Mark types used in template instantiatious explicitly as visible

ui/gfx/rect_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_RECT_F_H_
 #define UI_GFX_RECT_F_H_
 
 #include <string>
 
+#include "base/export_template_type.h"
 #include "ui/gfx/point_f.h"
 #include "ui/gfx/rect_base.h"
 #include "ui/gfx/size_f.h"
 #include "ui/gfx/vector2d_f.h"
 
 namespace gfx {
 
-class InsetsF;
+EXPORT_TEMPLATE_TYPE(class, UI_EXPORT, InsetsF);
 
 // A floating version of gfx::Rect.
 class UI_EXPORT RectF
     : public RectBase<RectF, PointF, SizeF, InsetsF, Vector2dF, float> {
  public:
   RectF()
       : RectBase<RectF, PointF, SizeF, InsetsF, Vector2dF, float>
             (SizeF()) {}
 
   RectF(float width, float height)
@@ skipping 76 matching lines @@
 // contained within the rect, because they will appear on one of these edges.
 UI_EXPORT RectF BoundingRect(const PointF& p1, const PointF& p2);
 
 #if !defined(COMPILER_MSVC)
 extern template class RectBase<RectF, PointF, SizeF, InsetsF, Vector2dF, float>;
 #endif
 
 }  // namespace gfx
 
 #endif  // UI_GFX_RECT_F_H_