Type conversion fixes, ui/gfx/ edition.

ui/gfx/geometry/point.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_GEOMETRY_POINT_H_
 #define UI_GFX_GEOMETRY_POINT_H_
 
 #include <iosfwd>
 #include <string>
 
@@ skipping 72 matching lines @@
   // to the origin. If the y-values are the same, then point with
   // the x-value closer to the origin is considered less than the
   // other.
   // This comparison is required to use Point in sets, or sorted
   // vectors.
   bool operator<(const Point& rhs) const {
     return (y_ == rhs.y_) ? (x_ < rhs.x_) : (y_ < rhs.y_);
   }
 
   operator PointF() const {
-    return PointF(x(), y());
+    return PointF(static_cast<float>(x()), static_cast<float>(y()));
   }
 
   // Returns a string representation of point.
   std::string ToString() const;
 
  private:
   int x_;
   int y_;
 };
 
@@ skipping 26 matching lines @@
 }
 
 // This is declared here for use in gtest-based unit tests but is defined in
 // the gfx_test_support target. Depend on that to use this in your unit test.
 // This should not be used in production code - call ToString() instead.
 void PrintTo(const Point& point, ::std::ostream* os);
 
 }  // namespace gfx
 
 #endif  // UI_GFX_GEOMETRY_POINT_H_