Port even more FocusController tests.

services/window_manager/window_manager_test_util.cc

Index: services/window_manager/window_manager_test_util.cc
diff --git a/services/window_manager/window_manager_test_util.cc b/services/window_manager/window_manager_test_util.cc
index aa1dede4bda36bc3c9525b7ed5add3d09ce16bcc..ac4db27613a1a430f2c8651050584f9a229e3ca8 100644
--- a/services/window_manager/window_manager_test_util.cc
+++ b/services/window_manager/window_manager_test_util.cc
@@ -26,4 +26,14 @@ TestView::TestView(int id, const gfx::Rect& rect, View* parent)
 TestView::~TestView() {
 }
 
+// static
+TestView* TestView::Build(int id, const gfx::Rect& rect) {
+  return new TestView(id, rect);
+}
+
+// static
+TestView* TestView::Build(int id, const gfx::Rect& rect, View* parent) {
+  return new TestView(id, rect, parent);
+}
+
 }  // namespace mojo