Remove include of stdlib.h from SkTypes.h.

tools/skpmaker.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  *
  * Simple tool to generate SKP files for testing.
  */
 
 #include "SkCanvas.h"
 #include "SkColor.h"
 #include "SkCommandLineFlags.h"
 #include "SkPaint.h"
 #include "SkPicture.h"
 #include "SkPictureRecorder.h"
 #include "SkScalar.h"
 #include "SkStream.h"
 
+#include <stdlib.h>
+
 // Flags used by this file, alphabetically:
 DEFINE_int32(blue, 128, "Value of blue color channel in image, 0-255.");
 DEFINE_int32(border, 4, "Width of the black border around the image.");
 DEFINE_int32(green, 128, "Value of green color channel in image, 0-255.");
 DEFINE_int32(height, 200, "Height of canvas to create.");
 DEFINE_int32(red, 128, "Value of red color channel in image, 0-255.");
 DEFINE_int32(width, 300, "Width of canvas to create.");
 DEFINE_string(writePath, "", "Filepath to write the SKP into.");
 
 // Create a 'width' by 'height' skp with a 'border'-wide black border around
@@ skipping 52 matching lines @@
              SkIntToScalar(FLAGS_border), 
              color, FLAGS_writePath[0]);
     return 0;
 }
 
 #if !defined SK_BUILD_FOR_IOS
 int main(int argc, char * const argv[]) {
     return tool_main(argc, (char**) argv);
 }
 #endif