[Mac] Port browser action popup test to mac.

base/gfx/size.cc

 // Copyright (c) 2006-2008 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 "base/gfx/size.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
 #elif defined(OS_MACOSX)
 #include <CoreGraphics/CGGeometry.h>
 #endif
 
 #include <iostream>
 
 #include "base/logging.h"
 
 namespace gfx {
 
 Size::Size(int width, int height) {
   set_width(width);
   set_height(height);
 }
 
+#if defined(OS_MACOSX)
+Size::Size(const CGSize& s) {
+  set_width(s.width);
+  set_height(s.height);
+}
+
+Size& Size::operator=(const CGSize& s) {
+  set_width(s.width);
+  set_height(s.height);
+  return *this;
+}
+#endif
+
 #if defined(OS_WIN)
 SIZE Size::ToSIZE() const {
   SIZE s;
   s.cx = width_;
   s.cy = height_;
   return s;
 }
 #elif defined(OS_MACOSX)
 CGSize Size::ToCGSize() const {
   return CGSizeMake(width_, height_);
@@ skipping 14 matching lines @@
     height = 0;
   }
   height_ = height;
 }
 
 }  // namespace gfx
 
 std::ostream& operator<<(std::ostream& out, const gfx::Size& s) {
   return out << s.width() << "x" << s.height();
 }