Move DIP translation from ui/aura to ui/compositor

ui/gfx/insets_f.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 UI_GFX_INSETS_F_H_
 #define UI_GFX_INSETS_F_H_
 #pragma once
 
 #include <string>
 
 #include "build/build_config.h"
 #include "ui/base/ui_export.h"
 
-#if !defined(ENABLE_DIP)
-#error "This class should be used only when DIP feature is enabled"
-#endif
-
 namespace gfx {
 
 // A floating versino of gfx::Insets. This is copied, instead of using
 // template, to avoid conflict with m19 branch.
 // TODO(oshima): Merge this to ui/gfx/insets.h using template.
 class UI_EXPORT InsetsF {
  public:
   InsetsF() : top_(0), left_(0), bottom_(0), right_(0) {}
   InsetsF(float top, float left, float bottom, float right)
       : top_(top),
@@ skipping 52 matching lines @@
  private:
   float top_;
   float left_;
   float bottom_;
   float right_;
 };
 
 }  // namespace gfx
 
 #endif  // UI_GFX_INSETS_F_H_