Inline hot ctor/dtors for struct-like gfx:: geometry types

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 "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;
 
 // A floating version of gfx::Rect.
 class UI_EXPORT RectF
     : public RectBase<RectF, PointF, SizeF, InsetsF, Vector2dF, float> {
  public:
-  RectF();
-  RectF(float width, float height);
-  RectF(float x, float y, float width, float height);
-  explicit RectF(const gfx::SizeF& size);
-  RectF(const gfx::PointF& origin, const gfx::SizeF& size);
+  RectF()
+      : RectBase<RectF, PointF, SizeF, InsetsF, Vector2dF, float>
+            (SizeF()) {}
 
-  ~RectF();
+  RectF(float width, float height)
+      : RectBase<RectF, PointF, SizeF, InsetsF, Vector2dF, float>
+            (SizeF(width, height)) {}
+
+  RectF(float x, float y, float width, float height)
+      : RectBase<RectF, PointF, SizeF, InsetsF, Vector2dF, float>
+            (PointF(x, y), SizeF(width, height)) {}
+
+  explicit RectF(const SizeF& size)
+      : RectBase<RectF, PointF, SizeF, InsetsF, Vector2dF, float>
+            (size) {}
+
+  RectF(const PointF& origin, const SizeF& size)
+      : RectBase<RectF, PointF, SizeF, InsetsF, Vector2dF, float>
+            (origin, size) {}
+
+  ~RectF() {}
 
   // Scales the rectangle by |scale|.
   void Scale(float scale) {
     Scale(scale, scale);
   }
 
   void Scale(float x_scale, float y_scale) {
     set_origin(ScalePoint(origin(), x_scale, y_scale));
 
     SizeF new_size = gfx::ScaleSize(size(), x_scale, y_scale);
@@ skipping 42 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_