Revert of Relanding [Android] Adding Smart GO/NEXT feature in Chrome

third_party/WebKit/Source/core/exported/WebViewTest.cpp

 /*
  * Copyright (C) 2011, 2012 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 41 matching lines @@
 #include "core/frame/Settings.h"
 #include "core/frame/VisualViewport.h"
 #include "core/frame/WebLocalFrameBase.h"
 #include "core/html/HTMLIFrameElement.h"
 #include "core/html/HTMLInputElement.h"
 #include "core/html/HTMLTextAreaElement.h"
 #include "core/inspector/DevToolsEmulator.h"
 #include "core/layout/api/LayoutViewItem.h"
 #include "core/loader/DocumentLoader.h"
 #include "core/loader/FrameLoadRequest.h"
-#include "core/page/FocusController.h"
 #include "core/page/Page.h"
 #include "core/page/PrintContext.h"
 #include "core/page/ScopedPageSuspender.h"
 #include "core/paint/PaintLayer.h"
 #include "core/paint/PaintLayerPainter.h"
 #include "core/timing/DOMWindowPerformance.h"
 #include "core/timing/Performance.h"
 #include "platform/KeyboardCodes.h"
 #include "platform/geometry/IntRect.h"
 #include "platform/geometry/IntSize.h"
@@ skipping 1552 matching lines @@
   web_view->SetInitialFocus(false);
   frame->SetEditableSelectionOffsets(4, 10);
   EXPECT_TRUE(web_view->IsSelectionAnchorFirst());
   WebRect anchor;
   WebRect focus;
   web_view->SelectionBounds(anchor, focus);
   frame->SelectRange(WebPoint(focus.x, focus.y), WebPoint(anchor.x, anchor.y));
   EXPECT_FALSE(web_view->IsSelectionAnchorFirst());
 }
 
-TEST_P(
-    WebViewTest,
-    MoveFocusToNextFocusableElementInFormWithKeyEventListenersAndNonEditableElements) {
-  const std::string test_file =
-      "advance_focus_in_form_with_key_event_listeners.html";
-  RegisterMockedHttpURLLoad(test_file);
-  WebViewBase* web_view =
-      web_view_helper_.InitializeAndLoad(base_url_ + test_file);
-  web_view->SetInitialFocus(false);
-  Document* document = web_view->MainFrameImpl()->GetFrame()->GetDocument();
-  WebInputMethodController* active_input_method_controller =
-      web_view->MainFrameImpl()
-          ->FrameWidget()
-          ->GetActiveWebInputMethodController();
-  const int default_text_input_flags = kWebTextInputFlagAutocapitalizeSentences;
-
-  struct FocusedElement {
-    AtomicString element_id;
-    int text_input_flags;
-  } focused_elements[] = {
-      {"input1",
-       default_text_input_flags | kWebTextInputFlagHaveNextFocusableElement},
-      {"contenteditable1", kWebTextInputFlagHaveNextFocusableElement |
-                               kWebTextInputFlagHavePreviousFocusableElement},
-      {"input2", default_text_input_flags |
-                     kWebTextInputFlagHaveNextFocusableElement |
-                     kWebTextInputFlagHavePreviousFocusableElement},
-      {"textarea1", default_text_input_flags |
-                        kWebTextInputFlagHaveNextFocusableElement |
-                        kWebTextInputFlagHavePreviousFocusableElement},
-      {"input3", default_text_input_flags |
-                     kWebTextInputFlagHaveNextFocusableElement |
-                     kWebTextInputFlagHavePreviousFocusableElement},
-      {"textarea2", default_text_input_flags |
-                        kWebTextInputFlagHavePreviousFocusableElement},
-  };
-
-  // Forward Navigation in form1 with NEXT
-  Element* input1 = document->getElementById("input1");
-  input1->focus();
-  Element* current_focus = nullptr;
-  Element* next_focus = nullptr;
-  WebTextInputInfo text_input_info;
-  for (size_t i = 0; i < WTF_ARRAY_LENGTH(focused_elements); ++i) {
-    current_focus = document->getElementById(focused_elements[i].element_id);
-    EXPECT_EQ(current_focus, document->FocusedElement());
-    text_input_info = active_input_method_controller->TextInputInfo();
-    EXPECT_EQ(focused_elements[i].text_input_flags, text_input_info.flags);
-    next_focus =
-        document->GetPage()->GetFocusController().NextFocusableElementInForm(
-            current_focus, kWebFocusTypeForward);
-    if (next_focus) {
-      EXPECT_EQ(next_focus->GetIdAttribute(),
-                focused_elements[i + 1].element_id);
-    }
-    web_view->MainFrameImpl()->AdvanceFocusInForm(kWebFocusTypeForward);
-  }
-  // Now focus will stay on previous focus itself, because it has no next
-  // element.
