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

cc/base/math_util.h

 // Copyright 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 CC_BASE_MATH_UTIL_H_
 #define CC_BASE_MATH_UTIL_H_
 
 #include <algorithm>
 #include <cmath>
 #include <vector>
@@ skipping 251 matching lines @@
   static void AddToTracedValue(const char* name,
                                const gfx::Size& s,
                                base::trace_event::TracedValue* res);
   static void AddToTracedValue(const char* name,
                                const gfx::SizeF& s,
                                base::trace_event::TracedValue* res);
   static void AddToTracedValue(const char* name,
                                const gfx::Rect& r,
                                base::trace_event::TracedValue* res);
   static void AddToTracedValue(const char* name,
+                               const gfx::Point& q,
+                               base::trace_event::TracedValue* res);
+  static void AddToTracedValue(const char* name,
                                const gfx::PointF& q,
                                base::trace_event::TracedValue* res);
   static void AddToTracedValue(const char* name,
                                const gfx::Point3F&,
                                base::trace_event::TracedValue* res);
   static void AddToTracedValue(const char* name,
                                const gfx::Vector2d& v,
                                base::trace_event::TracedValue* res);
   static void AddToTracedValue(const char* name,
                                const gfx::Vector2dF& v,
@@ skipping 34 matching lines @@
   template <typename T>
   static T RoundDownInternal(T n, T mul) {
     return (n > 0) ? (n / mul) * mul : (n == 0) ? 0
                                                 : ((n - mul + 1) / mul) * mul;
   }
 };
 
 }  // namespace cc
 
 #endif  // CC_BASE_MATH_UTIL_H_