height = 480;
 
   FrameTestHelpers::WebViewHelper web_view_helper;
 
   web_view_helper.InitializeAndLoad(base_url_ + "200-by-300.html", true,
                                     nullptr, &client, nullptr,
                                     ConfigureAndroid);
   web_view_helper.WebView()->GetSettings()->SetForceZeroLayoutHeight(true);
   web_view_helper.Resize(WebSize(viewport_width, viewport_height));
 
-  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrame(),
+  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrameImpl(),
                               base_url_ + "large-div.html");
   web_view_helper.WebView()->UpdateAllLifecyclePhases();
 
   EXPECT_EQ(0, web_view_helper.WebView()
                    ->MainFrameImpl()
                    ->GetFrameView()
                    ->GetLayoutSize()
                    .Height());
 }
 
@@ skipping 34 matching lines @@
 
   FrameTestHelpers::WebViewHelper web_view_helper;
   web_view_helper.InitializeAndLoad("about:blank", true, nullptr, &client,
                                     nullptr, ConfigureAndroid);
   web_view_helper.WebView()->GetSettings()->SetWideViewportQuirkEnabled(true);
   web_view_helper.WebView()->GetSettings()->SetUseWideViewport(true);
   web_view_helper.WebView()->GetSettings()->SetViewportMetaLayoutSizeQuirk(
       true);
   web_view_helper.Resize(WebSize(viewport_width, viewport_height));
 
-  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrame(),
+  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrameImpl(),
                               base_url_ + "wide_document_width_viewport.html");
   web_view_helper.Resize(WebSize(viewport_width, viewport_height));
 
   int wide_document_width = 800;
   float minimum_page_scale_factor = viewport_width / (float)wide_document_width;
   EXPECT_EQ(minimum_page_scale_factor,
             web_view_helper.WebView()->PageScaleFactor());
   EXPECT_EQ(minimum_page_scale_factor,
             web_view_helper.WebView()->MinimumPageScaleFactor());
 }
 
 TEST_P(ParameterizedWebFrameTest, WideViewportQuirkClobbersHeight) {
   RegisterMockedHttpURLLoad("viewport-height-1000.html");
 
   FixedLayoutTestWebViewClient client;
   client.screen_info_.device_scale_factor = 1;
   int viewport_width = 600;
   int viewport_height = 800;
 
   FrameTestHelpers::WebViewHelper web_view_helper;
   web_view_helper.InitializeAndLoad("about:blank", true, nullptr, &client,
                                     nullptr, ConfigureAndroid);
   web_view_helper.WebView()->GetSettings()->SetWideViewportQuirkEnabled(true);
   web_view_helper.WebView()->GetSettings()->SetUseWideViewport(false);
   web_view_helper.WebView()->GetSettings()->SetViewportMetaLayoutSizeQuirk(
       true);
   web_view_helper.Resize(WebSize(viewport_width, viewport_height));
 
-  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrame(),
+  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrameImpl(),
                               base_url_ + "viewport-height-1000.html");
   web_view_helper.Resize(WebSize(viewport_width, viewport_height));
 
   EXPECT_EQ(800, web_view_helper.WebView()
                      ->MainFrameImpl()
                      ->GetFrameView()
                      ->GetLayoutSize()
                      .Height());
   EXPECT_EQ(1, web_view_helper.WebView()->PageScaleFactor());
 }
 
 TEST_P(ParameterizedWebFrameTest, LayoutSize320Quirk) {
   RegisterMockedHttpURLLoad("viewport/viewport-30.html");
 
   FixedLayoutTestWebViewClient client;
   client.screen_info_.device_scale_factor = 1;
   int viewport_width = 600;
   int viewport_height = 800;
 
   FrameTestHelpers::WebViewHelper web_view_helper;
   web_view_helper.InitializeAndLoad("about:blank", true, nullptr, &client,
                                     nullptr, ConfigureAndroid);
   web_view_helper.WebView()->GetSettings()->SetWideViewportQuirkEnabled(true);
   web_view_helper.WebView()->GetSettings()->SetUseWideViewport(true);
   web_view_helper.WebView()->GetSettings()->SetViewportMetaLayoutSizeQuirk(
       true);
   web_view_helper.Resize(WebSize(viewport_width, viewport_height));
 
-  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrame(),
+  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrameImpl(),
                               base_url_ + "viewport/viewport-30.html");
   web_view_helper.Resize(WebSize(viewport_width, viewport_height));
 
   EXPECT_EQ(600, web_view_helper.WebView()
                      ->MainFrameImpl()
                      ->GetFrameView()
                      ->GetLayoutSize()
                      .Width());
   EXPECT_EQ(800, web_view_helper.WebView()
                      ->MainFrameImpl()
@@ skipping 56 matching lines @@
   int viewport_width = 640;
   int viewport_height = 480;
 
