Collapse the API surface on WebInputEvent via accessor functions.

content/browser/renderer_host/render_widget_host_view_mac_unittest.mm

Index: content/browser/renderer_host/render_widget_host_view_mac_unittest.mm
diff --git a/content/browser/renderer_host/render_widget_host_view_mac_unittest.mm b/content/browser/renderer_host/render_widget_host_view_mac_unittest.mm
index a9361d3dccf273a2a7cf3dc38dede52a14500b83..1bb60b7c53be4b981ab4e9c2745962a01acb0230 100644
--- a/content/browser/renderer_host/render_widget_host_view_mac_unittest.mm
+++ b/content/browser/renderer_host/render_widget_host_view_mac_unittest.mm
@@ -91,7 +91,7 @@
 
 - (void)rendererHandledGestureScrollEvent:(const blink::WebGestureEvent&)event
                                  consumed:(BOOL)consumed {
-  if (!consumed && event.type == blink::WebInputEvent::GestureScrollUpdate)
+  if (!consumed && event.type() == blink::WebInputEvent::GestureScrollUpdate)
     unhandledWheelEventReceived_ = true;
 }
 
@@ -118,7 +118,7 @@ std::string GetInputMessageTypes(MockRenderProcessHost* process) {
     const blink::WebInputEvent* event = std::get<0>(params);
     if (i != 0)
       result += " ";
-    result += blink::WebInputEvent::GetName(event->type);
+    result += blink::WebInputEvent::GetName(event->type());
   }
   process->sink().ClearMessages();
   return result;