-  EXPECT_EQ(current_focus, document->FocusedElement());
-
-  // Backward Navigation in form1 with PREVIOUS
-  for (size_t i = WTF_ARRAY_LENGTH(focused_elements); i-- > 0;) {
-    current_focus = document->getElementById(focused_elements[i].element_id);
-    EXPECT_EQ(current_focus, document->FocusedElement());
-    text_input_info = active_input_method_controller->TextInputInfo();
-    EXPECT_EQ(focused_elements[i].text_input_flags, text_input_info.flags);
-    next_focus =
-        document->GetPage()->GetFocusController().NextFocusableElementInForm(
-            current_focus, kWebFocusTypeBackward);
-    if (next_focus) {
-      EXPECT_EQ(next_focus->GetIdAttribute(),
-                focused_elements[i - 1].element_id);
-    }
-    web_view->MainFrameImpl()->AdvanceFocusInForm(kWebFocusTypeBackward);
-  }
-  // Now focus will stay on previous focus itself, because it has no previous
-  // element.
-  EXPECT_EQ(current_focus, document->FocusedElement());
-
-  // Setting a non editable element as focus in form1, and ensuring editable
-  // navigation is fine in forward and backward.
-  Element* button1 = document->getElementById("button1");
-  button1->focus();
-  text_input_info = active_input_method_controller->TextInputInfo();
-  EXPECT_EQ(kWebTextInputFlagHaveNextFocusableElement |
-                kWebTextInputFlagHavePreviousFocusableElement,
-            text_input_info.flags);
-  next_focus =
-      document->GetPage()->GetFocusController().NextFocusableElementInForm(
-          button1, kWebFocusTypeForward);
-  EXPECT_EQ(next_focus->GetIdAttribute(), "contenteditable1");
-  web_view->MainFrameImpl()->AdvanceFocusInForm(kWebFocusTypeForward);
-  Element* content_editable1 = document->getElementById("contenteditable1");
-  EXPECT_EQ(content_editable1, document->FocusedElement());
-  button1->focus();
-  next_focus =
-      document->GetPage()->GetFocusController().NextFocusableElementInForm(
-          button1, kWebFocusTypeBackward);
-  EXPECT_EQ(next_focus->GetIdAttribute(), "input1");
-  web_view->MainFrameImpl()->AdvanceFocusInForm(kWebFocusTypeBackward);
-  EXPECT_EQ(input1, document->FocusedElement());
-
-  Element* anchor1 = document->getElementById("anchor1");
-  anchor1->focus();
-  text_input_info = active_input_method_controller->TextInputInfo();
-  // No Next/Previous element for elements outside form.
-  EXPECT_EQ(0, text_input_info.flags);
-  next_focus =
-      document->GetPage()->GetFocusController().NextFocusableElementInForm(
-          anchor1, kWebFocusTypeForward);
-  EXPECT_EQ(next_focus, nullptr);
-  web_view->MainFrameImpl()->AdvanceFocusInForm(kWebFocusTypeForward);
-  // Since anchor is not a form control element, next/previous element will
-  // be null, hence focus will stay same as it is.