   FrameTestHelpers::WebViewHelper web_view_helper;
   web_view_helper.Initialize(true, nullptr, &client, nullptr, ConfigureAndroid);
   web_view_helper.WebView()->GetSettings()->SetViewportMetaZeroValuesQuirk(
       true);
   web_view_helper.WebView()->GetSettings()->SetWideViewportQuirkEnabled(true);
   web_view_helper.WebView()->GetSettings()->SetViewportMetaLayoutSizeQuirk(
       true);
-  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrame(),
+  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrameImpl(),
                               base_url_ + "viewport-zero-values.html");
   web_view_helper.Resize(WebSize(viewport_width, viewport_height));
 
   EXPECT_EQ(viewport_width, web_view_helper.WebView()
                                 ->MainFrameImpl()
                                 ->GetFrameView()
                                 ->GetLayoutSize()
                                 .Width());
   EXPECT_EQ(1.0f, web_view_helper.WebView()->PageScaleFactor());
 
@@ skipping 10 matching lines @@
 TEST_P(ParameterizedWebFrameTest, OverflowHiddenDisablesScrolling) {
   RegisterMockedHttpURLLoad("body-overflow-hidden.html");
 
   FixedLayoutTestWebViewClient client;
   client.screen_info_.device_scale_factor = 1;
   int viewport_width = 640;
   int viewport_height = 480;
 
   FrameTestHelpers::WebViewHelper web_view_helper;
   web_view_helper.Initialize(true, nullptr, &client, nullptr);
-  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrame(),
+  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrameImpl(),
                               base_url_ + "body-overflow-hidden.html");
   web_view_helper.Resize(WebSize(viewport_width, viewport_height));
 
   LocalFrameView* view =
       web_view_helper.WebView()->MainFrameImpl()->GetFrameView();
   EXPECT_FALSE(view->UserInputScrollable(kVerticalScrollbar));
   EXPECT_FALSE(view->UserInputScrollable(kHorizontalScrollbar));
 }
 
 TEST_P(ParameterizedWebFrameTest,
        OverflowHiddenDisablesScrollingWithSetCanHaveScrollbars) {
   RegisterMockedHttpURLLoad("body-overflow-hidden-short.html");
 
   FixedLayoutTestWebViewClient client;
   client.screen_info_.device_scale_factor = 1;
   int viewport_width = 640;
   int viewport_height = 480;
 
   FrameTestHelpers::WebViewHelper web_view_helper;
   web_view_helper.Initialize(true, nullptr, &client, nullptr);
-  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrame(),
+  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrameImpl(),
                               base_url_ + "body-overflow-hidden-short.html");
   web_view_helper.Resize(WebSize(viewport_width, viewport_height));
 
   LocalFrameView* view =
       web_view_helper.WebView()->MainFrameImpl()->GetFrameView();
   EXPECT_FALSE(view->UserInputScrollable(kVerticalScrollbar));
   EXPECT_FALSE(view->UserInputScrollable(kHorizontalScrollbar));
 
   web_view_helper.WebView()->MainFrameImpl()->SetCanHaveScrollbars(true);
   EXPECT_FALSE(view->UserInputScrollable(kVerticalScrollbar));
   EXPECT_FALSE(view->UserInputScrollable(kHorizontalScrollbar));
 }
 
 TEST_F(WebFrameTest, IgnoreOverflowHiddenQuirk) {
   RegisterMockedHttpURLLoad("body-overflow-hidden.html");
 
   FixedLayoutTestWebViewClient client;
   client.screen_info_.device_scale_factor = 1;
   int viewport_width = 640;
   int viewport_height = 480;
 
   FrameTestHelpers::WebViewHelper web_view_helper;
   web_view_helper.Initialize(true, nullptr, &client, nullptr);
   web_view_helper.WebView()
       ->GetSettings()
       ->SetIgnoreMainFrameOverflowHiddenQuirk(true);
-  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrame(),
+  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrameImpl(),
                               base_url_ + "body-overflow-hidden.html");
   web_view_helper.Resize(WebSize(viewport_width, viewport_height));
 
   LocalFrameView* view =
       web_view_helper.WebView()->MainFrameImpl()->GetFrameView();
   EXPECT_TRUE(view->UserInputScrollable(kVerticalScrollbar));
 }
 
 TEST_P(ParameterizedWebFrameTest, NonZeroValuesNoQuirk) {
   RegisterMockedHttpURLLoad("viewport-nonzero-values.html");
 
