ash: Fix launcher icon overlaps with status.

ash/test/launcher_view_test_api.h

+// Copyright (c) 2012 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.
+
+#ifndef ASH_TEST_LAUNCHER_VIEW_TEST_API_H_
+#define ASH_TEST_LAUNCHER_VIEW_TEST_API_H_
+#pragma once
+
+#include "base/basictypes.h"
+
+namespace ash {
+
+namespace internal {
+class LauncherButton;
+class LauncherView;
+}
+
+namespace test {
+
+// Use the api in this class to test LauncherView.
+class LauncherViewTestAPI {
+ public:
+  explicit LauncherViewTestAPI(internal::LauncherView* launcher_view);
+  ~LauncherViewTestAPI();
+
+  // Number of icons displayed.
+  int GetButtonCount();
+
+  // Retrieve the button at |index|.
+  internal::LauncherButton* GetButton(int index);
+
+  // Last visible button index.
+  int GetLastVisibleIndex();
+
+  // Returns true if overflow button is visible.
+  bool IsOverflowButtonVisible();
+
+  // Sets animation duration in milliseconds for test.
+  void SetAnimationDuration(int duration_ms);
+
+  // Runs message loop and waits until all add/remove animations are done.
+  void RunMessageLoopUntilAnimationsDone();
+
+ private:
+  internal::LauncherView* launcher_view_;
+
+  DISALLOW_COPY_AND_ASSIGN(LauncherViewTestAPI);
+};
+
+}  // namespace test
+}  // namespace ash
+
+#endif  // ASH_TEST_LAUNCHER_VIEW_TEST_API_H_