-  EXPECT_EQ(anchor1, document->FocusedElement());
-
-  next_focus =
-      document->GetPage()->GetFocusController().NextFocusableElementInForm(
-          anchor1, kWebFocusTypeBackward);
-  EXPECT_EQ(next_focus, nullptr);
-  web_view->MainFrameImpl()->AdvanceFocusInForm(kWebFocusTypeBackward);
-  EXPECT_EQ(anchor1, document->FocusedElement());
-
-  // Navigation of elements which is not part of any forms.
-  Element* text_area3 = document->getElementById("textarea3");
-  text_area3->focus();
-  text_input_info = active_input_method_controller->TextInputInfo();
-  // No Next/Previous element for elements outside form.
-  EXPECT_EQ(default_text_input_flags, text_input_info.flags);
-  next_focus =
-      document->GetPage()->GetFocusController().NextFocusableElementInForm(
-          text_area3, kWebFocusTypeForward);
-  EXPECT_EQ(next_focus, nullptr);
-  web_view->MainFrameImpl()->AdvanceFocusInForm(kWebFocusTypeForward);
-  // No Next/Previous element to this element because it's not part of any
-  // form. Hence focus won't change wrt NEXT/PREVIOUS.
-  EXPECT_EQ(text_area3, document->FocusedElement());
-  next_focus =
-      document->GetPage()->GetFocusController().NextFocusableElementInForm(
-          text_area3, kWebFocusTypeBackward);
-  EXPECT_EQ(next_focus, nullptr);
-  web_view->MainFrameImpl()->AdvanceFocusInForm(kWebFocusTypeBackward);
-  EXPECT_EQ(text_area3, document->FocusedElement());
-
-  // Navigation from an element which is part of a form but not an editable
-  // element.
-  Element* button2 = document->getElementById("button2");
-  button2->focus();
-  text_input_info = active_input_method_controller->TextInputInfo();
-  // No Next element for this element, due to last element outside the form.
-  EXPECT_EQ(kWebTextInputFlagHavePreviousFocusableElement,
-            text_input_info.flags);
-  next_focus =
-      document->GetPage()->GetFocusController().NextFocusableElementInForm(
-          button2, kWebFocusTypeForward);
-  EXPECT_EQ(next_focus, nullptr);
-  web_view->MainFrameImpl()->AdvanceFocusInForm(kWebFocusTypeForward);
-  // No Next element to this element because it's not part of any form.
-  // Hence focus won't change wrt NEXT.
-  EXPECT_EQ(button2, document->FocusedElement());
-  Element* text_area2 = document->getElementById("textarea2");
-  next_focus =
-      document->GetPage()->GetFocusController().NextFocusableElementInForm(
-          button2, kWebFocusTypeBackward);
-  EXPECT_EQ(next_focus, text_area2);
-  web_view->MainFrameImpl()->AdvanceFocusInForm(kWebFocusTypeBackward);
-  // Since button is a form control element from form1, ensuring focus is set
-  // at correct position.
-  EXPECT_EQ(text_area2, document->FocusedElement());
-
-  Element* content_editable2 = document->getElementById("contenteditable2");
-  document->SetFocusedElement(
-      content_editable2,
-      FocusParams(SelectionBehaviorOnFocus::kNone, kWebFocusTypeNone, nullptr));
-  text_input_info = active_input_method_controller->TextInputInfo();
-  // No Next/Previous element for elements outside form.
-  EXPECT_EQ(0, text_input_info.flags);
-  next_focus =
-      document->GetPage()->GetFocusController().NextFocusableElementInForm(
-          content_editable2, kWebFocusTypeForward);
-  EXPECT_EQ(next_focus, nullptr);
-  web_view->MainFrameImpl()->AdvanceFocusInForm(kWebFocusTypeForward);
-  // No Next/Previous element to this element because it's not part of any
-  // form. Hence focus won't change wrt NEXT/PREVIOUS.
