Implement event sender service for testing

sky/tools/tester/tester.cc

Index: sky/tools/tester/tester.cc
diff --git a/sky/tools/tester/tester.cc b/sky/tools/tester/tester.cc
index 44d87dd2ad51ef7c176411c519f7cd96dcb65f6f..c71a6f7516079945de27b51f856f81f23e7ba4ee 100644
--- a/sky/tools/tester/tester.cc
+++ b/sky/tools/tester/tester.cc
@@ -56,6 +56,8 @@ class SkyTester : public mojo::ApplicationDelegate,
   virtual bool ConfigureIncomingConnection(
       mojo::ApplicationConnection* connection) override {
     window_manager_app_->ConfigureIncomingConnection(connection);
+    if (test_runner_)

[eseidel, 2014/11/12 03:18:54]

Why the null check?

[abarth-chromium, 2014/11/12 03:19:56]

Someone could be connecting while we aren't running a test.  At that point in
time, the test_runner_ is null.

[abarth-chromium, 2014/11/12 03:19:56]

Someone could be connecting while we aren't running a test.  At that point in
time, the test_runner_ is null.

+      connection->AddService(test_runner_->test_harness_factory());
     return true;
   }