Delay instantiating InputDeviceCapabilities until accessed.

third_party/WebKit/Source/core/html/HTMLAnchorElement.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Simon Hausmann <hausmann@kde.org>
  * Copyright (C) 2003, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights
  * reserved.
  *           (C) 2006 Graham Dennis (graham.dennis@gmail.com)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 131 matching lines @@
   return isLink();
 }
 
 bool HTMLAnchorElement::shouldHaveFocusAppearance() const {
   return !m_wasFocusedByMouse || HTMLElement::supportsFocus();
 }
 
 void HTMLAnchorElement::dispatchFocusEvent(
     Element* oldFocusedElement,
     WebFocusType type,
-    InputDeviceCapabilities* sourceCapabilities) {
+    const InputDeviceCapabilitiesValue& sourceCapabilities) {
   if (type != WebFocusTypePage)
     m_wasFocusedByMouse = type == WebFocusTypeMouse;
   HTMLElement::dispatchFocusEvent(oldFocusedElement, type, sourceCapabilities);
 }
 
 void HTMLAnchorElement::dispatchBlurEvent(
     Element* newFocusedElement,
     WebFocusType type,
-    InputDeviceCapabilities* sourceCapabilities) {
+    const InputDeviceCapabilitiesValue& sourceCapabilities) {
   if (type != WebFocusTypePage)
     m_wasFocusedByMouse = false;
   HTMLElement::dispatchBlurEvent(newFocusedElement, type, sourceCapabilities);
 }
 
 bool HTMLAnchorElement::isMouseFocusable() const {
   if (isLink())
     return supportsFocus();
 
   return HTMLElement::isMouseFocusable();
@@ skipping 311 matching lines @@
 }
 
 HTMLAnchorElement::NavigationHintSender*
 HTMLAnchorElement::ensureNavigationHintSender() {
   if (!m_navigationHintSender)
     m_navigationHintSender = NavigationHintSender::create(this);
   return m_navigationHintSender;
 }
 
 }  // namespace blink