Print activity state when Ctrl+Shift+Alt+W is pressed

athena/main/debug_accelerator_handler.h

Index: athena/main/debug_accelerator_handler.h
diff --git a/athena/main/debug_accelerator_handler.h b/athena/main/debug_accelerator_handler.h
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index 0000000000000000000000000000000000000000..e2595970ad1e8393e40a9af2ee8cc640f153e63a
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+++ b/athena/main/debug_accelerator_handler.h
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+// 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.
+#ifndef ATHENA_MAIN_DEBUG_ACCELERATOR_HANDLER_H_
+#define ATHENA_MAIN_DEBUG_ACCELERATOR_HANDLER_H_
+
+#include "athena/input/public/accelerator_manager.h"
+
+#include "base/macros.h"
+
+namespace aura {
+class Window;
+}
+
+namespace athena {
+
+// Handles accelerators useful for debugging.
+class DebugAcceleratorHandler : public AcceleratorHandler {
+ public:
+  explicit DebugAcceleratorHandler(aura::Window* root_window);
+  ~DebugAcceleratorHandler() override;
+
+  // AcceleratorHandler:
+  bool IsCommandEnabled(int command_id) const override;
+  bool OnAcceleratorFired(int command_id,
+                          const ui::Accelerator& accelerator) override;
+
+ private:
+  aura::Window* root_window_;
+
+  DISALLOW_COPY_AND_ASSIGN(DebugAcceleratorHandler);
+};
+
+}  // namespace athena
+
+#endif  // ATHENA_MAIN_DEBUG_ACCELERATOR_HANDLER_H_