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

ash/common/system/chromeos/palette/mock_palette_tool_delegate.cc

Index: ash/common/system/chromeos/palette/mock_palette_tool_delegate.cc
diff --git a/ash/common/system/chromeos/palette/mock_palette_tool_delegate.cc b/ash/common/system/chromeos/palette/mock_palette_tool_delegate.cc
deleted file mode 100644
index 07f716d82f327f1cb08441d0d2969b83c150940a..0000000000000000000000000000000000000000
--- a/ash/common/system/chromeos/palette/mock_palette_tool_delegate.cc
+++ /dev/null
@@ -1,13 +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.
-
-#include "ash/common/system/chromeos/palette/mock_palette_tool_delegate.h"
-
-namespace ash {
-
-MockPaletteToolDelegate::MockPaletteToolDelegate() {}
-
-MockPaletteToolDelegate::~MockPaletteToolDelegate() {}
-
-}  // namespace ash