Moves webview_impl.cc, webframe_impl.cc and webframeloaderclient_impl.cc into...

webkit/glue/webview_impl.cc

Index: webkit/glue/webview_impl.cc
===================================================================
--- webkit/glue/webview_impl.cc	(revision 30557)
+++ webkit/glue/webview_impl.cc	(working copy)
@@ -1,1925 +0,0 @@
-// Copyright (c) 2007-2009 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.
-
-#include "config.h"
-
-#include "AXObjectCache.h"
-#include "CSSStyleSelector.h"
-#include "CSSValueKeywords.h"
-#include "Cursor.h"
-#include "Document.h"
-#include "DocumentLoader.h"
-#include "DragController.h"
-#include "DragData.h"
-#include "Editor.h"
-#include "EventHandler.h"
-#include "FocusController.h"
-#include "FontDescription.h"
-#include "FrameLoader.h"
-#include "FrameTree.h"
-#include "FrameView.h"
-#include "GraphicsContext.h"
-#include "HTMLNames.h"
-#include "HTMLInputElement.h"
-#include "HTMLMediaElement.h"
-#include "HitTestResult.h"
-#include "Image.h"
-#include "InspectorController.h"
-#include "IntRect.h"
-#include "KeyboardCodes.h"
-#include "KeyboardEvent.h"
-#include "MIMETypeRegistry.h"
-#include "NodeRenderStyle.h"
-#include "Page.h"
-#include "PageGroup.h"
-#include "Pasteboard.h"
-#include "PlatformContextSkia.h"
-#include "PlatformKeyboardEvent.h"
-#include "PlatformMouseEvent.h"
-#include "PlatformWheelEvent.h"
-#include "PluginInfoStore.h"
-#include "PopupMenuChromium.h"
-#include "PopupMenuClient.h"
-#include "RenderView.h"
-#include "ResourceHandle.h"
-#include "SecurityOrigin.h"
-#include "SelectionController.h"
-#include "Settings.h"
-#include "TypingCommand.h"
-#if PLATFORM(WIN_OS)
-#include "KeyboardCodesWin.h"
-#include "RenderThemeChromiumWin.h"
-#else
-#include "KeyboardCodesPosix.h"
-#include "RenderTheme.h"
-#endif
-#undef LOG
-
-#include "webkit/api/public/WebAccessibilityObject.h"
-#include "webkit/api/public/WebDragData.h"
-#include "webkit/api/public/WebInputEvent.h"
-#include "webkit/api/public/WebMediaPlayerAction.h"
-#include "webkit/api/public/WebPoint.h"
-#include "webkit/api/public/WebRect.h"
-#include "webkit/api/public/WebString.h"
-#include "webkit/api/public/WebVector.h"
-#include "webkit/api/public/WebViewClient.h"
-#include "webkit/api/src/DOMUtilitiesPrivate.h"
-#include "webkit/api/src/WebInputEventConversion.h"
-#include "webkit/api/src/WebPopupMenuImpl.h"
-#include "webkit/api/src/WebSettingsImpl.h"
-#include "webkit/glue/glue_util.h"
-#include "webkit/glue/webdevtoolsagent_impl.h"
-#include "webkit/glue/webkit_glue.h"
-#include "webkit/glue/webview_impl.h"
-
-// Get rid of WTF's pow define so we can use std::pow.
-#undef pow
-#include <cmath> // for std::pow
-
-using namespace WebCore;
-
-using WebKit::ChromeClientImpl;
-using WebKit::EditorClientImpl;
-using WebKit::PlatformKeyboardEventBuilder;
-using WebKit::PlatformMouseEventBuilder;
-using WebKit::PlatformWheelEventBuilder;
-using WebKit::WebAccessibilityObject;
-using WebKit::WebCanvas;
-using WebKit::WebCompositionCommand;
-using WebKit::WebCompositionCommandConfirm;
-using WebKit::WebCompositionCommandDiscard;
-using WebKit::WebDevToolsAgent;
-using WebKit::WebDevToolsAgentClient;
-using WebKit::WebDragData;
-using WebKit::WebDragOperation;
-using WebKit::WebDragOperationCopy;
-using WebKit::WebDragOperationNone;
-using WebKit::WebDragOperationsMask;
-using WebKit::WebFrame;
-using WebKit::WebFrameClient;
-using WebKit::WebInputEvent;
-using WebKit::WebKeyboardEvent;
-using WebKit::WebMediaPlayerAction;
-using WebKit::WebMouseEvent;
-using WebKit::WebMouseWheelEvent;
-using WebKit::WebNavigationPolicy;
-using WebKit::WebNode;
-using WebKit::WebPoint;
-using WebKit::WebPopupMenuImpl;
-using WebKit::WebRect;
-using WebKit::WebSettings;
-using WebKit::WebSettingsImpl;
-using WebKit::WebSize;
-using WebKit::WebString;
-using WebKit::WebTextDirection;
-using WebKit::WebTextDirectionDefault;
-using WebKit::WebTextDirectionLeftToRight;
-using WebKit::WebTextDirectionRightToLeft;
-using WebKit::WebURL;
-using WebKit::WebVector;
-using WebKit::WebViewClient;
-
-using webkit_glue::AccessibilityObjectToWebAccessibilityObject;
-
-// Change the text zoom level by kTextSizeMultiplierRatio each time the user
-// zooms text in or out (ie., change by 20%).  The min and max values limit
-// text zoom to half and 3x the original text size.  These three values match
-// those in Apple's port in WebKit/WebKit/WebView/WebView.mm
-static const double kTextSizeMultiplierRatio = 1.2;
-static const double kMinTextSizeMultiplier = 0.5;
-static const double kMaxTextSizeMultiplier = 3.0;
-
-// The group name identifies a namespace of pages.  Page group is used on OSX
-// for some programs that use HTML views to display things that don't seem like
-// web pages to the user (so shouldn't have visited link coloring).  We only use
-// one page group.
-// FIXME: This needs to go into the WebKit API implementation and be hidden
-//         from the API's users.
-const char* pageGroupName = "default";
-
-// Ensure that the WebKit::WebDragOperation enum values stay in sync with
-// the original WebCore::DragOperation constants.
-#define COMPILE_ASSERT_MATCHING_ENUM(webcore_name) \
-   COMPILE_ASSERT(int(WebCore::webcore_name) == int(WebKit::Web##webcore_name),\
-                  dummy##webcore_name)
-COMPILE_ASSERT_MATCHING_ENUM(DragOperationNone);
-COMPILE_ASSERT_MATCHING_ENUM(DragOperationCopy);
-COMPILE_ASSERT_MATCHING_ENUM(DragOperationLink);
-COMPILE_ASSERT_MATCHING_ENUM(DragOperationGeneric);
-COMPILE_ASSERT_MATCHING_ENUM(DragOperationPrivate);
-COMPILE_ASSERT_MATCHING_ENUM(DragOperationMove);
-COMPILE_ASSERT_MATCHING_ENUM(DragOperationDelete);
-COMPILE_ASSERT_MATCHING_ENUM(DragOperationEvery);
-
-// AutocompletePopupMenuClient
-class AutocompletePopupMenuClient : public WebCore::PopupMenuClient {
- public:
-  AutocompletePopupMenuClient(WebViewImpl* webview) : text_field_(NULL),
-                                                      selected_index_(0),
-                                                      webview_(webview) {
-  }
-
-  void Init(WebCore::HTMLInputElement* text_field,
-            const WebVector<WebString>& suggestions,
-            int default_suggestion_index) {
-    ASSERT(default_suggestion_index < static_cast<int>(suggestions.size()));
-    text_field_ = text_field;
-    selected_index_ = default_suggestion_index;
-    SetSuggestions(suggestions);
-
-    FontDescription font_description;
-    webview_->theme()->systemFont(CSSValueWebkitControl, font_description);
-    // Use a smaller font size to match IE/Firefox.
-    // TODO(jcampan): http://crbug.com/7376 use the system size instead of a
-    //                fixed font size value.
-    font_description.setComputedSize(12.0);
-    Font font(font_description, 0, 0);
-    font.update(text_field->document()->styleSelector()->fontSelector());
-    // The direction of text in popup menu is set the same as the direction of
-    // the input element: text_field.
-    style_.set(new PopupMenuStyle(Color::black, Color::white, font, true,
-        Length(WebCore::Fixed), text_field->renderer()->style()->direction()));
-  }
-
-  virtual ~AutocompletePopupMenuClient() {
-  }
-
-  // WebCore::PopupMenuClient implementation.
-  virtual void valueChanged(unsigned listIndex, bool fireEvents = true) {
-    text_field_->setValue(suggestions_[listIndex]);
-    EditorClientImpl* editor =
-        static_cast<EditorClientImpl*>(webview_->page()->editorClient());
-    ASSERT(editor);
-    editor->onAutofillSuggestionAccepted(
-        static_cast<WebCore::HTMLInputElement*>(text_field_.get()));
-  }
-
-  virtual WebCore::String itemText(unsigned list_index) const {
-    return suggestions_[list_index];
-  }
-
-  virtual WebCore::String itemToolTip(unsigned last_index) const {
-    notImplemented();
-    return WebCore::String();
-  }
-
-  virtual bool itemIsEnabled(unsigned listIndex) const {
-    return true;
-  }
-
-  virtual PopupMenuStyle itemStyle(unsigned listIndex) const {
-    return *style_;
-  }
-
-  virtual PopupMenuStyle menuStyle() const {
-    return *style_;
-  }
-
-  virtual int clientInsetLeft() const {
-    return 0;
-  }
-  virtual int clientInsetRight() const {
-    return 0;
-  }
-  virtual int clientPaddingLeft() const {
-    // Bug http://crbug.com/7708 seems to indicate the style can be NULL.