   FixedLayoutTestWebViewClient client;
   client.screen_info_.device_scale_factor = 1;
   int viewport_width = 640;
   int viewport_height = 480;
   float expected_page_scale_factor = 0.5f;
 
   FrameTestHelpers::WebViewHelper web_view_helper;
   web_view_helper.Initialize(true, nullptr, &client, nullptr, ConfigureAndroid);
   web_view_helper.WebView()->GetSettings()->SetViewportMetaZeroValuesQuirk(
       true);
   web_view_helper.WebView()->GetSettings()->SetWideViewportQuirkEnabled(true);
-  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrame(),
+  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrameImpl(),
                               base_url_ + "viewport-nonzero-values.html");
   web_view_helper.Resize(WebSize(viewport_width, viewport_height));
 
   EXPECT_EQ(viewport_width / expected_page_scale_factor,
             web_view_helper.WebView()
                 ->MainFrameImpl()
                 ->GetFrameView()
                 ->GetLayoutSize()
                 .Width());
   EXPECT_EQ(expected_page_scale_factor,
@@ skipping 93 matching lines @@
   RegisterMockedHttpURLLoad("fixed_layout.html");
 
   FixedLayoutTestWebViewClient client;
   client.screen_info_.device_scale_factor = 1;
   int viewport_width = 640;
   int viewport_height = 480;
 
   FrameTestHelpers::WebViewHelper web_view_helper;
   web_view_helper.Initialize(true, nullptr, &client, nullptr, ConfigureAndroid);
   web_view_helper.WebView()->SetDefaultPageScaleLimits(0.25f, 5);
-  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrame(),
+  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrameImpl(),
                               base_url_ + "fixed_layout.html");
   web_view_helper.Resize(WebSize(viewport_width, viewport_height));
 
   int default_fixed_layout_width = 980;
   float minimum_page_scale_factor =
       viewport_width / (float)default_fixed_layout_width;
   EXPECT_EQ(minimum_page_scale_factor,
             ToLocalFrame(web_view_helper.WebView()->GetPage()->MainFrame())
                 ->Loader()
                 .GetDocumentLoader()
@@ skipping 474 matching lines @@
                       .Width());
 }
 
 TEST_P(ParameterizedWebFrameTest, AtViewportAffectingAtMediaRecalcCount) {
   RegisterMockedHttpURLLoad("viewport-and-media.html");
 
   FixedLayoutTestWebViewClient client;
   FrameTestHelpers::WebViewHelper web_view_helper;
   web_view_helper.Initialize(true, nullptr, &client, nullptr, ConfigureAndroid);
   web_view_helper.Resize(WebSize(640, 480));
-  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrame(),
+  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrameImpl(),
                               base_url_ + "viewport-and-media.html");
 
   Document* document =
       web_view_helper.WebView()->MainFrameImpl()->GetFrame()->GetDocument();
   EXPECT_EQ(2000, web_view_helper.WebView()
                       ->MainFrameImpl()
                       ->GetFrameView()
                       ->GetLayoutSize()
                       .Width());
 
   // The styleForElementCount() should match the number of elements for a single
   // pass of computed styles construction for the document.
   EXPECT_EQ(10u, document->GetStyleEngine().StyleForElementCount());
   EXPECT_EQ(Color(0, 128, 0),
             document->body()->GetComputedStyle()->VisitedDependentColor(
                 CSSPropertyColor));
 }
 
 TEST_P(ParameterizedWebFrameTest, AtViewportWithViewportLengths) {
   RegisterMockedHttpURLLoad("viewport-lengths.html");
 
   FixedLayoutTestWebViewClient client;
   FrameTestHelpers::WebViewHelper web_view_helper;
   web_view_helper.Initialize(true, nullptr, &client, nullptr, ConfigureAndroid);
   web_view_helper.Resize(WebSize(800, 600));
-  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrame(),
+  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrameImpl(),
                               base_url_ + "viewport-lengths.html");
 
   LocalFrameView* view =
       web_view_helper.WebView()->MainFrameImpl()->GetFrameView();
   EXPECT_EQ(400, view->GetLayoutSize().Width());
   EXPECT_EQ(300, view->GetLayoutSize().Height());
 
   web_view_helper.Resize(WebSize(1000, 400));
 
   EXPECT_EQ(500, view->GetLayoutSize().Width());
@@ skipping 208 matching lines @@
 
   std::unique_ptr<FakeCompositingWebViewClient>
       fake_compositing_web_view_client =
           WTF::MakeUnique<FakeCompositingWebViewClient>();
   FrameTestHelpers::WebViewHelper web_view_helper;
   web_view_helper.Initialize(true, nullptr,
                              fake_compositing_web_view_client.get(), nullptr,
                              &ConfigureCompositingWebView);
 
   web_view_helper.Resize(WebSize(view_width, view_height));
-  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrame(),
+  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrameImpl(),
                               base_url_ + "large-div.html");
 
