Provide access to the WindowEventDispatcher as a ui::EventProcessor.

ui/views/test/views_test_base.cc

Index: ui/views/test/views_test_base.cc
diff --git a/ui/views/test/views_test_base.cc b/ui/views/test/views_test_base.cc
index ff4eaa13bd2687d81dd3711204db7d03985b3f37..26a0f07f0c8b2707f5bb74e3e42459bb7502b68f 100644
--- a/ui/views/test/views_test_base.cc
+++ b/ui/views/test/views_test_base.cc
@@ -71,6 +71,14 @@ Widget::InitParams ViewsTestBase::CreateParams(
   return params;
 }
 
+ui::EventProcessor* ViewsTestBase::event_processor() {
+  return aura_test_helper_->event_processor();
+}
+
+aura::WindowTreeHost* ViewsTestBase::host() {
+  return aura_test_helper_->host();
+}
+
 gfx::NativeView ViewsTestBase::GetContext() {
   return aura_test_helper_->root_window();
 }