-    WebCore::RenderStyle* style = GetTextFieldStyle();
-    return style ? webview_->theme()->popupInternalPaddingLeft(style) : 0;
-  }
-  virtual int clientPaddingRight() const {
-    // Bug http://crbug.com/7708 seems to indicate the style can be NULL.
-    WebCore::RenderStyle* style = GetTextFieldStyle();
-    return style ? webview_->theme()->popupInternalPaddingRight(style) : 0;
-  }
-  virtual int listSize() const {
-    return suggestions_.size();
-  }
-  virtual int selectedIndex() const {
-    return selected_index_;
-  }
-  virtual void popupDidHide() {
-    webview_->AutoCompletePopupDidHide();
-  }
-  virtual bool itemIsSeparator(unsigned listIndex) const {
-    return false;
-  }
-  virtual bool itemIsLabel(unsigned listIndex) const {
-    return false;
-  }
-  virtual bool itemIsSelected(unsigned listIndex) const {
-    return false;
-  }
-  virtual bool shouldPopOver() const {
-    return false;
-  }
-  virtual bool valueShouldChangeOnHotTrack() const {
-    return false;
-  }
-
-  virtual void setTextFromItem(unsigned listIndex) {
-    text_field_->setValue(suggestions_[listIndex]);
-  }
-
-  virtual FontSelector* fontSelector() const {
-    return text_field_->document()->styleSelector()->fontSelector();
-  }
-
-  virtual HostWindow* hostWindow() const {
-    return text_field_->document()->view()->hostWindow();
-  }
-
-  virtual PassRefPtr<Scrollbar> createScrollbar(
-      ScrollbarClient* client,
-      ScrollbarOrientation orientation,
-      ScrollbarControlSize size) {
-    RefPtr<Scrollbar> widget = Scrollbar::createNativeScrollbar(client,
-                                                                orientation,
-                                                                size);
-    return widget.release();
-  }
-
-  // AutocompletePopupMenuClient specific methods:
-  void SetSuggestions(const WebVector<WebString>& suggestions) {
-    suggestions_.clear();
-    for (size_t i = 0; i < suggestions.size(); ++i)
-      suggestions_.append(webkit_glue::WebStringToString(suggestions[i]));
-    // Try to preserve selection if possible.
-    if (selected_index_ >= static_cast<int>(suggestions.size()))
-      selected_index_ = -1;
-  }
-
-  void RemoveItemAtIndex(int index) {
-    ASSERT(index >= 0 && index < static_cast<int>(suggestions_.size()));
-    suggestions_.remove(index);
-  }
-
-  WebCore::HTMLInputElement* text_field() const {
-    return text_field_.get();
-  }
-
-  WebCore::RenderStyle* GetTextFieldStyle() const {
-    WebCore::RenderStyle* style = text_field_->computedStyle();
-    if (!style) {
-      // It seems we can only have an NULL style in a TextField if the node is
-      // dettached, in which case we the popup shoud not be showing.  Please
-      // report this in http://crbug.com/7708 and include the page you were
-      // visiting.
-      ASSERT_NOT_REACHED();
-    }
-    return style;
-  }
-
- private:
-  RefPtr<WebCore::HTMLInputElement> text_field_;
-  Vector<WebCore::String> suggestions_;
-  int selected_index_;
-  WebViewImpl* webview_;
-  OwnPtr<PopupMenuStyle> style_;
-};
-
-// Note that focusOnShow is false so that the autocomplete popup is shown not
-// activated.  We need the page to still have focus so the user can keep typing
-// while the popup is showing.
-static const WebCore::PopupContainerSettings kAutocompletePopupSettings = {
-  false,  // focusOnShow
-  false,  // setTextOnIndexChange
-  false,  // acceptOnAbandon
-  true,   // loopSelectionNavigation
-  true,   // restrictWidthOfListBox. Same as other browser (Fx, IE, and safari)
-  // For autocomplete, we use the direction of the input field as the direction
-  // of the popup items. The main reason is to keep the display of items in
-  // drop-down the same as the items in the input field.
-  WebCore::PopupContainerSettings::DOMElementDirection,
-};
-
-// WebView ----------------------------------------------------------------
-
-namespace WebKit {
-
-// static
-WebView* WebView::create(WebViewClient* client) {
-  return new WebViewImpl(client);
-}
-
-// static
-void WebView::updateVisitedLinkState(unsigned long long link_hash) {
-  WebCore::Page::visitedStateChanged(
-      WebCore::PageGroup::pageGroup(pageGroupName), link_hash);
-}
-
-// static
-void WebView::resetVisitedLinkState() {
-  WebCore::Page::allVisitedStateChanged(
-      WebCore::PageGroup::pageGroup(pageGroupName));
-}
-
-}  // namespace WebKit
-
-void WebViewImpl::initializeMainFrame(WebFrameClient* frame_client) {
-  // NOTE: The WebFrameImpl takes a reference to itself within InitMainFrame
-  // and releases that reference once the corresponding Frame is destroyed.
-  RefPtr<WebFrameImpl> main_frame = WebFrameImpl::create(frame_client);
-
-  main_frame->InitMainFrame(this);
-
-  if (client_) {
-    WebDevToolsAgentClient* tools_client = client_->devToolsAgentClient();
-    if (tools_client)
-      devtools_agent_.set(new WebDevToolsAgentImpl(this, tools_client));
-  }
-
-  // Restrict the access to the local file system
-  // (see WebView.mm WebView::_commonInitializationWithFrameName).
-  SecurityOrigin::setLocalLoadPolicy(
-      SecurityOrigin::AllowLocalLoadsForLocalOnly);
-}
-
-WebViewImpl::WebViewImpl(WebViewClient* client)
-    : client_(client),
-      ALLOW_THIS_IN_INITIALIZER_LIST(back_forward_list_client_impl_(this)),
-      ALLOW_THIS_IN_INITIALIZER_LIST(chrome_client_impl_(this)),
-      ALLOW_THIS_IN_INITIALIZER_LIST(context_menu_client_impl_(this)),
-      ALLOW_THIS_IN_INITIALIZER_LIST(drag_client_impl_(this)),
-      ALLOW_THIS_IN_INITIALIZER_LIST(editor_client_impl_(this)),
-      ALLOW_THIS_IN_INITIALIZER_LIST(inspector_client_impl_(this)),
-      observed_new_navigation_(false),
-#ifndef NDEBUG
-      new_navigation_loader_(NULL),
-#endif
-      zoom_level_(0),
-      context_menu_allowed_(false),
-      doing_drag_and_drop_(false),
-      ignore_input_events_(false),
-      suppress_next_keypress_event_(false),
-      initial_navigation_policy_(WebKit::WebNavigationPolicyIgnore),
-      ime_accept_events_(true),
-      drag_target_dispatch_(false),
-      drag_identity_(0),
-      drop_effect_(DROP_EFFECT_DEFAULT),
-      operations_allowed_(WebKit::WebDragOperationNone),
-      drag_operation_(WebKit::WebDragOperationNone),
-      autocomplete_popup_showing_(false),
-      is_transparent_(false),
-      tabs_to_links_(false) {
-  // WebKit/win/WebView.cpp does the same thing, except they call the
-  // KJS specific wrapper around this method. We need to have threading
-  // initialized because CollatorICU requires it.
-  WTF::initializeThreading();
-
-  // set to impossible point so we always get the first mouse pos
-  last_mouse_position_ = WebPoint(-1, -1);
-
-  // the page will take ownership of the various clients
-  page_.set(new Page(&chrome_client_impl_,
-                     &context_menu_client_impl_,
-                     &editor_client_impl_,
-                     &drag_client_impl_,
-                     &inspector_client_impl_,
-                     NULL));
-
-  page_->backForwardList()->setClient(&back_forward_list_client_impl_);
-  page_->setGroupName(pageGroupName);
-}
-
-WebViewImpl::~WebViewImpl() {
-  ASSERT(page_ == NULL);
-}
-
-RenderTheme* WebViewImpl::theme() const {
-  return page_.get() ? page_->theme() : RenderTheme::defaultTheme().get();
-}
-
-bool WebViewImpl::tabKeyCyclesThroughElements() const {
-  ASSERT(page_.get());
-  return page_->tabKeyCyclesThroughElements();
-}
-
-void WebViewImpl::setTabKeyCyclesThroughElements(bool value) {
-  if (page_ != NULL) {
-    page_->setTabKeyCyclesThroughElements(value);
-  }
-}
-
-void WebViewImpl::MouseMove(const WebMouseEvent& event) {
-  if (!main_frame() || !main_frame()->frameview())
-    return;
-
-  last_mouse_position_ = WebPoint(event.x, event.y);
-
-  // We call mouseMoved here instead of handleMouseMovedEvent because we need
-  // our ChromeClientImpl to receive changes to the mouse position and
-  // tooltip text, and mouseMoved handles all of that.