-  EXPECT_EQ(content_editable2, document->FocusedElement());
-  next_focus =
-      document->GetPage()->GetFocusController().NextFocusableElementInForm(
-          content_editable2, kWebFocusTypeBackward);
-  EXPECT_EQ(next_focus, nullptr);
-  web_view->MainFrameImpl()->AdvanceFocusInForm(kWebFocusTypeBackward);
-  EXPECT_EQ(content_editable2, document->FocusedElement());
-
-  // Navigation of elements which is having invalid form attribute and hence
-  // not part of any forms.
-  Element* text_area4 = document->getElementById("textarea4");
-  text_area4->focus();
-  text_input_info = active_input_method_controller->TextInputInfo();
-  // No Next/Previous element for elements which is having invalid form
-  // attribute.
-  EXPECT_EQ(default_text_input_flags, text_input_info.flags);
-  next_focus =
-      document->GetPage()->GetFocusController().NextFocusableElementInForm(
-          text_area4, kWebFocusTypeForward);
-  EXPECT_EQ(next_focus, nullptr);
-  web_view->MainFrameImpl()->AdvanceFocusInForm(kWebFocusTypeForward);
-  // No Next/Previous element to this element because it's not part of any
-  // form. Hence focus won't change wrt NEXT/PREVIOUS.
-  EXPECT_EQ(text_area4, document->FocusedElement());
-  next_focus =
-      document->GetPage()->GetFocusController().NextFocusableElementInForm(
-          text_area4, kWebFocusTypeBackward);
-  EXPECT_EQ(next_focus, nullptr);
-  web_view->MainFrameImpl()->AdvanceFocusInForm(kWebFocusTypeBackward);
-  EXPECT_EQ(text_area4, document->FocusedElement());
-
-  web_view_helper_.Reset();
-}
-
-TEST_P(
-    WebViewTest,
-    MoveFocusToNextFocusableElementInFormWithNonEditableNonFormControlElements) {
-  const std::string test_file =
-      "advance_focus_in_form_with_key_event_listeners.html";
-  RegisterMockedHttpURLLoad(test_file);
-  WebViewBase* web_view =
-      web_view_helper_.InitializeAndLoad(base_url_ + test_file);
-  web_view->SetInitialFocus(false);
-  Document* document = web_view->MainFrameImpl()->GetFrame()->GetDocument();
-  WebInputMethodController* active_input_method_controller =
-      web_view->MainFrameImpl()
-          ->FrameWidget()
-          ->GetActiveWebInputMethodController();
-  const int default_text_input_flags = kWebTextInputFlagAutocapitalizeSentences;
-
-  struct FocusedElement {
-    const char* element_id;
-    int text_input_flags;
-  } focused_elements[] = {
-      {"textarea5",
-       default_text_input_flags | kWebTextInputFlagHaveNextFocusableElement},
-      {"input4", default_text_input_flags |
-                     kWebTextInputFlagHaveNextFocusableElement |
-                     kWebTextInputFlagHavePreviousFocusableElement},
-      {"contenteditable3", kWebTextInputFlagHaveNextFocusableElement |
-                               kWebTextInputFlagHavePreviousFocusableElement},
-      {"input5", kWebTextInputFlagHavePreviousFocusableElement},
-  };
-
-  // Forward Navigation in form2 with NEXT
-  Element* text_area5 = document->getElementById("textarea5");
-  text_area5->focus();
-  Element* current_focus = nullptr;
-  Element* next_focus = nullptr;
-  WebTextInputInfo text_input_info;
-  for (size_t i = 0; i < WTF_ARRAY_LENGTH(focused_elements); ++i) {
-    current_focus = document->getElementById(focused_elements[i].element_id);
-    EXPECT_EQ(current_focus, document->FocusedElement());
-    text_input_info = active_input_method_controller->TextInputInfo();
-    EXPECT_EQ(focused_elements[i].text_input_flags, text_input_info.flags);
-    next_focus =
-        document->GetPage()->GetFocusController().NextFocusableElementInForm(
-            current_focus, kWebFocusTypeForward);
-    if (next_focus) {
-      EXPECT_EQ(next_focus->GetIdAttribute(),
-                focused_elements[i + 1].element_id);
-    }
-    web_view->MainFrameImpl()->AdvanceFocusInForm(kWebFocusTypeForward);
-  }
-  // Now focus will stay on previous focus itself, because it has no next
-  // element.
