Track constant InputDeviceCapabilities objects per-window.

third_party/WebKit/Source/core/events/KeyboardEvent.cpp

 /**
  * Copyright (C) 2001 Peter Kelly (pmk@post.com)
  * Copyright (C) 2001 Tobias Anton (anton@stud.fbi.fh-darmstadt.de)
  * Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com)
  * Copyright (C) 2003, 2005, 2006, 2007 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  */
 
 #include "core/events/KeyboardEvent.h"
 
 #include "bindings/core/v8/DOMWrapperWorld.h"
 #include "bindings/core/v8/ScriptState.h"
 #include "core/editing/InputMethodController.h"
+#include "core/input/InputDeviceCapabilities.h"
 #include "platform/WindowsKeyboardCodes.h"
 #include "public/platform/Platform.h"
 #include "public/platform/WebInputEvent.h"
 #include "wtf/PtrUtil.h"
 
 namespace blink {
 
 namespace {
 
 const AtomicString& eventTypeForKeyboardEventType(WebInputEvent::Type type) {
@@ skipping 51 matching lines @@
 KeyboardEvent::KeyboardEvent(const WebKeyboardEvent& key,
                              LocalDOMWindow* domWindow)
     : UIEventWithKeyState(
           eventTypeForKeyboardEventType(key.type()),
           true,
           true,
           domWindow,
           0,
           static_cast<PlatformEvent::Modifiers>(key.modifiers()),
           TimeTicks::FromSeconds(key.timeStampSeconds()),
-          InputDeviceCapabilities::doesntFireTouchEventsSourceCapabilities()),
+          domWindow
+              ? domWindow->getInputDeviceCapabilities()->firesTouchEvents(false)
+              : nullptr),
       m_keyEvent(WTF::makeUnique<WebKeyboardEvent>(key)),
       // TODO(crbug.com/482880): Fix this initialization to lazy initialization.
       m_code(Platform::current()->domCodeStringFromEnum(key.domCode)),
       m_key(Platform::current()->domKeyStringFromEnum(key.domKey)),
       m_location(keyLocationCode(key)),
       m_isComposing(hasCurrentComposition(domWindow)) {
   initLocationModifiers(m_location);
 }
 
 KeyboardEvent::KeyboardEvent(const AtomicString& eventType,
@@ skipping 92 matching lines @@
       m_modifiers |= PlatformEvent::IsRight;
       break;
   }
 }
 
 DEFINE_TRACE(KeyboardEvent) {
   UIEventWithKeyState::trace(visitor);
 }
 
 }  // namespace blink