-  main_frame()->frame()->eventHandler()->mouseMoved(
-      PlatformMouseEventBuilder(main_frame()->frameview(), event));
-}
-
-void WebViewImpl::MouseLeave(const WebMouseEvent& event) {
-  // This event gets sent as the main frame is closing.  In that case, just
-  // ignore it.
-  if (!main_frame() || !main_frame()->frameview())
-    return;
-
-  client_->setMouseOverURL(WebURL());
-
-  main_frame()->frame()->eventHandler()->handleMouseMoveEvent(
-      PlatformMouseEventBuilder(main_frame()->frameview(), event));
-}
-
-void WebViewImpl::MouseDown(const WebMouseEvent& event) {
-  if (!main_frame() || !main_frame()->frameview())
-    return;
-
-  last_mouse_down_point_ = WebPoint(event.x, event.y);
-
-  // If a text field that has focus is clicked again, we should display the
-  // autocomplete popup.
-  RefPtr<Node> clicked_node;
-  if (event.button == WebMouseEvent::ButtonLeft) {
-    RefPtr<Node> focused_node = GetFocusedNode();
-    if (focused_node.get() &&
-        WebKit::toHTMLInputElement(focused_node.get())) {
-      IntPoint point(event.x, event.y);
-      point = page_->mainFrame()->view()->windowToContents(point);
-      HitTestResult result(point);
-      result = page_->mainFrame()->eventHandler()->hitTestResultAtPoint(point,
-                                                                        false);
-      if (result.innerNonSharedNode() == focused_node) {
-        // Already focused text field was clicked, let's remember this.  If
-        // focus has not changed after the mouse event is processed, we'll
-        // trigger the autocomplete.
-        clicked_node = focused_node;
-      }
-    }
-  }
-
-  main_frame()->frame()->eventHandler()->handleMousePressEvent(
-      PlatformMouseEventBuilder(main_frame()->frameview(), event));
-
-  if (clicked_node.get() && clicked_node == GetFocusedNode()) {
-    // Focus has not changed, show the autocomplete popup.
-    static_cast<EditorClientImpl*>(page_->editorClient())->
-        showFormAutofillForNode(clicked_node.get());
-  }
-
-  // Dispatch the contextmenu event regardless of if the click was swallowed.
-  // On Windows, we handle it on mouse up, not down.
-#if PLATFORM(DARWIN)
-  if (event.button == WebMouseEvent::ButtonRight ||
-      (event.button == WebMouseEvent::ButtonLeft &&
-       event.modifiers & WebMouseEvent::ControlKey)) {
-    MouseContextMenu(event);
-  }
-#elif PLATFORM(LINUX)
-  if (event.button == WebMouseEvent::ButtonRight)
-    MouseContextMenu(event);
-#endif
-}
-
-void WebViewImpl::MouseContextMenu(const WebMouseEvent& event) {
-  if (!main_frame() || !main_frame()->frameview())
-    return;
-
-  page_->contextMenuController()->clearContextMenu();
-
-  PlatformMouseEventBuilder pme(main_frame()->frameview(), event);
-
-  // Find the right target frame. See issue 1186900.
-  HitTestResult result = HitTestResultForWindowPos(pme.pos());
-  Frame* target_frame;
-  if (result.innerNonSharedNode())
-    target_frame = result.innerNonSharedNode()->document()->frame();
-  else
-    target_frame = page_->focusController()->focusedOrMainFrame();
-
-#if PLATFORM(WIN_OS)
-  target_frame->view()->setCursor(pointerCursor());
-#endif
-
-  context_menu_allowed_ = true;
-  target_frame->eventHandler()->sendContextMenuEvent(pme);
-  context_menu_allowed_ = false;
-  // Actually showing the context menu is handled by the ContextMenuClient
-  // implementation...
-}
-
-void WebViewImpl::MouseUp(const WebMouseEvent& event) {
-  if (!main_frame() || !main_frame()->frameview())
-    return;
-
-#if PLATFORM(LINUX)
-  // If the event was a middle click, attempt to copy text into the focused
-  // frame. We execute this before we let the page have a go at the event
-  // because the page may change what is focused during in its event handler.
-  //
-  // This code is in the mouse up handler. There is some debate about putting
-  // this here, as opposed to the mouse down handler.
-  //   xterm: pastes on up.
-  //   GTK: pastes on down.
-  //   Firefox: pastes on up.
-  //   Midori: couldn't paste at all with 0.1.2
-  //
-  // There is something of a webcompat angle to this well, as highlighted by
-  // crbug.com/14608. Pages can clear text boxes 'onclick' and, if we paste on
-  // down then the text is pasted just before the onclick handler runs and
-  // clears the text box. So it's important this happens after the
-  // handleMouseReleaseEvent() earlier in this function
-  if (event.button == WebMouseEvent::ButtonMiddle) {
-    Frame* focused = GetFocusedWebCoreFrame();
-    IntPoint click_point(last_mouse_down_point_.x, last_mouse_down_point_.y);
-    click_point = page_->mainFrame()->view()->windowToContents(click_point);
-    HitTestResult hit_test_result =
-        focused->eventHandler()->hitTestResultAtPoint(click_point, false, false,
-                                                      ShouldHitTestScrollbars);
-    // We don't want to send a paste when middle clicking a scroll bar or a
-    // link (which will navigate later in the code).
-    if (!hit_test_result.scrollbar() && !hit_test_result.isLiveLink() &&
-        focused) {
-      Editor* editor = focused->editor();
-      Pasteboard* pasteboard = Pasteboard::generalPasteboard();
-      bool oldSelectionMode = pasteboard->isSelectionMode();
-      pasteboard->setSelectionMode(true);
-      editor->command(AtomicString("Paste")).execute();
-      pasteboard->setSelectionMode(oldSelectionMode);
-    }
-  }
-#endif
-
-  mouseCaptureLost();
-  main_frame()->frame()->eventHandler()->handleMouseReleaseEvent(
-      PlatformMouseEventBuilder(main_frame()->frameview(), event));
-
-#if PLATFORM(WIN_OS)
-  // Dispatch the contextmenu event regardless of if the click was swallowed.
-  // On Mac/Linux, we handle it on mouse down, not up.
-  if (event.button == WebMouseEvent::ButtonRight)
-    MouseContextMenu(event);
-#endif
-}
-
-void WebViewImpl::MouseWheel(const WebMouseWheelEvent& event) {
-  PlatformWheelEventBuilder platform_event(main_frame()->frameview(), event);
-  main_frame()->frame()->eventHandler()->handleWheelEvent(platform_event);
-}
-
-bool WebViewImpl::KeyEvent(const WebKeyboardEvent& event) {
-  ASSERT((event.type == WebInputEvent::RawKeyDown) ||
-         (event.type == WebInputEvent::KeyDown) ||
-         (event.type == WebInputEvent::KeyUp));
-
-  // Please refer to the comments explaining the suppress_next_keypress_event_
-  // member.
-  // The suppress_next_keypress_event_ is set if the KeyDown is handled by
-  // Webkit. A keyDown event is typically associated with a keyPress(char)
-  // event and a keyUp event. We reset this flag here as this is a new keyDown
-  // event.
-  suppress_next_keypress_event_ = false;
-
-  // Give autocomplete a chance to consume the key events it is interested in.
-  if (AutocompleteHandleKeyEvent(event))
-    return true;
-
-  Frame* frame = GetFocusedWebCoreFrame();
-  if (!frame)
-    return false;
-
-  EventHandler* handler = frame->eventHandler();
-  if (!handler)
-    return KeyEventDefault(event);
-
-#if PLATFORM(WIN_OS) || PLATFORM(LINUX)
-  if (((event.modifiers == 0) && (event.windowsKeyCode == VKEY_APPS)) ||
-      ((event.modifiers == WebInputEvent::ShiftKey) &&
-       (event.windowsKeyCode == VKEY_F10))) {
-    SendContextMenuEvent(event);
-    return true;
-  }
-#endif
-
-  // It's not clear if we should continue after detecting a capslock keypress.
-  // I'll err on the side of continuing, which is the pre-existing behaviour.
-  if (event.windowsKeyCode == VKEY_CAPITAL)
-    handler->capsLockStateMayHaveChanged();
-
-  PlatformKeyboardEventBuilder evt(event);
-
-  if (handler->keyEvent(evt)) {
-    if (WebInputEvent::RawKeyDown == event.type && !evt.isSystemKey())
-      suppress_next_keypress_event_ = true;
-    return true;
-  }
-
-  return KeyEventDefault(event);
-}
-
-bool WebViewImpl::AutocompleteHandleKeyEvent(const WebKeyboardEvent& event) {
-  if (!autocomplete_popup_showing_ ||
-      // Home and End should be left to the text field to process.
-      event.windowsKeyCode == VKEY_HOME ||
-      event.windowsKeyCode == VKEY_END) {
-    return false;
-  }
-
-  // Pressing delete triggers the removal of the selected suggestion from the
-  // DB.