-  EXPECT_EQ(current_focus, document->FocusedElement());
-
-  // Backward Navigation in form1 with PREVIOUS
-  for (size_t i = WTF_ARRAY_LENGTH(focused_elements); i-- > 0;) {
-    current_focus = document->getElementById(focused_elements[i].element_id);
-    EXPECT_EQ(current_focus, document->FocusedElement());
-    text_input_info = active_input_method_controller->TextInputInfo();
-    EXPECT_EQ(focused_elements[i].text_input_flags, text_input_info.flags);
-    next_focus =
-        document->GetPage()->GetFocusController().NextFocusableElementInForm(
-            current_focus, kWebFocusTypeBackward);
-    if (next_focus) {
-      EXPECT_EQ(next_focus->GetIdAttribute(),
-                focused_elements[i - 1].element_id);
-    }
-    web_view->MainFrameImpl()->AdvanceFocusInForm(kWebFocusTypeBackward);
-  }
-  // Now focus will stay on previous focus itself, because it has no previous
-  // element.
-  EXPECT_EQ(current_focus, document->FocusedElement());
-
-  // Setting a non editable element as focus in form1, and ensuring editable
-  // navigation is fine in forward and backward.
-  Element* anchor2 = document->getElementById("anchor2");
-  anchor2->focus();
-  text_input_info = active_input_method_controller->TextInputInfo();
-  // No Next/Previous element for non-form control elements inside form.
-  EXPECT_EQ(0, text_input_info.flags);
-  next_focus =
-      document->GetPage()->GetFocusController().NextFocusableElementInForm(
-          anchor2, kWebFocusTypeForward);
-  EXPECT_EQ(next_focus, nullptr);
-  web_view->MainFrameImpl()->AdvanceFocusInForm(kWebFocusTypeForward);
-  // Since anchor is not a form control element, next/previous element will
-  // be null, hence focus will stay same as it is.
-  EXPECT_EQ(anchor2, document->FocusedElement());
-  next_focus =
-      document->GetPage()->GetFocusController().NextFocusableElementInForm(
-          anchor2, kWebFocusTypeBackward);
-  EXPECT_EQ(next_focus, nullptr);
-  web_view->MainFrameImpl()->AdvanceFocusInForm(kWebFocusTypeBackward);
-  EXPECT_EQ(anchor2, document->FocusedElement());
-
-  web_view_helper_.Reset();
-}
-
-TEST_P(WebViewTest, MoveFocusToNextFocusableElementInFormWithTabIndexElements) {
-  const std::string test_file =
-      "advance_focus_in_form_with_tabindex_elements.html";
-  RegisterMockedHttpURLLoad(test_file);
-  WebViewBase* web_view =
-      web_view_helper_.InitializeAndLoad(base_url_ + test_file);
-  web_view->SetInitialFocus(false);
-  Document* document = web_view->MainFrameImpl()->GetFrame()->GetDocument();
-  WebInputMethodController* active_input_method_controller =
-      web_view->MainFrameImpl()
-          ->FrameWidget()
-          ->GetActiveWebInputMethodController();
-  const int default_text_input_flags = kWebTextInputFlagAutocapitalizeSentences;
-
-  struct FocusedElement {
-    const char* element_id;
-    int text_input_flags;
-  } focused_elements[] = {
-      {"textarea6",
-       default_text_input_flags | kWebTextInputFlagHaveNextFocusableElement},
-      {"input5", default_text_input_flags |
-                     kWebTextInputFlagHaveNextFocusableElement |
-                     kWebTextInputFlagHavePreviousFocusableElement},
-      {"contenteditable4", kWebTextInputFlagHaveNextFocusableElement |
-                               kWebTextInputFlagHavePreviousFocusableElement},
-      {"input6", default_text_input_flags |
-                     kWebTextInputFlagHavePreviousFocusableElement},
-  };
-
-  // Forward Navigation in form with NEXT which has tabindex attribute
-  // which differs visual order.
