Delay instantiating InputDeviceCapabilities until accessed.

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

Index: third_party/WebKit/Source/core/html/HTMLAnchorElement.cpp
diff --git a/third_party/WebKit/Source/core/html/HTMLAnchorElement.cpp b/third_party/WebKit/Source/core/html/HTMLAnchorElement.cpp
index 332d249139ec932071b8f35d36519e08f88bf59b..c195472b935c8adb2bd79325b61ec1dfdf79674d 100644
--- a/third_party/WebKit/Source/core/html/HTMLAnchorElement.cpp
+++ b/third_party/WebKit/Source/core/html/HTMLAnchorElement.cpp
@@ -149,7 +149,7 @@ bool HTMLAnchorElement::shouldHaveFocusAppearance() const {
 void HTMLAnchorElement::dispatchFocusEvent(
     Element* oldFocusedElement,
     WebFocusType type,
-    InputDeviceCapabilities* sourceCapabilities) {
+    const InputDeviceCapabilitiesValue& sourceCapabilities) {
   if (type != WebFocusTypePage)
     m_wasFocusedByMouse = type == WebFocusTypeMouse;
   HTMLElement::dispatchFocusEvent(oldFocusedElement, type, sourceCapabilities);
@@ -158,7 +158,7 @@ void HTMLAnchorElement::dispatchFocusEvent(
 void HTMLAnchorElement::dispatchBlurEvent(
     Element* newFocusedElement,
     WebFocusType type,
-    InputDeviceCapabilities* sourceCapabilities) {
+    const InputDeviceCapabilitiesValue& sourceCapabilities) {
   if (type != WebFocusTypePage)
     m_wasFocusedByMouse = false;
   HTMLElement::dispatchBlurEvent(newFocusedElement, type, sourceCapabilities);