-  if (event.windowsKeyCode == VKEY_DELETE &&
-      autocomplete_popup_->selectedIndex() != -1) {
-    Node* node = GetFocusedNode();
-    if (!node || (node->nodeType() != WebCore::Node::ELEMENT_NODE)) {
-      ASSERT_NOT_REACHED();
-      return false;
-    }
-    WebCore::Element* element = static_cast<WebCore::Element*>(node);
-    if (!element->hasLocalName(WebCore::HTMLNames::inputTag)) {
-      ASSERT_NOT_REACHED();
-      return false;
-    }
-
-    int selected_index = autocomplete_popup_->selectedIndex();
-    WebCore::HTMLInputElement* input_element =
-        static_cast<WebCore::HTMLInputElement*>(element);
-    const WebString& name = webkit_glue::StringToWebString(
-        input_element->name());
-    const WebString& value = webkit_glue::StringToWebString(
-        autocomplete_popup_client_->itemText(selected_index));
-    client_->removeAutofillSuggestions(name, value);
-    // Update the entries in the currently showing popup to reflect the
-    // deletion.
-    autocomplete_popup_client_->RemoveItemAtIndex(selected_index);
-    RefreshAutofillPopup();
-    return false;
-  }
-
-  if (!autocomplete_popup_->isInterestedInEventForKey(event.windowsKeyCode))
-    return false;
-
-  if (autocomplete_popup_->handleKeyEvent(
-          PlatformKeyboardEventBuilder(event))) {
-      // We need to ignore the next Char event after this otherwise pressing
-      // enter when selecting an item in the menu will go to the page.
-      if (WebInputEvent::RawKeyDown == event.type)
-        suppress_next_keypress_event_ = true;
-      return true;
-    }
-
-  return false;
-}
-
-bool WebViewImpl::CharEvent(const WebKeyboardEvent& event) {
-  ASSERT(event.type == WebInputEvent::Char);
-
-  // Please refer to the comments explaining the suppress_next_keypress_event_
-  // member.
-  // The suppress_next_keypress_event_ is set if the KeyDown is handled by
-  // Webkit. A keyDown event is typically associated with a keyPress(char)
-  // event and a keyUp event. We reset this flag here as it only applies
-  // to the current keyPress event.
-  if (suppress_next_keypress_event_) {
-    suppress_next_keypress_event_ = false;
-    return true;
-  }
-
-  Frame* frame = GetFocusedWebCoreFrame();
-  if (!frame)
-    return false;
-
-  EventHandler* handler = frame->eventHandler();
-  if (!handler)
-    return KeyEventDefault(event);
-
-  PlatformKeyboardEventBuilder evt(event);
-  if (!evt.isCharacterKey())
-    return true;
-
-  // Safari 3.1 does not pass off windows system key messages (WM_SYSCHAR) to
-  // the eventHandler::keyEvent. We mimic this behavior on all platforms since
-  // for now we are converting other platform's key events to windows key
-  // events.
-  if (evt.isSystemKey())
-    return handler->handleAccessKey(evt);
-
-  if (!handler->keyEvent(evt))
-    return KeyEventDefault(event);
-
-  return true;
-}
-
-/*
-* The WebViewImpl::SendContextMenuEvent function is based on the Webkit
-* function
-* bool WebView::handleContextMenuEvent(WPARAM wParam, LPARAM lParam) in
-* webkit\webkit\win\WebView.cpp. The only significant change in this
-* function is the code to convert from a Keyboard event to the Right
-* Mouse button up event.
-*
-* This function is an ugly copy/paste and should be cleaned up when the
-* WebKitWin version is cleaned: https://bugs.webkit.org/show_bug.cgi?id=20438
-*/
-#if PLATFORM(WIN_OS) || PLATFORM(LINUX)
-// TODO(pinkerton): implement on non-windows
-bool WebViewImpl::SendContextMenuEvent(const WebKeyboardEvent& event) {
-  static const int kContextMenuMargin = 1;
-  Frame* main_frame = page()->mainFrame();
-  FrameView* view = main_frame->view();
-  if (!view)
-    return false;
-
-  IntPoint coords(-1, -1);
-#if PLATFORM(WIN_OS)
-  int right_aligned = ::GetSystemMetrics(SM_MENUDROPALIGNMENT);
-#else
-  int right_aligned = 0;
-#endif
-  IntPoint location;
-
-  // The context menu event was generated from the keyboard, so show the
-  // context menu by the current selection.
-  Position start = main_frame->selection()->selection().start();
-  Position end = main_frame->selection()->selection().end();
-
-  if (!start.node() || !end.node()) {
-    location =
-        IntPoint(right_aligned ? view->contentsWidth() - kContextMenuMargin
-                     : kContextMenuMargin, kContextMenuMargin);
-  } else {
-    RenderObject* renderer = start.node()->renderer();
-    if (!renderer)
-      return false;
-
-    RefPtr<Range> selection = main_frame->selection()->toNormalizedRange();
-    IntRect first_rect = main_frame->firstRectForRange(selection.get());
-
-    int x = right_aligned ? first_rect.right() : first_rect.x();
-    location = IntPoint(x, first_rect.bottom());
-  }
-
-  location = view->contentsToWindow(location);
-  // FIXME: The IntSize(0, -1) is a hack to get the hit-testing to result in
-  // the selected element. Ideally we'd have the position of a context menu
-  // event be separate from its target node.
-  coords = location + IntSize(0, -1);
-
-  // The contextMenuController() holds onto the last context menu that was
-  // popped up on the page until a new one is created. We need to clear
-  // this menu before propagating the event through the DOM so that we can
-  // detect if we create a new menu for this event, since we won't create
-  // a new menu if the DOM swallows the event and the defaultEventHandler does
-  // not run.
-  page()->contextMenuController()->clearContextMenu();
-
-  Frame* focused_frame = page()->focusController()->focusedOrMainFrame();
-  focused_frame->view()->setCursor(pointerCursor());
-  WebMouseEvent mouse_event;
-  mouse_event.button = WebMouseEvent::ButtonRight;
-  mouse_event.x = coords.x();
-  mouse_event.y = coords.y();
-  mouse_event.type = WebInputEvent::MouseUp;
-
-  PlatformMouseEventBuilder platform_event(view, mouse_event);
-
-  context_menu_allowed_ = true;
-  bool handled =
-      focused_frame->eventHandler()->sendContextMenuEvent(platform_event);
-  context_menu_allowed_ = false;
-  return handled;
-}
-#endif
-
-bool WebViewImpl::KeyEventDefault(const WebKeyboardEvent& event) {
-  Frame* frame = GetFocusedWebCoreFrame();
-  if (!frame)
-    return false;
-
-  switch (event.type) {
-    case WebInputEvent::Char: {
-      if (event.windowsKeyCode == VKEY_SPACE) {
-        int key_code = ((event.modifiers & WebInputEvent::ShiftKey) ?
-                         VKEY_PRIOR : VKEY_NEXT);
-        return ScrollViewWithKeyboard(key_code, event.modifiers);
-      }
-      break;
-    }
-
-    case WebInputEvent::RawKeyDown: {
-      if (event.modifiers == WebInputEvent::ControlKey) {
-        switch (event.windowsKeyCode) {
-          case 'A':
-            focusedFrame()->executeCommand(WebString::fromUTF8("SelectAll"));
-            return true;
-          case VKEY_INSERT:
-          case 'C':
-            focusedFrame()->executeCommand(WebString::fromUTF8("Copy"));
-            return true;
-          // Match FF behavior in the sense that Ctrl+home/end are the only Ctrl
-          // key combinations which affect scrolling. Safari is buggy in the
-          // sense that it scrolls the page for all Ctrl+scrolling key
-          // combinations. For e.g. Ctrl+pgup/pgdn/up/down, etc.
-          case VKEY_HOME:
-          case VKEY_END:
-            break;
-          default:
-            return false;
-        }
-      }
-      if (!event.isSystemKey && !(event.modifiers & WebInputEvent::ShiftKey)) {
-        return ScrollViewWithKeyboard(event.windowsKeyCode, event.modifiers);
-      }
-      break;
-    }
-
-    default:
-      break;
-  }
-  return false;
-}
-
-bool WebViewImpl::ScrollViewWithKeyboard(int key_code, int modifiers) {
-  ScrollDirection scroll_direction;
-  ScrollGranularity scroll_granularity;
-
-  switch (key_code) {
-    case VKEY_LEFT:
-      scroll_direction = ScrollLeft;
-      scroll_granularity = ScrollByLine;
-      break;
-    case VKEY_RIGHT:
-      scroll_direction = ScrollRight;
-      scroll_granularity = ScrollByLine;
-      break;
-    case VKEY_UP:
-      scroll_direction = ScrollUp;
-      scroll_granularity = ScrollByLine;
-      break;
-    case VKEY_DOWN:
-      scroll_direction = ScrollDown;
-      scroll_granularity = ScrollByLine;
-      break;
-    case VKEY_HOME:
-      scroll_direction = ScrollUp;
-      scroll_granularity = ScrollByDocument;
-      break;
-    case VKEY_END:
-      scroll_direction = ScrollDown;
-      scroll_granularity = ScrollByDocument;
-      break;
-    case VKEY_PRIOR:  // page up
-      scroll_direction = ScrollUp;
-      scroll_granularity = ScrollByPage;
-      break;
-    case VKEY_NEXT:  // page down
-      scroll_direction = ScrollDown;
-      scroll_granularity = ScrollByPage;
-      break;
-    default:
-      return false;
-  }
-
-  return PropagateScroll(scroll_direction, scroll_granularity);
-}
-
-bool WebViewImpl::PropagateScroll(
-    WebCore::ScrollDirection scroll_direction,
-    WebCore::ScrollGranularity scroll_granularity) {
-
-  Frame* frame = GetFocusedWebCoreFrame();
-  if (!frame)
-    return false;
-
-  bool scroll_handled =
-      frame->eventHandler()->scrollOverflow(scroll_direction,
-                                            scroll_granularity);
-  Frame* current_frame = frame;
-  while (!scroll_handled && current_frame) {
-    scroll_handled = current_frame->view()->scroll(scroll_direction,
-                                                   scroll_granularity);
-    current_frame = current_frame->tree()->parent();
-  }
-  return scroll_handled;
-}
-
-Frame* WebViewImpl::GetFocusedWebCoreFrame() {
-  return page_.get() ? page_->focusController()->focusedOrMainFrame() : NULL;
-}
-
-// static
-WebViewImpl* WebViewImpl::FromPage(WebCore::Page* page) {
-  if (!page)
-    return NULL;
-
-  return static_cast<ChromeClientImpl*>(page->chrome()->client())->webview();
-}
-
-// WebWidget ------------------------------------------------------------------
-
-void WebViewImpl::close() {
-  RefPtr<WebFrameImpl> main_frame;
-
-  if (page_.get()) {
-    // Initiate shutdown for the entire frameset.  This will cause a lot of
-    // notifications to be sent.
