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

cc/base/math_util.cc

 // 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.
 
 #include "cc/base/math_util.h"
 
 #include <algorithm>
 #include <cmath>
 #include <limits>
 
@@ skipping 761 matching lines @@
                                 base::trace_event::TracedValue* res) {
   res->BeginArray(name);
   res->AppendInteger(r.x());
   res->AppendInteger(r.y());
   res->AppendInteger(r.width());
   res->AppendInteger(r.height());
   res->EndArray();
 }
 
 void MathUtil::AddToTracedValue(const char* name,
+                                const gfx::Point& pt,
+                                base::trace_event::TracedValue* res) {
+  res->BeginArray(name);
+  res->AppendInteger(pt.x());
+  res->AppendInteger(pt.y());
+  res->EndArray();
+}
+
+void MathUtil::AddToTracedValue(const char* name,
                                 const gfx::PointF& pt,
                                 base::trace_event::TracedValue* res) {
   res->BeginArray(name);
   res->AppendDouble(pt.x());
   res->AppendDouble(pt.y());
   res->EndArray();
 }
 
 void MathUtil::AddToTracedValue(const char* name,
                                 const gfx::Point3F& pt,
@@ skipping 97 matching lines @@
                         transform.matrix().getFloat(2, 0));
 }
 
 gfx::Vector3dF MathUtil::GetYAxis(const gfx::Transform& transform) {
   return gfx::Vector3dF(transform.matrix().getFloat(0, 1),
                         transform.matrix().getFloat(1, 1),
                         transform.matrix().getFloat(2, 1));
 }
 
 }  // namespace cc