Move the ShouldUseDirectWrite function from sandbox_win.cc/.h to ui/gfx/win/dpi.cc/.h.

ui/gfx/win/direct_write.h

Index: ui/gfx/win/direct_write.h
diff --git a/ui/gfx/win/direct_write.h b/ui/gfx/win/direct_write.h
new file mode 100644
index 0000000000000000000000000000000000000000..b621bf8d284b6603ac1f0c825088cf9a7ea54017
--- /dev/null
+++ b/ui/gfx/win/direct_write.h
@@ -0,0 +1,19 @@
+// 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 UI_GFX_WIN_DIRECT_WRITE_H_
+#define UI_GFX_WIN_DIRECT_WRITE_H_
+
+#include "ui/gfx/gfx_export.h"
+
+namespace gfx {
+namespace win {
+
+// Returns whether DirectWrite font rendering should be used.
+GFX_EXPORT bool ShouldUseDirectWrite();
+
+}  // namespace win
+}  // namespace gfx
+
+#endif  // UI_GFX_WIN_DIRECT_WRITE_H_