Move some XDG code from chrome to base.

media/base/yuv_convert_unittest.cc

 // Copyright (c) 2009 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/base_paths.h"
 #include "base/file_util.h"
+#include "base/path_service.h"
 #include "media/base/djb2.h"
 #include "media/base/yuv_convert.h"
 #include "media/base/yuv_row.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 // Reference images were created with the following steps
 // ffmpeg -vframes 25 -i bali.mov -vcodec rawvideo -pix_fmt yuv420p -an
 //   bali_1280x720_P420.yuv
 // yuvhalf -yv12 -skip 24 bali_1280x720_P420.yuv bali_640x360_P420.yuv
 
@@ skipping 230 matching lines @@
                            &rgb[0],  // RGB output
                            1, 1,     // Dimensions
                            0,        // YStride
                            0,        // UVStride
                            0,        // RGBStride
                            media::YV12);
 
   int expected_test = memcmp(rgb, expected, sizeof(expected));
   EXPECT_EQ(0, expected_test);
 }
-