-    if (page_->mainFrame()) {
-      main_frame = WebFrameImpl::FromFrame(page_->mainFrame());
-      page_->mainFrame()->loader()->frameDetached();
-    }
-    page_.clear();
-  }
-
-  // Should happen after page_.reset().
-  if (devtools_agent_.get())
-    devtools_agent_.clear();
-
-  // We drop the client after the page has been destroyed to support the
-  // WebFrameClient::didDestroyScriptContext method.
-  if (main_frame)
-    main_frame->drop_client();
-
-  // Reset the delegate to prevent notifications being sent as we're being
-  // deleted.
-  client_ = NULL;
-
-  deref();  // Balances ref() acquired in WebView::create
-}
-
-void WebViewImpl::resize(const WebSize& new_size) {
-  if (size_ == new_size)
-    return;
-  size_ = new_size;
-
-  if (main_frame()->frameview()) {
-    main_frame()->frameview()->resize(size_.width, size_.height);
-    main_frame()->frame()->eventHandler()->sendResizeEvent();
-  }
-
-  if (client_) {
-    WebRect damaged_rect(0, 0, size_.width, size_.height);
-    client_->didInvalidateRect(damaged_rect);
-  }
-}
-
-void WebViewImpl::layout() {
-  WebFrameImpl* webframe = main_frame();
-  if (webframe) {
-    // In order for our child HWNDs (NativeWindowWidgets) to update properly,
-    // they need to be told that we are updating the screen.  The problem is
-    // that the native widgets need to recalculate their clip region and not
-    // overlap any of our non-native widgets.  To force the resizing, call
-    // setFrameRect().  This will be a quick operation for most frames, but
-    // the NativeWindowWidgets will update a proper clipping region.
-    FrameView* view = webframe->frameview();
-    if (view)
-      view->setFrameRect(view->frameRect());
-
-    // setFrameRect may have the side-effect of causing existing page
-    // layout to be invalidated, so layout needs to be called last.
-
-    webframe->Layout();
-  }
-}
-
-void WebViewImpl::paint(WebCanvas* canvas, const WebRect& rect) {
-  WebFrameImpl* webframe = main_frame();
-  if (webframe)
-    webframe->Paint(canvas, rect);
-}
-
-// TODO(eseidel): g_current_input_event should be removed once
-// ChromeClient:show() can get the current-event information from WebCore.
-/* static */
-const WebInputEvent* WebViewImpl::g_current_input_event = NULL;
-
-bool WebViewImpl::handleInputEvent(const WebInputEvent& input_event) {
-  // If we've started a drag and drop operation, ignore input events until
-  // we're done.
-  if (doing_drag_and_drop_)
-    return true;
-
-  if (ignore_input_events_)
-    return true;
-
-  // TODO(eseidel): Remove g_current_input_event.
-  // This only exists to allow ChromeClient::show() to know which mouse button
-  // triggered a window.open event.
-  // Safari must perform a similar hack, ours is in our WebKit glue layer
-  // theirs is in the application.  This should go when WebCore can be fixed
-  // to pass more event information to ChromeClient::show()
-  g_current_input_event = &input_event;
-
-  bool handled = true;
-
-  // TODO(jcampan): WebKit seems to always return false on mouse events
-  // processing methods. For now we'll assume it has processed them (as we are
-  // only interested in whether keyboard events are processed).
-  switch (input_event.type) {
-    case WebInputEvent::MouseMove:
-      MouseMove(*static_cast<const WebMouseEvent*>(&input_event));
-      break;
-
-    case WebInputEvent::MouseLeave:
-      MouseLeave(*static_cast<const WebMouseEvent*>(&input_event));
-      break;
-
-    case WebInputEvent::MouseWheel:
-      MouseWheel(*static_cast<const WebMouseWheelEvent*>(&input_event));
-      break;
-
-    case WebInputEvent::MouseDown:
-      MouseDown(*static_cast<const WebMouseEvent*>(&input_event));
-      break;
-
-    case WebInputEvent::MouseUp:
-      MouseUp(*static_cast<const WebMouseEvent*>(&input_event));
-      break;
-
-    case WebInputEvent::RawKeyDown:
-    case WebInputEvent::KeyDown:
-    case WebInputEvent::KeyUp:
-      handled = KeyEvent(*static_cast<const WebKeyboardEvent*>(&input_event));
-      break;
-
-    case WebInputEvent::Char:
-      handled = CharEvent(*static_cast<const WebKeyboardEvent*>(&input_event));
-      break;
-    default:
-      handled = false;
-  }
-
-  g_current_input_event = NULL;
-
-  return handled;
-}
-
-void WebViewImpl::mouseCaptureLost() {
-}
-
-void WebViewImpl::setFocus(bool enable) {
-  page_->focusController()->setFocused(enable);
-  if (enable) {
-    // Note that we don't call setActive() when disabled as this cause extra
-    // focus/blur events to be dispatched.
-    page_->focusController()->setActive(true);
-    ime_accept_events_ = true;
-  } else {
-    HideAutoCompletePopup();
-
-    // Clear focus on the currently focused frame if any.
-    if (!page_.get())
-      return;
-
-    Frame* frame = page_->mainFrame();
-    if (!frame)
-      return;
-
-    RefPtr<Frame> focused_frame = page_->focusController()->focusedFrame();
-    if (focused_frame.get()) {
-      // Finish an ongoing composition to delete the composition node.
-      Editor* editor = focused_frame->editor();
-      if (editor && editor->hasComposition())
-        editor->confirmComposition();
-      ime_accept_events_ = false;
-    }
-  }
-}
-
-bool WebViewImpl::handleCompositionEvent(WebCompositionCommand command,
-                                         int cursor_position,
-                                         int target_start,
-                                         int target_end,
-                                         const WebString& ime_string) {
-  Frame* focused = GetFocusedWebCoreFrame();
-  if (!focused || !ime_accept_events_) {
-    return false;
-  }
-  Editor* editor = focused->editor();
-  if (!editor)
-    return false;
-  if (!editor->canEdit()) {
-    // The input focus has been moved to another WebWidget object.
-    // We should use this |editor| object only to complete the ongoing
-    // composition.
-    if (!editor->hasComposition())
-      return false;
-  }
-
-  // We should verify the parent node of this IME composition node are
-  // editable because JavaScript may delete a parent node of the composition
-  // node. In this case, WebKit crashes while deleting texts from the parent
-  // node, which doesn't exist any longer.
-  PassRefPtr<Range> range = editor->compositionRange();
-  if (range) {
-    const Node* node = range->startPosition().node();
-    if (!node || !node->isContentEditable())
-      return false;
-  }
-
-  if (command == WebCompositionCommandDiscard) {
-    // A browser process sent an IPC message which does not contain a valid
-    // string, which means an ongoing composition has been canceled.
-    // If the ongoing composition has been canceled, replace the ongoing
-    // composition string with an empty string and complete it.
-    WebCore::String empty_string;
-    WTF::Vector<WebCore::CompositionUnderline> empty_underlines;
-    editor->setComposition(empty_string, empty_underlines, 0, 0);
-  } else {
-    // A browser process sent an IPC message which contains a string to be
-    // displayed in this Editor object.
-    // To display the given string, set the given string to the
-    // m_compositionNode member of this Editor object and display it.
-    if (target_start < 0)
-      target_start = 0;
-    if (target_end < 0)
-      target_end = static_cast<int>(ime_string.length());
-    WebCore::String composition_string(
-        webkit_glue::WebStringToString(ime_string));
-    // Create custom underlines.
-    // To emphasize the selection, the selected region uses a solid black
-    // for its underline while other regions uses a pale gray for theirs.
