mojo: Plumb through sufficient context to make real blink::WebInputEvents.

ui/events/ozone/events_ozone.cc

Index: ui/events/ozone/events_ozone.cc
diff --git a/ui/events/ozone/events_ozone.cc b/ui/events/ozone/events_ozone.cc
index d5d75afe849a295a834c8b2a747277eac6dc851e..501009bc1675995a803b8bd8e43e565877c5e4c1 100644
--- a/ui/events/ozone/events_ozone.cc
+++ b/ui/events/ozone/events_ozone.cc
@@ -70,6 +70,21 @@ bool IsCharFromNative(const base::NativeEvent& native_event) {
   return event->is_char();
 }
 
+uint32 WindowsKeycodeFromNative(const base::NativeEvent& native_event) {
+  NOTIMPLEMENTED();
+  return 0;
+}
+
+uint16 TextFromNative(const base::NativeEvent& native_event) {
+  NOTIMPLEMENTED();
+  return 0;
+}
+
+uint16 UnmodifiedTextFromNative(const base::NativeEvent& native_event) {
+  NOTIMPLEMENTED();
+  return 0;
+}
+
 gfx::Vector2d GetMouseWheelOffset(const base::NativeEvent& native_event) {
   const ui::MouseWheelEvent* event =
       static_cast<const ui::MouseWheelEvent*>(native_event);