Minimize HomeCard if the user opens something in the home card.

athena/test/athena_test_helper.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "athena/test/athena_test_helper.h"
 
 #include "athena/main/athena_launcher.h"
 #include "athena/test/sample_activity_factory.h"
 #include "athena/test/test_app_model_builder.h"
+#include "base/command_line.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
+#include "ui/app_list/app_list_switches.h"
 #include "ui/aura/client/aura_constants.h"
 #include "ui/aura/env.h"
 #include "ui/aura/input_state_lookup.h"
 #include "ui/aura/test/env_test_helper.h"
 #include "ui/aura/test/test_focus_client.h"
 #include "ui/aura/test/test_screen.h"
 #include "ui/aura/window_event_dispatcher.h"
 #include "ui/base/ime/input_method_initializer.h"
 #include "ui/compositor/scoped_animation_duration_scale_mode.h"
 #include "ui/gfx/screen.h"
@@ skipping 17 matching lines @@
 }
 
 AthenaTestHelper::~AthenaTestHelper() {
   CHECK(setup_called_) << "AthenaTestHelper::SetUp() never called.";
   CHECK(teardown_called_) << "AthenaTestHelper::TearDown() never called.";
 }
 
 void AthenaTestHelper::SetUp(ui::ContextFactory* context_factory) {
   setup_called_ = true;
 
+  // Force showing in the experimental app-list view.
+  base::CommandLine::ForCurrentProcess()->AppendSwitch(
+      app_list::switches::kEnableExperimentalAppList);
+
   aura::Env::CreateInstance(true);
   aura::Env::GetInstance()->set_context_factory(context_factory);
 
   // Unit tests generally don't want to query the system, rather use the state
   // from RootWindow.
   aura::test::EnvTestHelper(aura::Env::GetInstance())
       .SetInputStateLookup(scoped_ptr<aura::InputStateLookup>());
 
   ui::InitializeInputMethodForTesting();
 
@@ skipping 47 matching lines @@
 
 void AthenaTestHelper::RunAllPendingInMessageLoop() {
   // TODO(jbates) crbug.com/134753 Find quitters of this RunLoop and have them
   //              use run_loop.QuitClosure().
   base::RunLoop run_loop;
   run_loop.RunUntilIdle();
 }
 
 }  // namespace test
 }  // namespace athena