Make ui/gfx/range a component

ui/gfx/range/gfx_range_export.h

Index: ui/gfx/range/gfx_range_export.h
diff --git a/ui/gfx/range/gfx_range_export.h b/ui/gfx/range/gfx_range_export.h
new file mode 100644
index 0000000000000000000000000000000000000000..5634c49770d78d7031589f026d02eef881fc0fac
--- /dev/null
+++ b/ui/gfx/range/gfx_range_export.h
@@ -0,0 +1,29 @@
+// 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 GFX_RANGE_EXPORT_H_
+#define GFX_RANGE_EXPORT_H_
+
+#if defined(COMPONENT_BUILD)
+#if defined(WIN32)
+
+#if defined(GFX_RANGE_IMPLEMENTATION)
+#define GFX_RANGE_EXPORT __declspec(dllexport)
+#else
+#define GFX_RANGE_EXPORT __declspec(dllimport)
+#endif  // defined(GFX_RANGE_IMPLEMENTATION)
+
+#else  // defined(WIN32)
+#if defined(GFX_RANGE_IMPLEMENTATION)
+#define GFX_RANGE_EXPORT __attribute__((visibility("default")))
+#else
+#define GFX_RANGE_EXPORT
+#endif
+#endif
+
+#else  // defined(COMPONENT_BUILD)
+#define GFX_RANGE_EXPORT
+#endif
+
+#endif  // GFX_RANGE_EXPORT_H_