-    WTF::Vector<WebCore::CompositionUnderline> underlines(3);
-    underlines[0].startOffset = 0;
-    underlines[0].endOffset = target_start;
-    underlines[0].thick = true;
-    underlines[0].color.setRGB(0xd3, 0xd3, 0xd3);
-    underlines[1].startOffset = target_start;
-    underlines[1].endOffset = target_end;
-    underlines[1].thick = true;
-    underlines[1].color.setRGB(0x00, 0x00, 0x00);
-    underlines[2].startOffset = target_end;
-    underlines[2].endOffset = static_cast<int>(ime_string.length());
-    underlines[2].thick = true;
-    underlines[2].color.setRGB(0xd3, 0xd3, 0xd3);
-    // When we use custom underlines, WebKit ("InlineTextBox.cpp" Line 282)
-    // prevents from writing a text in between 'selectionStart' and
-    // 'selectionEnd' somehow.
-    // Therefore, we use the 'cursor_position' for these arguments so that
-    // there are not any characters in the above region.
-    editor->setComposition(composition_string, underlines,
-                           cursor_position, cursor_position);
-    // The given string is a result string, which means the ongoing
-    // composition has been completed. I have to call the
-    // Editor::confirmCompletion() and complete this composition.
-    if (command == WebCompositionCommandConfirm)
-      editor->confirmComposition();
-  }
-
-  return editor->hasComposition();
-}
-
-bool WebViewImpl::queryCompositionStatus(bool* enable_ime,
-                                         WebRect* caret_rect) {
-  // Store whether the selected node needs IME and the caret rectangle.
-  // This process consists of the following four steps:
-  //  1. Retrieve the selection controller of the focused frame;
-  //  2. Retrieve the caret rectangle from the controller;
-  //  3. Convert the rectangle, which is relative to the parent view, to the
-  //     one relative to the client window, and;
-  //  4. Store the converted rectangle.
-  const Frame* focused = GetFocusedWebCoreFrame();
-  if (!focused)
-    return false;
-
-  const Editor* editor = focused->editor();
-  if (!editor || !editor->canEdit())
-    return false;
-
-  SelectionController* controller = focused->selection();
-  if (!controller)
-    return false;
-
-  const Node* node = controller->start().node();
-  if (!node)
-    return false;
-
-  *enable_ime = node->shouldUseInputMethod() &&
-      !controller->isInPasswordField();
-  const FrameView* view = node->document()->view();
-  if (!view)
-    return false;
-
-  *caret_rect = webkit_glue::IntRectToWebRect(
-      view->contentsToWindow(controller->absoluteCaretBounds()));
-  return true;
-}
-
-void WebViewImpl::setTextDirection(WebTextDirection direction) {
-  // The Editor::setBaseWritingDirection() function checks if we can change
-  // the text direction of the selected node and updates its DOM "dir"
-  // attribute and its CSS "direction" property.
-  // So, we just call the function as Safari does.
-  const Frame* focused = GetFocusedWebCoreFrame();
-  if (!focused)
-    return;
-
-  Editor* editor = focused->editor();
-  if (!editor || !editor->canEdit())
-    return;
-
-  switch (direction) {
-    case WebTextDirectionDefault:
-      editor->setBaseWritingDirection(WebCore::NaturalWritingDirection);
-      break;
-
-    case WebTextDirectionLeftToRight:
-      editor->setBaseWritingDirection(WebCore::LeftToRightWritingDirection);
-      break;
-
-    case WebTextDirectionRightToLeft:
-      editor->setBaseWritingDirection(WebCore::RightToLeftWritingDirection);
-      break;
-
-    default:
-      notImplemented();
-      break;
-  }
-}
-
-// WebView --------------------------------------------------------------------
-
-WebSettings* WebViewImpl::settings() {
-  if (!web_settings_.get())
-    web_settings_.set(new WebSettingsImpl(page_->settings()));
-  ASSERT(web_settings_.get());
-  return web_settings_.get();
-}
-
-WebString WebViewImpl::pageEncoding() const {
-  if (!page_.get())
-    return WebString();
-
-  String encoding_name = page_->mainFrame()->loader()->encoding();
-  return webkit_glue::StringToWebString(encoding_name);
-}
-
-void WebViewImpl::setPageEncoding(const WebString& encoding_name) {
-  if (!page_.get())
-    return;
-
-  // Only change override encoding, don't change default encoding.
-  // Note that the new encoding must be NULL if it isn't supposed to be set.
-  String new_encoding_name;
-  if (!encoding_name.isEmpty())
-    new_encoding_name = webkit_glue::WebStringToString(encoding_name);
-  page_->mainFrame()->loader()->reloadWithOverrideEncoding(new_encoding_name);
-}
-
-bool WebViewImpl::dispatchBeforeUnloadEvent() {
-  // TODO(creis): This should really cause a recursive depth-first walk of all
-  // frames in the tree, calling each frame's onbeforeunload.  At the moment,
-  // we're consistent with Safari 3.1, not IE/FF.
-  Frame* frame = page_->focusController()->focusedOrMainFrame();
-  if (!frame)
-    return true;
-
-  return frame->shouldClose();
-}
-
-void WebViewImpl::dispatchUnloadEvent() {
-  // Run unload handlers.
-  page_->mainFrame()->loader()->closeURL();
-}
-
-WebFrame* WebViewImpl::mainFrame() {
-  return main_frame();
-}
-
-WebFrame* WebViewImpl::findFrameByName(
-    const WebString& name, WebFrame* relative_to_frame) {
-  String name_str = webkit_glue::WebStringToString(name);
-  if (!relative_to_frame)
-    relative_to_frame = mainFrame();
-  Frame* frame = static_cast<WebFrameImpl*>(relative_to_frame)->frame();
-  frame = frame->tree()->find(name_str);
-  return WebFrameImpl::FromFrame(frame);
-}
-
-WebFrame* WebViewImpl::focusedFrame() {
-  return WebFrameImpl::FromFrame(GetFocusedWebCoreFrame());
-}
-
-void WebViewImpl::setFocusedFrame(WebFrame* frame) {
-  if (!frame) {
-    // Clears the focused frame if any.
-    Frame* frame = GetFocusedWebCoreFrame();
-    if (frame)
-      frame->selection()->setFocused(false);
-    return;
-  }
-  WebFrameImpl* frame_impl = static_cast<WebFrameImpl*>(frame);
-  WebCore::Frame* webcore_frame = frame_impl->frame();
-  webcore_frame->page()->focusController()->setFocusedFrame(webcore_frame);
-}
-
-void WebViewImpl::setInitialFocus(bool reverse) {
-  if (!page_.get())
-    return;
-
-  // Since we don't have a keyboard event, we'll create one.
-  WebKeyboardEvent keyboard_event;
-  keyboard_event.type = WebInputEvent::RawKeyDown;
-  if (reverse)
-    keyboard_event.modifiers = WebInputEvent::ShiftKey;
-
-  // VK_TAB which is only defined on Windows.
-  keyboard_event.windowsKeyCode = 0x09;
-  PlatformKeyboardEventBuilder platform_event(keyboard_event);
-  RefPtr<KeyboardEvent> webkit_event =
-      KeyboardEvent::create(platform_event, NULL);
-  page()->focusController()->setInitialFocus(
-      reverse ? WebCore::FocusDirectionBackward :
-                WebCore::FocusDirectionForward,
-      webkit_event.get());
-}
-
-void WebViewImpl::clearFocusedNode() {
-  if (!page_.get())
-    return;
-
-  RefPtr<Frame> frame = page_->mainFrame();
-  if (!frame.get())
-    return;
-
-  RefPtr<Document> document = frame->document();
-  if (!document.get())
-    return;
-
-  RefPtr<Node> old_focused_node = document->focusedNode();
-
-  // Clear the focused node.
-  document->setFocusedNode(NULL);
-
-  if (!old_focused_node.get())
-    return;
-
-  // If a text field has focus, we need to make sure the selection controller
-  // knows to remove selection from it. Otherwise, the text field is still
-  // processing keyboard events even though focus has been moved to the page and
-  // keystrokes get eaten as a result.
-  if (old_focused_node->hasTagName(HTMLNames::textareaTag) ||
-      (old_focused_node->hasTagName(HTMLNames::inputTag) &&
-       static_cast<HTMLInputElement*>(old_focused_node.get())->isTextField())) {
-    // Clear the selection.
-    SelectionController* selection = frame->selection();
-    selection->clear();
-  }
-}
-
-void WebViewImpl::zoomIn(bool text_only) {
-  Frame* frame = main_frame()->frame();
-  double multiplier = std::min(std::pow(kTextSizeMultiplierRatio,
-                                        zoom_level_ + 1),
-                               kMaxTextSizeMultiplier);
-  float zoom_factor = static_cast<float>(multiplier);
-  if (zoom_factor != frame->zoomFactor()) {
-    ++zoom_level_;
-    frame->setZoomFactor(zoom_factor, text_only);
-  }
-}
-
-void WebViewImpl::zoomOut(bool text_only) {
-  Frame* frame = main_frame()->frame();
-  double multiplier = std::max(std::pow(kTextSizeMultiplierRatio,
-                                        zoom_level_ - 1),
-                               kMinTextSizeMultiplier);
-  float zoom_factor = static_cast<float>(multiplier);
-  if (zoom_factor != frame->zoomFactor()) {
-    --zoom_level_;
-    frame->setZoomFactor(zoom_factor, text_only);
-  }
-}
-
-void WebViewImpl::zoomDefault() {
-  // We don't change the zoom mode (text only vs. full page) here. We just want
-  // to reset whatever is already set.