-  Element* text_area6 = document->getElementById("textarea6");
-  text_area6->focus();
-  Element* current_focus = nullptr;
-  Element* next_focus = nullptr;
-  WebTextInputInfo text_input_info;
-  for (size_t i = 0; i < WTF_ARRAY_LENGTH(focused_elements); ++i) {
-    current_focus = document->getElementById(focused_elements[i].element_id);
-    EXPECT_EQ(current_focus, document->FocusedElement());
-    text_input_info = active_input_method_controller->TextInputInfo();
-    EXPECT_EQ(focused_elements[i].text_input_flags, text_input_info.flags);
-    next_focus =
-        document->GetPage()->GetFocusController().NextFocusableElementInForm(
-            current_focus, kWebFocusTypeForward);
-    if (next_focus) {
-      EXPECT_EQ(next_focus->GetIdAttribute(),
-                focused_elements[i + 1].element_id);
-    }
-    web_view->MainFrameImpl()->AdvanceFocusInForm(kWebFocusTypeForward);
-  }
-  // No next editable element which is focusable with proper tab index, hence
-  // staying on previous focus.
-  EXPECT_EQ(current_focus, document->FocusedElement());
-
-  // Backward Navigation in form with PREVIOUS which has tabindex attribute
-  // which differs visual order.
-  for (size_t i = WTF_ARRAY_LENGTH(focused_elements); i-- > 0;) {
-    current_focus = document->getElementById(focused_elements[i].element_id);
-    EXPECT_EQ(current_focus, document->FocusedElement());
-    text_input_info = active_input_method_controller->TextInputInfo();
-    EXPECT_EQ(focused_elements[i].text_input_flags, text_input_info.flags);
-    next_focus =
-        document->GetPage()->GetFocusController().NextFocusableElementInForm(
-            current_focus, kWebFocusTypeBackward);
-    if (next_focus) {
-      EXPECT_EQ(next_focus->GetIdAttribute(),
-                focused_elements[i - 1].element_id);
-    }
-    web_view->MainFrameImpl()->AdvanceFocusInForm(kWebFocusTypeBackward);
-  }
-  // Now focus will stay on previous focus itself, because it has no previous
-  // element.
-  EXPECT_EQ(current_focus, document->FocusedElement());
-
-  // Setting an element which has invalid tabindex and ensuring it is not
-  // modifying further navigation.
-  Element* content_editable5 = document->getElementById("contenteditable5");
-  content_editable5->focus();
-  Element* input6 = document->getElementById("input6");
-  next_focus =
-      document->GetPage()->GetFocusController().NextFocusableElementInForm(
-          content_editable5, kWebFocusTypeForward);
-  EXPECT_EQ(next_focus, input6);
-  web_view->MainFrameImpl()->AdvanceFocusInForm(kWebFocusTypeForward);
-  EXPECT_EQ(input6, document->FocusedElement());
-  content_editable5->focus();
-  next_focus =
-      document->GetPage()->GetFocusController().NextFocusableElementInForm(
-          content_editable5, kWebFocusTypeBackward);
-  EXPECT_EQ(next_focus, text_area6);
-  web_view->MainFrameImpl()->AdvanceFocusInForm(kWebFocusTypeBackward);
-  EXPECT_EQ(text_area6, document->FocusedElement());
-
-  web_view_helper_.Reset();
-}
-
-TEST_P(WebViewTest,
-       MoveFocusToNextFocusableElementInFormWithDisabledAndReadonlyElements) {
-  const std::string test_file =
-      "advance_focus_in_form_with_disabled_and_readonly_elements.html";
-  RegisterMockedHttpURLLoad(test_file);
-  WebViewBase* web_view =
-      web_view_helper_.InitializeAndLoad(base_url_ + test_file);
-  web_view->SetInitialFocus(false);
-  Document* document = web_view->MainFrameImpl()->GetFrame()->GetDocument();
-  WebInputMethodController* active_input_method_controller =
-      web_view->MainFrameImpl()
-          ->FrameWidget()
-          ->GetActiveWebInputMethodController();
-
-  struct FocusedElement {
-    const char* element_id;
-    int text_input_flags;
-  } focused_elements[] = {
-      {"contenteditable6", kWebTextInputFlagHaveNextFocusableElement},
-      {"contenteditable7", kWebTextInputFlagHavePreviousFocusableElement},
-  };
-  // Forward Navigation in form with NEXT which has has disabled/enabled
-  // elements which will gets skipped during navigation.