   LocalFrameView* view =
       web_view_helper.WebView()->MainFrameImpl()->GetFrameView();
   EXPECT_TRUE(
       view->GetLayoutViewItem().Compositor()->LayerForHorizontalScrollbar());
   EXPECT_TRUE(
       view->GetLayoutViewItem().Compositor()->LayerForVerticalScrollbar());
 
   web_view_helper.Resize(WebSize(view_width * 10, view_height * 10));
@@ skipping 972 matching lines @@
 TEST_P(ParameterizedWebFrameTest, ReloadDoesntSetRedirect) {
   // Test for case in http://crbug.com/73104. Reloading a frame very quickly
   // would sometimes call decidePolicyForNavigation with isRedirect=true
   RegisterMockedHttpURLLoad("form.html");
 
   TestReloadDoesntRedirectWebFrameClient web_frame_client;
   FrameTestHelpers::WebViewHelper web_view_helper;
   web_view_helper.InitializeAndLoad(base_url_ + "form.html", false,
                                     &web_frame_client);
 
-  web_view_helper.WebView()->MainFrame()->Reload(
+  web_view_helper.WebView()->MainFrameImpl()->Reload(
       WebFrameLoadType::kReloadBypassingCache);
   // start another reload before request is delivered.
   FrameTestHelpers::ReloadFrameBypassingCache(
-      web_view_helper.WebView()->MainFrame());
+      web_view_helper.WebView()->MainFrameImpl());
 }
 
 class ClearScrollStateOnCommitWebFrameClient
     : public FrameTestHelpers::TestWebFrameClient {
  public:
   void DidCommitProvisionalLoad(const WebHistoryItem&,
                                 WebHistoryCommitType) override {
     Frame()->View()->ResetScrollAndScaleState();
   }
 };
@@ skipping 12 matching lines @@
 
   ClearScrollStateOnCommitWebFrameClient client;
   FrameTestHelpers::WebViewHelper web_view_helper;
   web_view_helper.InitializeAndLoad(base_url_ + first_url, true, &client);
   web_view_helper.Resize(WebSize(kPageWidth, kPageHeight));
   web_view_helper.WebView()->MainFrame()->SetScrollOffset(
       WebSize(kPageWidth / 4, kPageHeight / 4));
   web_view_helper.WebView()->SetPageScaleFactor(kPageScaleFactor);
 
   // Reload the page and end up at the same url. State should not be propagated.
-  web_view_helper.WebView()->MainFrame()->ReloadWithOverrideURL(
+  web_view_helper.WebView()->MainFrameImpl()->ReloadWithOverrideURL(
       ToKURL(base_url_ + first_url), WebFrameLoadType::kReload);
   FrameTestHelpers::PumpPendingRequestsForFrameToLoad(
       web_view_helper.WebView()->MainFrame());
   EXPECT_EQ(0, web_view_helper.WebView()->MainFrame()->GetScrollOffset().width);
   EXPECT_EQ(0,
             web_view_helper.WebView()->MainFrame()->GetScrollOffset().height);
   EXPECT_EQ(1.0f, web_view_helper.WebView()->PageScaleFactor());
 
   // Reload the page using the cache. State should not be propagated.
-  web_view_helper.WebView()->MainFrame()->ReloadWithOverrideURL(
+  web_view_helper.WebView()->MainFrameImpl()->ReloadWithOverrideURL(
       ToKURL(base_url_ + second_url), WebFrameLoadType::kReload);
   FrameTestHelpers::PumpPendingRequestsForFrameToLoad(
       web_view_helper.WebView()->MainFrame());
   EXPECT_EQ(0, web_view_helper.WebView()->MainFrame()->GetScrollOffset().width);
   EXPECT_EQ(0,
             web_view_helper.WebView()->MainFrame()->GetScrollOffset().height);
   EXPECT_EQ(1.0f, web_view_helper.WebView()->PageScaleFactor());
 
   // Reload the page while bypassing the cache. State should not be propagated.
-  web_view_helper.WebView()->MainFrame()->ReloadWithOverrideURL(
+  web_view_helper.WebView()->MainFrameImpl()->ReloadWithOverrideURL(
       ToKURL(base_url_ + third_url), WebFrameLoadType::kReloadBypassingCache);
   FrameTestHelpers::PumpPendingRequestsForFrameToLoad(
       web_view_helper.WebView()->MainFrame());
   EXPECT_EQ(0, web_view_helper.WebView()->MainFrame()->GetScrollOffset().width);
   EXPECT_EQ(0,
             web_view_helper.WebView()->MainFrame()->GetScrollOffset().height);
   EXPECT_EQ(1.0f, web_view_helper.WebView()->PageScaleFactor());
 }
 
