Move theme files in chrome/browser/ into a themes/ subdir.

chrome/browser/themes/browser_theme_pack_unittest.cc

Index: chrome/browser/themes/browser_theme_pack_unittest.cc
diff --git a/chrome/browser/browser_theme_pack_unittest.cc b/chrome/browser/themes/browser_theme_pack_unittest.cc
similarity index 99%
rename from chrome/browser/browser_theme_pack_unittest.cc
rename to chrome/browser/themes/browser_theme_pack_unittest.cc
index eaeba796601338dbbcdf1bd4405cad548049c1ea..9fae131d7d85351d8b36acd77b89af755f800449 100644
--- a/chrome/browser/browser_theme_pack_unittest.cc
+++ b/chrome/browser/themes/browser_theme_pack_unittest.cc
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "chrome/browser/browser_theme_pack.h"
+#include "chrome/browser/themes/browser_theme_pack.h"
 
 #include "base/file_util.h"
 #include "base/json/json_reader.h"
@@ -10,8 +10,8 @@
 #include "base/path_service.h"
 #include "base/scoped_temp_dir.h"
 #include "base/values.h"
-#include "chrome/browser/browser_theme_provider.h"
 #include "chrome/browser/chrome_thread.h"
+#include "chrome/browser/themes/browser_theme_provider.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/json_value_serializer.h"
 #include "gfx/color_utils.h"