Adds capture to the mojo window_manager.

services/window_manager/view_targeter_unittest.cc

Index: services/window_manager/view_targeter_unittest.cc
diff --git a/services/window_manager/view_targeter_unittest.cc b/services/window_manager/view_targeter_unittest.cc
index a55ef75ca5949e69525dc320b1a08d59c93c8602..298ce2755c744635b094b560ebfdc72c3d8fc5de 100644
--- a/services/window_manager/view_targeter_unittest.cc
+++ b/services/window_manager/view_targeter_unittest.cc
@@ -5,6 +5,7 @@
 #include "services/window_manager/view_targeter.h"
 
 #include "services/window_manager/basic_focus_rules.h"
+#include "services/window_manager/capture_controller.h"
 #include "services/window_manager/focus_controller.h"
 #include "services/window_manager/view_event_dispatcher.h"
 #include "services/window_manager/window_manager_test_util.h"
@@ -41,6 +42,9 @@ TEST_F(ViewTargeterTest, Basic) {
   root_target->SetEventTargeter(scoped_ptr<ViewTargeter>(new ViewTargeter()));
   view_event_dispatcher_->SetRootViewTarget(root_target);
 
+  CaptureController capture_controller;
+  SetCaptureController(&root, &capture_controller);
+
   TestView one(2, gfx::Rect(0, 0, 500, 100));
   TestView two(3, gfx::Rect(501, 0, 500, 1000));
 
@@ -68,6 +72,9 @@ TEST_F(ViewTargeterTest, KeyTest) {
   root_target->SetEventTargeter(scoped_ptr<ViewTargeter>(new ViewTargeter()));
   view_event_dispatcher_->SetRootViewTarget(root_target);
 
+  CaptureController capture_controller;
+  SetCaptureController(&root, &capture_controller);
+
   TestView one(2, gfx::Rect(0, 0, 500, 100));
   TestView two(3, gfx::Rect(501, 0, 500, 1000));