 TEST_P(ParameterizedWebFrameTest, ReloadWhileProvisional) {
   // Test that reloading while the previous load is still pending does not cause
   // the initial request to get lost.
   RegisterMockedHttpURLLoad("fixed_layout.html");
 
   FrameTestHelpers::WebViewHelper web_view_helper;
   web_view_helper.Initialize();
   WebURLRequest request(ToKURL(base_url_ + "fixed_layout.html"));
-  web_view_helper.WebView()->MainFrame()->LoadRequest(request);
+  web_view_helper.WebView()->MainFrameImpl()->LoadRequest(request);
   // start reload before first request is delivered.
   FrameTestHelpers::ReloadFrameBypassingCache(
-      web_view_helper.WebView()->MainFrame());
+      web_view_helper.WebView()->MainFrameImpl());
 
   WebDataSource* data_source =
       web_view_helper.WebView()->MainFrameImpl()->DataSource();
   ASSERT_TRUE(data_source);
   EXPECT_EQ(ToKURL(base_url_ + "fixed_layout.html"),
             KURL(data_source->GetRequest().Url()));
 }
 
 TEST_P(ParameterizedWebFrameTest, AppendRedirects) {
   const std::string first_url = "about:blank";
@@ skipping 239 matching lines @@
   Vector<std::unique_ptr<ContextLifetimeTestWebFrameClient::Notification>>
       release_notifications;
   ContextLifetimeTestWebFrameClient web_frame_client(create_notifications,
                                                      release_notifications);
   FrameTestHelpers::WebViewHelper web_view_helper;
   web_view_helper.InitializeAndLoad(
       base_url_ + "context_notifications_test.html", true, &web_frame_client);
 
   // Refresh, we should get two release notifications and two more create
   // notifications.
-  FrameTestHelpers::ReloadFrame(web_view_helper.WebView()->MainFrame());
+  FrameTestHelpers::ReloadFrame(web_view_helper.WebView()->MainFrameImpl());
   ASSERT_EQ(4u, create_notifications.size());
   ASSERT_EQ(2u, release_notifications.size());
 
   // The two release notifications we got should be exactly the same as the
   // first two create notifications.
   for (size_t i = 0; i < release_notifications.size(); ++i) {
     EXPECT_TRUE(release_notifications[i]->Equals(
         create_notifications[create_notifications.size() - 3 - i].get()));
   }
 
@@ skipping 226 matching lines @@
 };
 
 TEST_P(ParameterizedWebFrameTest, ExecuteScriptDuringDidCreateScriptContext) {
   RegisterMockedHttpURLLoad("hello_world.html");
 
   TestExecuteScriptDuringDidCreateScriptContext web_frame_client;
   FrameTestHelpers::WebViewHelper web_view_helper;
   web_view_helper.InitializeAndLoad(base_url_ + "hello_world.html", true,
                                     &web_frame_client);
 
-  FrameTestHelpers::ReloadFrame(web_view_helper.WebView()->MainFrame());
+  FrameTestHelpers::ReloadFrame(web_view_helper.WebView()->MainFrameImpl());
 }
 
 class FindUpdateWebFrameClient : public FrameTestHelpers::TestWebFrameClient {
  public:
   FindUpdateWebFrameClient()
       : find_results_are_ready_(false), count_(-1), active_index_(-1) {}
 
   void ReportFindInPageMatchCount(int, int count, bool final_update) override {
     count_ = count;
     if (final_update)
@@ skipping 1121 matching lines @@
     web_view_helper_.Initialize(true, nullptr, &fake_selection_web_view_client_,
                                 nullptr);
     web_view_helper_.WebView()->GetSettings()->SetDefaultFontSize(12);
     web_view_helper_.WebView()->SetDefaultPageScaleLimits(1, 1);
     web_view_helper_.Resize(WebSize(640, 480));
   }
 
   void RunTestWithNoSelection(const char* test_file) {
     RegisterMockedHttpURLLoad(test_file);
     web_view_helper_.WebView()->SetFocus(true);
-    FrameTestHelpers::LoadFrame(web_view_helper_.WebView()->MainFrame(),
+    FrameTestHelpers::LoadFrame(web_view_helper_.WebView()->MainFrameImpl(),
                                 base_url_ + test_file);
     web_view_helper_.WebView()->UpdateAllLifecyclePhases();
 
     const WebSelection* selection = fake_selection_layer_tree_view_.Selection();
     const WebSelectionBound* select_start =
         fake_selection_layer_tree_view_.Start();
     const WebSelectionBound* select_end = fake_selection_layer_tree_view_.end();
 