-  zoom_level_ = 0;
-  main_frame()->frame()->setZoomFactor(
-      1.0f,
-      main_frame()->frame()->isZoomFactorTextOnly());
-}
-
-void WebViewImpl::performMediaPlayerAction(const WebMediaPlayerAction& action,
-                                           const WebPoint& location) {
-  HitTestResult result =
-      HitTestResultForWindowPos(webkit_glue::WebPointToIntPoint(location));
-  WTF::RefPtr<WebCore::Node> node = result.innerNonSharedNode();
-  if (!node->hasTagName(WebCore::HTMLNames::videoTag) &&
-      !node->hasTagName(WebCore::HTMLNames::audioTag))
-    return;
-
-  WTF::RefPtr<WebCore::HTMLMediaElement> media_element =
-      static_pointer_cast<WebCore::HTMLMediaElement>(node);
-  switch (action.type) {
-    case WebMediaPlayerAction::Play:
-      if (action.enable) {
-        media_element->play();
-      } else {
-        media_element->pause();
-      }
-      break;
-    case WebMediaPlayerAction::Mute:
-      media_element->setMuted(action.enable);
-      break;
-    case WebMediaPlayerAction::Loop:
-      media_element->setLoop(action.enable);
-      break;
-    default:
-      ASSERT_NOT_REACHED();
-  }
-}
-
-void WebViewImpl::copyImageAt(const WebPoint& point) {
-  if (!page_.get())
-    return;
-
-  HitTestResult result =
-      HitTestResultForWindowPos(webkit_glue::WebPointToIntPoint(point));
-
-  if (result.absoluteImageURL().isEmpty()) {
-    // There isn't actually an image at these coordinates.  Might be because
-    // the window scrolled while the context menu was open or because the page
-    // changed itself between when we thought there was an image here and when
-    // we actually tried to retreive the image.
-    //
-    // TODO: implement a cache of the most recent HitTestResult to avoid having
-    //       to do two hit tests.
-    return;
-  }
-
-  page_->mainFrame()->editor()->copyImage(result);
-}
-
-void WebViewImpl::dragSourceEndedAt(
-    const WebPoint& client_point,
-    const WebPoint& screen_point,
-    WebDragOperation operation) {
-  PlatformMouseEvent pme(webkit_glue::WebPointToIntPoint(client_point),
-                         webkit_glue::WebPointToIntPoint(screen_point),
-                         LeftButton, MouseEventMoved, 0, false, false, false,
-                         false, 0);
-  page_->mainFrame()->eventHandler()->dragSourceEndedAt(pme,
-      static_cast<WebCore::DragOperation>(operation));
-}
-
-void WebViewImpl::dragSourceMovedTo(
-    const WebPoint& client_point,
-    const WebPoint& screen_point) {
-  PlatformMouseEvent pme(webkit_glue::WebPointToIntPoint(client_point),
-                         webkit_glue::WebPointToIntPoint(screen_point),
-                         LeftButton, MouseEventMoved, 0, false, false, false,
-                         false, 0);
-  page_->mainFrame()->eventHandler()->dragSourceMovedTo(pme);
-}
-
-void WebViewImpl::dragSourceSystemDragEnded() {
-  // It's possible for us to get this callback while not doing a drag if
-  // it's from a previous page that got unloaded.
-  if (doing_drag_and_drop_) {
-    page_->dragController()->dragEnded();
-    doing_drag_and_drop_ = false;
-  }
-}
-
-WebDragOperation WebViewImpl::dragTargetDragEnter(
-    const WebDragData& web_drag_data, int identity,
-    const WebPoint& client_point,
-    const WebPoint& screen_point,
-    WebDragOperationsMask operations_allowed) {
-  ASSERT(!current_drag_data_.get());
-
-  current_drag_data_ =
-      webkit_glue::WebDragDataToChromiumDataObject(web_drag_data);
-  drag_identity_ = identity;
-  operations_allowed_ = operations_allowed;
-
-  DragData drag_data(
-      current_drag_data_.get(),
-      webkit_glue::WebPointToIntPoint(client_point),
-      webkit_glue::WebPointToIntPoint(screen_point),
-      static_cast<WebCore::DragOperation>(operations_allowed));
-
-  drop_effect_ = DROP_EFFECT_DEFAULT;
-  drag_target_dispatch_ = true;
-  DragOperation effect = page_->dragController()->dragEntered(&drag_data);
-  // Mask the operation against the drag source's allowed operations.
-  if ((effect & drag_data.draggingSourceOperationMask()) != effect) {
-    effect = DragOperationNone;
-  }
-  drag_target_dispatch_ = false;
-
-  if (drop_effect_ != DROP_EFFECT_DEFAULT)
-    drag_operation_ = (drop_effect_ != DROP_EFFECT_NONE) ?
-        WebDragOperationCopy : WebDragOperationNone;
-  else
-    drag_operation_ = static_cast<WebDragOperation>(effect);
-  return drag_operation_;
-}
-
-WebDragOperation WebViewImpl::dragTargetDragOver(
-    const WebPoint& client_point,
-    const WebPoint& screen_point,
-    WebDragOperationsMask operations_allowed) {
-  ASSERT(current_drag_data_.get());
-
-  operations_allowed_ = operations_allowed;
-  DragData drag_data(
-      current_drag_data_.get(),
-      webkit_glue::WebPointToIntPoint(client_point),
-      webkit_glue::WebPointToIntPoint(screen_point),
-      static_cast<WebCore::DragOperation>(operations_allowed));
-
-  drop_effect_ = DROP_EFFECT_DEFAULT;
-  drag_target_dispatch_ = true;
-  DragOperation effect = page_->dragController()->dragUpdated(&drag_data);
-  // Mask the operation against the drag source's allowed operations.
-  if ((effect & drag_data.draggingSourceOperationMask()) != effect) {
-    effect = DragOperationNone;
-  }
-  drag_target_dispatch_ = false;
-
-  if (drop_effect_ != DROP_EFFECT_DEFAULT)
-    drag_operation_ = (drop_effect_ != DROP_EFFECT_NONE) ?
-        WebDragOperationCopy : WebDragOperationNone;
-  else
-    drag_operation_ = static_cast<WebDragOperation>(effect);
-  return drag_operation_;
-}
-
-void WebViewImpl::dragTargetDragLeave() {
-  ASSERT(current_drag_data_.get());
-
-  DragData drag_data(
-      current_drag_data_.get(),
-      IntPoint(),
-      IntPoint(),
-      static_cast<WebCore::DragOperation>(operations_allowed_));
-
-  drag_target_dispatch_ = true;
-  page_->dragController()->dragExited(&drag_data);
-  drag_target_dispatch_ = false;
-
-  current_drag_data_ = NULL;
-  drop_effect_ = DROP_EFFECT_DEFAULT;
-  drag_operation_ = WebDragOperationNone;
-  drag_identity_ = 0;
-}
-
-void WebViewImpl::dragTargetDrop(const WebPoint& client_point,
-                                 const WebPoint& screen_point) {
-  ASSERT(current_drag_data_.get());
-
-  // If this webview transitions from the "drop accepting" state to the "not
-  // accepting" state, then our IPC message reply indicating that may be in-
-  // flight, or else delayed by javascript processing in this webview.  If a
-  // drop happens before our IPC reply has reached the browser process, then
-  // the browser forwards the drop to this webview.  So only allow a drop to
-  // proceed if our webview drag_operation_ state is not DragOperationNone.
-
-  if (drag_operation_ == WebDragOperationNone) {  // IPC RACE CONDITION: do not allow this drop.
-    dragTargetDragLeave();
-    return;
-  }
-
-  DragData drag_data(
-      current_drag_data_.get(),
-      webkit_glue::WebPointToIntPoint(client_point),
-      webkit_glue::WebPointToIntPoint(screen_point),
-      static_cast<WebCore::DragOperation>(operations_allowed_));
-
-  drag_target_dispatch_ = true;
-  page_->dragController()->performDrag(&drag_data);
-  drag_target_dispatch_ = false;
-
-  current_drag_data_ = NULL;
-  drop_effect_ = DROP_EFFECT_DEFAULT;
-  drag_operation_ = WebDragOperationNone;
-  drag_identity_ = 0;
-}
-
-int WebViewImpl::dragIdentity() {
-  if (drag_target_dispatch_)
-    return drag_identity_;
-  return 0;
-}
-
-void WebViewImpl::inspectElementAt(const WebPoint& point) {
-  if (!page_.get())
-    return;
-
-  if (point.x == -1 || point.y == -1) {
-    page_->inspectorController()->inspect(NULL);
-  } else {
-    HitTestResult result =
-        HitTestResultForWindowPos(webkit_glue::WebPointToIntPoint(point));
-
-    if (!result.innerNonSharedNode())
-      return;
-
-    page_->inspectorController()->inspect(result.innerNonSharedNode());
-  }
-}
-
-WebString WebViewImpl::inspectorSettings() const {
-  return inspector_settings_;
-}
-
-void WebViewImpl::setInspectorSettings(const WebString& settings) {
-  inspector_settings_ = settings;
-}
-
-WebDevToolsAgent* WebViewImpl::devToolsAgent() {
-  return devtools_agent_.get();
-}
-
-WebAccessibilityObject WebViewImpl::accessibilityObject() {
-  if (!main_frame())
-    return WebAccessibilityObject();
-
-  WebCore::Document* document = main_frame()->frame()->document();
-
-  return AccessibilityObjectToWebAccessibilityObject(
-      document->axObjectCache()->getOrCreate(document->renderer()));
-}
-
-void WebViewImpl::applyAutofillSuggestions(
-    const WebNode& node,
-    const WebVector<WebString>& suggestions,
-    int default_suggestion_index) {
-  if (!page_.get() || suggestions.isEmpty()) {
-    HideAutoCompletePopup();
-    return;
-  }
-
-  ASSERT(default_suggestion_index < static_cast<int>(suggestions.size()));
-
-  if (RefPtr<Frame> focused = page_->focusController()->focusedFrame()) {
-    RefPtr<Document> document = focused->document();
-    if (!document.get()) {
-      HideAutoCompletePopup();
-      return;
-    }
-
-    RefPtr<Node> focused_node = document->focusedNode();
-    // If the node for which we queried the autofill suggestions is not the
-    // focused node, then we have nothing to do.
