gfx: Make conversions from gfx::Point to PointF explicit.

ui/views/view.cc

 // 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.
 
 #define _USE_MATH_DEFINES // For VC++ to get M_PI. This has to be first.
 
 #include "ui/views/view.h"
 
 #include <algorithm>
 #include <cmath>
@@ skipping 1964 matching lines @@
   return p == ancestor;
 }
 
 // Coordinate conversion -------------------------------------------------------
 
 bool View::ConvertPointForAncestor(const View* ancestor,
                                    gfx::Point* point) const {
   gfx::Transform trans;
   // TODO(sad): Have some way of caching the transformation results.
   bool result = GetTransformRelativeTo(ancestor, &trans);
-  gfx::Point3F p(*point);
+  auto p = gfx::Point3F(gfx::PointF(*point));
   trans.TransformPoint(&p);
   *point = gfx::ToFlooredPoint(p.AsPointF());
   return result;
 }
 
 bool View::ConvertPointFromAncestor(const View* ancestor,
                                     gfx::Point* point) const {
   gfx::Transform trans;
   bool result = GetTransformRelativeTo(ancestor, &trans);
-  gfx::Point3F p(*point);
+  auto p = gfx::Point3F(gfx::PointF(*point));
   trans.TransformPointReverse(&p);
   *point = gfx::ToFlooredPoint(p.AsPointF());
   return result;
 }
 
 bool View::ConvertRectForAncestor(const View* ancestor,
                                   gfx::RectF* rect) const {
   gfx::Transform trans;
   // TODO(sad): Have some way of caching the transformation results.
   bool result = GetTransformRelativeTo(ancestor, &trans);
@@ skipping 343 matching lines @@
   // Message the RootView to do the drag and drop. That way if we're removed
   // the RootView can detect it and avoid calling us back.
   gfx::Point widget_location(event.location());
   ConvertPointToWidget(this, &widget_location);
   widget->RunShellDrag(this, data, widget_location, drag_operations, source);
   // WARNING: we may have been deleted.
   return true;
 }
 
 }  // namespace views