     EXPECT_FALSE(selection);
     EXPECT_FALSE(select_start);
     EXPECT_FALSE(select_end);
   }
 
   void RunTest(const char* test_file) {
     RegisterMockedHttpURLLoad(test_file);
     web_view_helper_.WebView()->SetFocus(true);
-    FrameTestHelpers::LoadFrame(web_view_helper_.WebView()->MainFrame(),
+    FrameTestHelpers::LoadFrame(web_view_helper_.WebView()->MainFrameImpl(),
                                 base_url_ + test_file);
     web_view_helper_.WebView()->UpdateAllLifecyclePhases();
 
     v8::HandleScope handle_scope(v8::Isolate::GetCurrent());
     v8::Local<v8::Value> result =
         web_view_helper_.WebView()
             ->MainFrameImpl()
             ->ExecuteScriptAndReturnValue(WebScriptSource("expectedResult"));
     ASSERT_FALSE(result.IsEmpty() || (*result)->IsUndefined());
 
@@ skipping 483 matching lines @@
 
  private:
   bool commit_called_;
 };
 
 TEST_P(ParameterizedWebFrameTest, ReplaceNavigationAfterHistoryNavigation) {
   TestSubstituteDataWebFrameClient web_frame_client;
 
   FrameTestHelpers::WebViewHelper web_view_helper;
   web_view_helper.InitializeAndLoad("about:blank", true, &web_frame_client);
-  WebFrame* frame = web_view_helper.WebView()->MainFrame();
+  WebLocalFrame* frame = web_view_helper.WebView()->MainFrameImpl();
 
   // Load a url as a history navigation that will return an error.
   // TestSubstituteDataWebFrameClient will start a SubstituteData load in
   // response to the load failure, which should get fully committed.  Due to
   // https://bugs.webkit.org/show_bug.cgi?id=91685,
   // FrameLoader::didReceiveData() wasn't getting called in this case, which
   // resulted in the SubstituteData document not getting displayed.
   WebURLError error;
   error.reason = 1337;
   error.domain = "WebFrameTest";
@@ skipping 506 matching lines @@
 }
 
 TEST_P(ParameterizedWebFrameTest, DidAccessInitialDocumentViaJavascriptUrl) {
   TestAccessInitialDocumentWebFrameClient web_frame_client;
   FrameTestHelpers::WebViewHelper web_view_helper;
   web_view_helper.Initialize(true, &web_frame_client);
   RunPendingTasks();
   EXPECT_EQ(0, web_frame_client.did_access_initial_document_);
 
   // Access the initial document from a javascript: URL.
-  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrame(),
+  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrameImpl(),
                               "javascript:document.body.appendChild(document."
                               "createTextNode('Modified'))");
   EXPECT_EQ(1, web_frame_client.did_access_initial_document_);
 
   web_view_helper.Reset();
 }
 
 TEST_P(ParameterizedWebFrameTest, DidAccessInitialDocumentBodyBeforeModalDialog)
 {
   TestAccessInitialDocumentWebFrameClient web_frame_client;
@@ skipping 316 matching lines @@
             frame->DataSource()->GetRequest().GetCachePolicy());
 }
 
 TEST_P(ParameterizedWebFrameTest, BackDuringChildFrameReload) {
   RegisterMockedHttpURLLoad("page_with_blank_iframe.html");
   FrameTestHelpers::WebViewHelper web_view_helper;
   web_view_helper.InitializeAndLoad(base_url_ + "page_with_blank_iframe.html",
                                     true);
   WebLocalFrameBase* main_frame = web_view_helper.LocalMainFrame();
   const FrameLoader& main_frame_loader = main_frame->GetFrame()->Loader();
-  WebFrame* child_frame = main_frame->FirstChild();
+  WebLocalFrame* child_frame = main_frame->FirstChild()->ToWebLocalFrame();
   ASSERT_TRUE(child_frame);
 
   // Start a history navigation, then have a different frame commit a
   // navigation.  In this case, reload an about:blank frame, which will commit
   // synchronously.  After the history navigation completes, both the
   // appropriate document url and the current history item should reflect the
   // history navigation.
   RegisterMockedHttpURLLoad("white-1x1.png");
   WebHistoryItem item;
   item.Initialize();
   WebURL history_url(ToKURL(base_url_ + "white-1x1.png"));
   item.SetURLString(history_url.GetString());
   WebURLRequest request = main_frame->RequestFromHistoryItem(
       item, WebCachePolicy::kUseProtocolCachePolicy);
   main_frame->Load(request, WebFrameLoadType::kBackForward, item);
 
