Initial support of large mouse cursor on Exosphere

ui/wm/test/testing_cursor_client_observer.h

Index: ui/wm/test/testing_cursor_client_observer.h
diff --git a/ui/wm/test/testing_cursor_client_observer.h b/ui/wm/test/testing_cursor_client_observer.h
new file mode 100644
index 0000000000000000000000000000000000000000..1b0bb203e9acb63c6aabc04e35115f16fccaa392
--- /dev/null
+++ b/ui/wm/test/testing_cursor_client_observer.h
@@ -0,0 +1,34 @@
+// Copyright 2016 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 "ui/aura/client/cursor_client_observer.h"
+#include "ui/wm/core/cursor_manager.h"
+
+namespace wm {
+
+// CursorClientObserver for testing.
+class TestingCursorClientObserver : public aura::client::CursorClientObserver {
+ public:
+  TestingCursorClientObserver();
+  void reset();
+
+  bool is_cursor_visible() const { return cursor_visibility_; }
+  bool did_visibility_change() const { return did_visibility_change_; }
+  ui::CursorSetType cursor_set() const { return cursor_set_; }
+  bool did_cursor_set_change() const { return did_cursor_set_change_; }
+
+  // Overridden from aura::client::CursorClientObserver:
+  void OnCursorVisibilityChanged(bool is_visible) override;
+  void OnCursorSetChanged(ui::CursorSetType cursor_set) override;
+
+ private:
+  bool cursor_visibility_;
+  bool did_visibility_change_;
+  ui::CursorSetType cursor_set_;
+  bool did_cursor_set_change_;
+
+  DISALLOW_COPY_AND_ASSIGN(TestingCursorClientObserver);
+};
+
+}  // namespace wm