FBTF: Remove unneeded headers from base/ (part 4)

BUG=none
TEST=none
Review URL: http://codereview.chromium.org/2819094

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@55345 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/chrome/installer/util/master_preferences_dummy.cc b/chrome/installer/util/master_preferences_dummy.cc
index 3e1fb81..4413187 100644
--- a/chrome/installer/util/master_preferences_dummy.cc
+++ b/chrome/installer/util/master_preferences_dummy.cc
@@ -13,6 +13,7 @@
 #include <windows.h>
 
 #include "base/logging.h"
+#include "base/values.h"
 #include "googleurl/src/gurl.h"
 
 namespace installer_util {