   FrameTestHelpers::ReloadFrame(child_frame);
   EXPECT_EQ(item.UrlString(), main_frame->GetDocument().Url().GetString());
   EXPECT_EQ(item.UrlString(), WebString(main_frame_loader.GetDocumentLoader()
                                             ->GetHistoryItem()
                                             ->UrlString()));
 }
 
 TEST_P(ParameterizedWebFrameTest, ReloadPost) {
   RegisterMockedHttpURLLoad("reload_post.html");
   FrameTestHelpers::WebViewHelper web_view_helper;
   web_view_helper.InitializeAndLoad(base_url_ + "reload_post.html", true);
   WebLocalFrame* frame = web_view_helper.WebView()->MainFrameImpl();
 
-  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrame(),
+  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrameImpl(),
                               "javascript:document.forms[0].submit()");
   // Pump requests one more time after the javascript URL has executed to
   // trigger the actual POST load request.
   FrameTestHelpers::PumpPendingRequestsForFrameToLoad(
       web_view_helper.WebView()->MainFrame());
   EXPECT_EQ(WebString::FromUTF8("POST"),
             frame->DataSource()->GetRequest().HttpMethod());
 
   FrameTestHelpers::ReloadFrame(frame);
   EXPECT_EQ(WebCachePolicy::kValidatingCacheData,
@@ skipping 173 matching lines @@
        NavigateToSameNoConditionalRequestForSubresource) {
   RegisterMockedHttpURLLoad("foo_with_image.html");
   RegisterMockedHttpURLLoad("white-1x1.png");
   TestSameDocumentWithImageWebFrameClient client;
   FrameTestHelpers::WebViewHelper web_view_helper;
   web_view_helper.InitializeAndLoad(base_url_ + "foo_with_image.html", true,
                                     &client, nullptr, nullptr,
                                     &ConfigureLoadsImagesAutomatically);
 
   WebCache::Clear();
-  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrame(),
+  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrameImpl(),
                               base_url_ + "foo_with_image.html");
 
   // 2 images are requested, and each triggers 2 willSendRequest() calls,
   // once for preloading and once for the real request.
   EXPECT_EQ(client.NumOfImageRequests(), 4);
 }
 
 TEST_P(ParameterizedWebFrameTest, WebNodeImageContents) {
   FrameTestHelpers::WebViewHelper web_view_helper;
   web_view_helper.InitializeAndLoad("about:blank", true);
@@ skipping 144 matching lines @@
 
   TestHistoryWebFrameClient client;
   FrameTestHelpers::WebViewHelper web_view_helper;
   web_view_helper.InitializeAndLoad("about:blank", true, &client);
 
   WebLocalFrame* frame = web_view_helper.WebView()->MainFrameImpl();
 
   frame->ExecuteScript(WebScriptSource(WebString::FromUTF8(
       "document.body.appendChild(document.createElement('iframe'))")));
 
-  WebFrame* iframe = frame->FirstChild();
+  WebLocalFrame* iframe = frame->FirstChild()->ToWebLocalFrame();
   ASSERT_EQ(&client.ChildClient(), ToWebLocalFrameBase(iframe)->Client());
 
   std::string url1 = base_url_ + "history.html";
   FrameTestHelpers::LoadFrame(iframe, url1);
   EXPECT_EQ(url1, iframe->GetDocument().Url().GetString().Utf8());
   EXPECT_TRUE(client.ChildClient().ReplacesCurrentHistoryItem());
 
   std::string url2 = base_url_ + "find.html";
   FrameTestHelpers::LoadFrame(iframe, url2);
   EXPECT_EQ(url2, iframe->GetDocument().Url().GetString().Utf8());
   EXPECT_FALSE(client.ChildClient().ReplacesCurrentHistoryItem());
 }
 
 // Tests that a navigation in a frame with a non-blank initial URL will create
 // a new history item, unlike the case above.
 TEST_P(ParameterizedWebFrameTest, FirstNonBlankSubframeNavigation) {
   RegisterMockedHttpURLLoad("history.html");
   RegisterMockedHttpURLLoad("find.html");
 
   TestHistoryWebFrameClient client;
   FrameTestHelpers::WebViewHelper web_view_helper;
   web_view_helper.InitializeAndLoad("about:blank", true, &client);
 
-  WebFrame* frame = web_view_helper.WebView()->MainFrame();
+  WebLocalFrame* frame = web_view_helper.WebView()->MainFrameImpl();
 
   std::string url1 = base_url_ + "history.html";
   FrameTestHelpers::LoadFrame(
       frame,
       "javascript:var f = document.createElement('iframe'); "
       "f.src = '" +
           url1 +
           "';"
           "document.body.appendChild(f)");
 
