Remove <iostream> where possible.

gfx/point.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 "gfx/point.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
 #endif
 
-#include <iostream>
+#include <ostream>
 
 namespace gfx {
 
 Point::Point() : x_(0), y_(0) {
 }
 
 Point::Point(int x, int y) : x_(x), y_(y) {
 }
 
 #if defined(OS_WIN)
@@ skipping 25 matching lines @@
 CGPoint Point::ToCGPoint() const {
   return CGPointMake(x_, y_);
 }
 #endif
 
 }  // namespace gfx
 
 std::ostream& operator<<(std::ostream& out, const gfx::Point& p) {
   return out << p.x() << "," << p.y();
 }