base/prefs: Break the dependency in chrome_paths.h

chrome/test/base/chrome_test_suite.cc

Index: chrome/test/base/chrome_test_suite.cc
diff --git a/chrome/test/base/chrome_test_suite.cc b/chrome/test/base/chrome_test_suite.cc
index 53eb2e5fafef3afce644854d8f41a3107d60d558..46c60453e61212bd8c17d9632aa6b38647446677 100644
--- a/chrome/test/base/chrome_test_suite.cc
+++ b/chrome/test/base/chrome_test_suite.cc
@@ -14,6 +14,7 @@
 #include "base/memory/ref_counted.h"
 #include "base/metrics/stats_table.h"
 #include "base/path_service.h"
+#include "base/prefs/pref_paths.h"
 #include "base/process_util.h"
 #include "base/stringprintf.h"
 #include "base/utf_string_conversions.h"
@@ -207,6 +208,7 @@ void ChromeTestSuite::Initialize() {
   chrome::android::RegisterJni(base::android::AttachCurrentThread());
 #endif
 
+  base::prefs::RegisterPathProvider();
   chrome::RegisterPathProvider();
   if (!browser_dir_.empty()) {
     PathService::Override(base::DIR_EXE, browser_dir_);