-  Element* content_editable6 = document->getElementById("contenteditable6");
-  content_editable6->focus();
-  Element* current_focus = nullptr;
-  Element* next_focus = nullptr;
-  WebTextInputInfo text_input_info;
-  for (size_t i = 0; i < WTF_ARRAY_LENGTH(focused_elements); ++i) {
-    current_focus = document->getElementById(focused_elements[i].element_id);
-    EXPECT_EQ(current_focus, document->FocusedElement());
-    text_input_info = active_input_method_controller->TextInputInfo();
-    EXPECT_EQ(focused_elements[i].text_input_flags, text_input_info.flags);
-    next_focus =
-        document->GetPage()->GetFocusController().NextFocusableElementInForm(
-            current_focus, kWebFocusTypeForward);
-    if (next_focus) {
-      EXPECT_EQ(next_focus->GetIdAttribute(),
-                focused_elements[i + 1].element_id);
-    }
-    web_view->MainFrameImpl()->AdvanceFocusInForm(kWebFocusTypeForward);
-  }
-  // No next editable element which is focusable, hence staying on previous
-  // focus.
-  EXPECT_EQ(current_focus, document->FocusedElement());
-
-  // Backward Navigation in form with PREVIOUS which has has
-  // disabled/enabled elements which will gets skipped during navigation.
-  for (size_t i = WTF_ARRAY_LENGTH(focused_elements); i-- > 0;) {
-    current_focus = document->getElementById(focused_elements[i].element_id);
-    EXPECT_EQ(current_focus, document->FocusedElement());
-    text_input_info = active_input_method_controller->TextInputInfo();
-    EXPECT_EQ(focused_elements[i].text_input_flags, text_input_info.flags);
-    next_focus =
-        document->GetPage()->GetFocusController().NextFocusableElementInForm(
-            current_focus, kWebFocusTypeBackward);
-    if (next_focus) {
-      EXPECT_EQ(next_focus->GetIdAttribute(),
-                focused_elements[i - 1].element_id);
-    }
-    web_view->MainFrameImpl()->AdvanceFocusInForm(kWebFocusTypeBackward);
-  }
-  // Now focus will stay on previous focus itself, because it has no previous
-  // element.
-  EXPECT_EQ(current_focus, document->FocusedElement());
-
-  web_view_helper_.Reset();
-}
-
 TEST_P(WebViewTest, ExitingDeviceEmulationResetsPageScale) {
   RegisterMockedHttpURLLoad("200-by-300.html");
   WebViewBase* web_view_impl =
       web_view_helper_.InitializeAndLoad(base_url_ + "200-by-300.html");
   web_view_impl->Resize(WebSize(200, 300));
 
   float page_scale_expected = web_view_impl->PageScaleFactor();
 
   WebDeviceEmulationParams params;
   params.screen_position = WebDeviceEmulationParams::kDesktop;
@@ skipping 2692 matching lines @@
   EXPECT_FALSE(frame_view->VisualViewportSuppliesScrollbars());
   if (RuntimeEnabledFeatures::RootLayerScrollingEnabled()) {
     EXPECT_NE(nullptr,
               frame_view->LayoutViewportScrollableArea()->VerticalScrollbar());
   } else {
     EXPECT_NE(nullptr, frame_view->VerticalScrollbar());
   }
 }
 
 }  // namespace blink