Wire events through to sample_app

mojo/examples/sample_app/native_viewport_client_impl.cc

Index: mojo/examples/sample_app/native_viewport_client_impl.cc
diff --git a/mojo/examples/sample_app/native_viewport_client_impl.cc b/mojo/examples/sample_app/native_viewport_client_impl.cc
index c956051a80436953cbad51d7820bd1230a10588f..387a64eb79076c4ba0d5865c984c249c2e1bf75b 100644
--- a/mojo/examples/sample_app/native_viewport_client_impl.cc
+++ b/mojo/examples/sample_app/native_viewport_client_impl.cc
@@ -6,6 +6,8 @@
 
 #include <stdio.h>
 
+#include "base/logging.h"
+
 namespace mojo {
 namespace examples {
 
@@ -32,5 +34,12 @@ void NativeViewportClientImpl::Open() {
 void NativeViewportClientImpl::DidOpen() {
 }
 
+void NativeViewportClientImpl::HandleEvent(const Event& event) {
+  if (!event.location().is_null()) {
+    LOG(INFO) << "Located Event @"
+              << event.location().x() << "," << event.location().y();
+  }
+}
+
 }  // namespace examples
 }  // namespace mojo