-    // TODO(jcampan): also check the carret is at the end and that the text has
-    // not changed.
-    if (!focused_node.get() ||
-        focused_node != webkit_glue::WebNodeToNode(node)) {
-      HideAutoCompletePopup();
-      return;
-    }
-
-    if (!focused_node->hasTagName(WebCore::HTMLNames::inputTag)) {
-      ASSERT_NOT_REACHED();
-      return;
-    }
-
-    WebCore::HTMLInputElement* input_elem =
-        static_cast<WebCore::HTMLInputElement*>(focused_node.get());
-
-    // The first time the autocomplete is shown we'll create the client and the
-    // popup.
-    if (!autocomplete_popup_client_.get())
-      autocomplete_popup_client_.set(new AutocompletePopupMenuClient(this));
-    autocomplete_popup_client_->Init(input_elem,
-                                     suggestions,
-                                     default_suggestion_index);
-    if (!autocomplete_popup_.get()) {
-      autocomplete_popup_ =
-          WebCore::PopupContainer::create(autocomplete_popup_client_.get(),
-                                          kAutocompletePopupSettings);
-    }
-
-    if (autocomplete_popup_showing_) {
-      autocomplete_popup_client_->SetSuggestions(suggestions);
-      RefreshAutofillPopup();
-    } else {
-      autocomplete_popup_->show(focused_node->getRect(),
-                                focused_node->ownerDocument()->view(), 0);
-      autocomplete_popup_showing_ = true;
-    }
-  }
-}
-
-void WebViewImpl::hideAutofillPopup() {
-  HideAutoCompletePopup();
-}
-
-// WebView --------------------------------------------------------------------
-
-bool WebViewImpl::setDropEffect(bool accept) {
-  if (drag_target_dispatch_) {
-    drop_effect_ = accept ? DROP_EFFECT_COPY : DROP_EFFECT_NONE;
-    return true;
-  } else {
-    return false;
-  }
-}
-
-WebDevToolsAgentImpl* WebViewImpl::GetWebDevToolsAgentImpl() {
-  return devtools_agent_.get();
-}
-
-void WebViewImpl::setIsTransparent(bool is_transparent) {
-  // Set any existing frames to be transparent.
-  WebCore::Frame* frame = page_->mainFrame();
-  while (frame) {
-    frame->view()->setTransparent(is_transparent);
-    frame = frame->tree()->traverseNext();
-  }
-
-  // Future frames check this to know whether to be transparent.
-  is_transparent_ = is_transparent;
-}
-
-bool WebViewImpl::isTransparent() const {
-  return is_transparent_;
-}
-
-void WebViewImpl::setIsActive(bool active) {
-  if (page() && page()->focusController())
-    page()->focusController()->setActive(active);
-}
-
-bool WebViewImpl::isActive() const {
-  return (page() && page()->focusController())
-      ? page()->focusController()->isActive()
-      : false;
-}
-
-void WebViewImpl::DidCommitLoad(bool* is_new_navigation) {
-  if (is_new_navigation)
-    *is_new_navigation = observed_new_navigation_;
-
-#ifndef NDEBUG
-  ASSERT(!observed_new_navigation_ ||
-    page_->mainFrame()->loader()->documentLoader() == new_navigation_loader_);
-  new_navigation_loader_ = NULL;
-#endif
-  observed_new_navigation_ = false;
-}
-
-// static
-bool WebViewImpl::NavigationPolicyFromMouseEvent(unsigned short button,
-                                                 bool ctrl, bool shift,
-                                                 bool alt, bool meta,
-                                                 WebNavigationPolicy* policy) {
-#if PLATFORM(WIN_OS) || PLATFORM(LINUX) || PLATFORM(FREEBSD)
-  const bool new_tab_modifier = (button == 1) || ctrl;
-#elif PLATFORM(DARWIN)
-  const bool new_tab_modifier = (button == 1) || meta;
-#endif
-  if (!new_tab_modifier && !shift && !alt)
-    return false;
-
-  ASSERT(policy);
-  if (new_tab_modifier) {
-    if (shift) {
-      *policy = WebKit::WebNavigationPolicyNewForegroundTab;
-    } else {
-      *policy = WebKit::WebNavigationPolicyNewBackgroundTab;
-    }
-  } else {
-    if (shift) {
-      *policy = WebKit::WebNavigationPolicyNewWindow;
-    } else {
-      *policy = WebKit::WebNavigationPolicyDownload;
-    }
-  }
-  return true;
-}
-
-void WebViewImpl::StartDragging(const WebPoint& event_pos,
-                                const WebDragData& drag_data,
-                                WebDragOperationsMask mask) {
-  if (!client_)
-    return;
-  ASSERT(!doing_drag_and_drop_);
-  doing_drag_and_drop_ = true;
-  client_->startDragging(event_pos, drag_data, mask);
-}
-
-void WebViewImpl::SetCurrentHistoryItem(WebCore::HistoryItem* item) {
-  back_forward_list_client_impl_.SetCurrentHistoryItem(item);
-}
-
-WebCore::HistoryItem* WebViewImpl::GetPreviousHistoryItem() {
-  return back_forward_list_client_impl_.GetPreviousHistoryItem();
-}
-
-void WebViewImpl::ObserveNewNavigation() {
-  observed_new_navigation_ = true;
-#ifndef NDEBUG
-  new_navigation_loader_ = page_->mainFrame()->loader()->documentLoader();
-#endif
-}
-
-void WebViewImpl::HideAutoCompletePopup() {
-  if (autocomplete_popup_showing_) {
-    autocomplete_popup_->hidePopup();
-    AutoCompletePopupDidHide();
-  }
-}
-
-void WebViewImpl::AutoCompletePopupDidHide() {
-  autocomplete_popup_showing_ = false;
-}
-
-void WebViewImpl::SetIgnoreInputEvents(bool new_value) {
-  ASSERT(ignore_input_events_ != new_value);
-  ignore_input_events_ = new_value;
-}
-
-#if ENABLE(NOTIFICATIONS)
-WebKit::NotificationPresenterImpl* WebViewImpl::GetNotificationPresenter() {
-  if (!notification_presenter_.isInitialized() && client_)
-    notification_presenter_.initialize(client_->notificationPresenter());
-  return &notification_presenter_;
-}
-#endif
-
-void WebViewImpl::RefreshAutofillPopup() {
-  ASSERT(autocomplete_popup_showing_);
-
-  // Hide the popup if it has become empty.
-  if (autocomplete_popup_client_->listSize() == 0) {
-    HideAutoCompletePopup();
-    return;
-  }
-
-  IntRect old_bounds = autocomplete_popup_->boundsRect();
-  autocomplete_popup_->refresh();
-  IntRect new_bounds = autocomplete_popup_->boundsRect();
-  // Let's resize the backing window if necessary.
-  if (old_bounds != new_bounds) {
-    WebPopupMenuImpl* popup_menu =
-        static_cast<WebPopupMenuImpl*>(autocomplete_popup_->client());
-    popup_menu->client()->setWindowRect(
-        webkit_glue::IntRectToWebRect(new_bounds));
-  }
-}
-
-Node* WebViewImpl::GetFocusedNode() {
-  Frame* frame = page_->focusController()->focusedFrame();
-  if (!frame)
-    return NULL;
-
-  Document* document = frame->document();
-  if (!document)
-    return NULL;
-
-  return document->focusedNode();
-}
-
-HitTestResult WebViewImpl::HitTestResultForWindowPos(const IntPoint& pos) {
-  IntPoint doc_point(
-      page_->mainFrame()->view()->windowToContents(pos));
-  return page_->mainFrame()->eventHandler()->
-      hitTestResultAtPoint(doc_point, false);
-}
-
-void WebViewImpl::setTabsToLinks(bool enable) {
-  tabs_to_links_ = enable;
-}
-
-bool WebViewImpl::tabsToLinks() const {
-  return tabs_to_links_;
-}