Track constant InputDeviceCapabilities objects per-window.

third_party/WebKit/Source/core/input/KeyboardEventManager.cpp

 // Copyright 2016 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 "KeyboardEventManager.h"
 
 #include "core/dom/DocumentUserGestureToken.h"
 #include "core/dom/Element.h"
 #include "core/editing/Editor.h"
 #include "core/events/KeyboardEvent.h"
 #include "core/html/HTMLDialogElement.h"
 #include "core/input/EventHandler.h"
 #include "core/input/EventHandlingUtil.h"
+#include "core/input/InputDeviceCapabilities.h"
 #include "core/input/ScrollManager.h"
 #include "core/layout/LayoutObject.h"
 #include "core/layout/LayoutTextControlSingleLine.h"
 #include "core/loader/FrameLoaderClient.h"
 #include "core/page/ChromeClient.h"
 #include "core/page/FocusController.h"
 #include "core/page/Page.h"
 #include "core/page/SpatialNavigation.h"
 #include "platform/KeyboardCodes.h"
 #include "platform/UserGestureIndicator.h"
@@ skipping 363 matching lines @@
   if (!page->tabKeyCyclesThroughElements())
     return;
 
   WebFocusType focusType =
       event->shiftKey() ? WebFocusTypeBackward : WebFocusTypeForward;
 
   // Tabs can be used in design mode editing.
   if (m_frame->document()->inDesignMode())
     return;
 
-  if (page->focusController().advanceFocus(
-          focusType,
-          InputDeviceCapabilities::doesntFireTouchEventsSourceCapabilities()))
+  if (page->focusController().advanceFocus(focusType,
+                                           m_frame->document()
+                                               ->domWindow()
+                                               ->getInputDeviceCapabilities()
+                                               ->firesTouchEvents(false)))
     event->setDefaultHandled();
 }
 
 void KeyboardEventManager::defaultEscapeEventHandler(KeyboardEvent* event) {
   if (HTMLDialogElement* dialog = m_frame->document()->activeModalDialog())
     dialog->dispatchEvent(Event::createCancelable(EventTypeNames::cancel));
 }
 
 static OverrideCapsLockState s_overrideCapsLockState;
 
@@ skipping 42 matching lines @@
   if (currentModifiers & ::cmdKey)
     modifiers |= WebInputEvent::MetaKey;
 #else
   // TODO(crbug.com/538289): Implement on other platforms.
   return static_cast<WebInputEvent::Modifiers>(0);
 #endif
   return static_cast<WebInputEvent::Modifiers>(modifiers);
 }
 
 }  // namespace blink