Collapse the API surface on WebInputEvent via accessor functions.

third_party/WebKit/Source/web/WebPagePopupImpl.cpp

Index: third_party/WebKit/Source/web/WebPagePopupImpl.cpp
diff --git a/third_party/WebKit/Source/web/WebPagePopupImpl.cpp b/third_party/WebKit/Source/web/WebPagePopupImpl.cpp
index f75540807ab011d538b0ffb69988dac7f5bdf0c1..a3d487493e2da56dfd955d3ff0ca1604d06b823f 100644
--- a/third_party/WebKit/Source/web/WebPagePopupImpl.cpp
+++ b/third_party/WebKit/Source/web/WebPagePopupImpl.cpp
@@ -456,8 +456,8 @@ WebInputEventResult WebPagePopupImpl::handleGestureEvent(
   if (m_closing || !m_page || !m_page->mainFrame() ||
       !toLocalFrame(m_page->mainFrame())->view())
     return WebInputEventResult::NotHandled;
-  if ((event.type == WebInputEvent::GestureTap ||
-       event.type == WebInputEvent::GestureTapDown) &&
+  if ((event.type() == WebInputEvent::GestureTap ||
+       event.type() == WebInputEvent::GestureTapDown) &&
       !isViewportPointInWindow(event.x, event.y)) {
     cancel();
     return WebInputEventResult::NotHandled;