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

ui/events/events_stub.cc

Index: ui/events/events_stub.cc
diff --git a/ui/events/events_stub.cc b/ui/events/events_stub.cc
index f5e190d0b4d631e242e3c07e04b5655efd0a3ab6..5c8397400a5d4e4e64979a931d4a1ce8ff7748c7 100644
--- a/ui/events/events_stub.cc
+++ b/ui/events/events_stub.cc
@@ -142,4 +142,20 @@ bool IsCharFromNative(const base::NativeEvent& native_event) {
   return false;
 }
 
+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;
+}
+
+
 }  // namespace ui