Revert "chromeos: Move files in //ash/common to //ash, part 1"

ash/system/palette/mock_palette_tool_delegate.h

Index: ash/system/palette/mock_palette_tool_delegate.h
diff --git a/ash/system/palette/mock_palette_tool_delegate.h b/ash/system/palette/mock_palette_tool_delegate.h
deleted file mode 100644
index 8e8bc64819d3045db21d0827fa5b96a3a4136b40..0000000000000000000000000000000000000000
--- a/ash/system/palette/mock_palette_tool_delegate.h
+++ /dev/null
@@ -1,30 +0,0 @@
-// 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.
-
-#ifndef ASH_SYSTEM_PALETTE_MOCK_PALETTE_TOOL_DELEGATE_H_
-#define ASH_SYSTEM_PALETTE_MOCK_PALETTE_TOOL_DELEGATE_H_
-
-#include "ash/system/palette/palette_tool.h"
-#include "testing/gmock/include/gmock/gmock.h"
-
-namespace ash {
-
-// Mock PaletteTool::Delegate class.
-class MockPaletteToolDelegate : public PaletteTool::Delegate {
- public:
-  MockPaletteToolDelegate();
-  ~MockPaletteToolDelegate() override;
-
-  MOCK_METHOD1(EnableTool, void(PaletteToolId tool_id));
-  MOCK_METHOD1(DisableTool, void(PaletteToolId tool_id));
-  MOCK_METHOD0(HidePalette, void());
-  MOCK_METHOD0(HidePaletteImmediately, void());
-  MOCK_METHOD0(GetWindow, WmWindow*());
-  MOCK_METHOD1(RecordPaletteOptionsUsage, void(PaletteTrayOptions option));
-  MOCK_METHOD1(RecordPaletteModeCancellation, void(PaletteModeCancelType type));
-};
-
-}  // namespace ash
-
-#endif  // ASH_SYSTEM_PALETTE_MOCK_PALETTE_TOOL_DELEGATE_H_