-  WebFrame* iframe = frame->FirstChild();
+  WebLocalFrame* iframe = frame->FirstChild()->ToWebLocalFrame();
   EXPECT_EQ(url1, iframe->GetDocument().Url().GetString().Utf8());
 
   std::string url2 = base_url_ + "find.html";
   FrameTestHelpers::LoadFrame(iframe, url2);
   EXPECT_EQ(url2, iframe->GetDocument().Url().GetString().Utf8());
   EXPECT_FALSE(client.ChildClient().ReplacesCurrentHistoryItem());
 }
 
 // Test verifies that layout will change a layer's scrollable attibutes
 TEST_F(WebFrameTest, overflowHiddenRewrite) {
   RegisterMockedHttpURLLoad("non-scrollable.html");
   std::unique_ptr<FakeCompositingWebViewClient>
       fake_compositing_web_view_client =
           WTF::MakeUnique<FakeCompositingWebViewClient>();
   FrameTestHelpers::WebViewHelper web_view_helper;
   web_view_helper.Initialize(true, nullptr,
                              fake_compositing_web_view_client.get(), nullptr,
                              &ConfigureCompositingWebView);
 
   web_view_helper.Resize(WebSize(100, 100));
-  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrame(),
+  FrameTestHelpers::LoadFrame(web_view_helper.WebView()->MainFrameImpl(),
                               base_url_ + "non-scrollable.html");
 
   PaintLayerCompositor* compositor = web_view_helper.WebView()->Compositor();
   ASSERT_TRUE(compositor->ScrollLayer());
 
   // Verify that the WebLayer is not scrollable initially.
   GraphicsLayer* scroll_layer = compositor->ScrollLayer();
   WebLayer* web_scroll_layer = scroll_layer->PlatformLayer();
   ASSERT_FALSE(web_scroll_layer->UserScrollableHorizontal());
   ASSERT_FALSE(web_scroll_layer->UserScrollableVertical());
 
   // Call javascript to make the layer scrollable, and verify it.
   WebLocalFrameBase* frame = web_view_helper.WebView()->MainFrameImpl();
   frame->ExecuteScript(WebScriptSource("allowScroll();"));
   web_view_helper.WebView()->UpdateAllLifecyclePhases();
   ASSERT_TRUE(web_scroll_layer->UserScrollableHorizontal());
   ASSERT_TRUE(web_scroll_layer->UserScrollableVertical());
 }
 
 // Test that currentHistoryItem reflects the current page, not the provisional
 // load.
 TEST_P(ParameterizedWebFrameTest, CurrentHistoryItem) {
   RegisterMockedHttpURLLoad("fixed_layout.html");
   std::string url = base_url_ + "fixed_layout.html";
 
   FrameTestHelpers::WebViewHelper web_view_helper;
   web_view_helper.Initialize();
-  WebFrame* frame = web_view_helper.WebView()->MainFrame();
+  WebLocalFrame* frame = web_view_helper.WebView()->MainFrameImpl();
   const FrameLoader& main_frame_loader =
       web_view_helper.WebView()->MainFrameImpl()->GetFrame()->Loader();
   WebURLRequest request(ToKURL(url));
   frame->LoadRequest(request);
 
   // Before commit, there is no history item.
   EXPECT_FALSE(main_frame_loader.GetDocumentLoader()->GetHistoryItem());
 
   FrameTestHelpers::PumpPendingRequestsForFrameToLoad(frame);
 
@@ skipping 3035 matching lines @@
   client.AddExpectedRequest(ToKURL("http://internal.test/image_slow.pl"),
                             WebURLRequest::kPriorityLow);
   client.AddExpectedRequest(
       ToKURL("http://internal.test/image_slow_out_of_viewport.pl"),
       WebURLRequest::kPriorityLow);
 
   FrameTestHelpers::WebViewHelper helper;
   helper.Initialize(true, &client);
   helper.Resize(WebSize(640, 480));
   FrameTestHelpers::LoadFrame(
-      helper.WebView()->MainFrame(),
+      helper.WebView()->MainFrameImpl(),
       base_url_ + "promote_img_in_viewport_priority.html");
 
   // Ensure the image in the viewport got promoted after the request was sent.
   Resource* image = ToWebLocalFrameBase(helper.WebView()->MainFrame())
                         ->GetFrame()
                         ->GetDocument()
                         ->Fetcher()
                         ->AllResources()
                         .at(ToKURL("http://internal.test/image_slow.pl"));
   DCHECK(image);
@@ skipping 1367 matching lines @@
     if (obj->IsText()) {
       LayoutText* layout_text = ToLayoutText(obj);
       text = layout_text->GetText();
       break;
     }
   }
   EXPECT_EQ("foo alt", text.Utf8());
 }
 
 }  // namespace blink