Componentize component_updater: Move some paths/constants to component.

chrome/test/base/chrome_unit_test_suite.cc

Index: chrome/test/base/chrome_unit_test_suite.cc
diff --git a/chrome/test/base/chrome_unit_test_suite.cc b/chrome/test/base/chrome_unit_test_suite.cc
index 48cbb637f6c47113dc4ce9364644f5427f61f427..cbc1e7a7e299ed381798a2a8a04d716ab84319f6 100644
--- a/chrome/test/base/chrome_unit_test_suite.cc
+++ b/chrome/test/base/chrome_unit_test_suite.cc
@@ -14,6 +14,7 @@
 #include "chrome/common/chrome_paths.h"
 #include "chrome/test/base/testing_browser_process.h"
 #include "chrome/utility/chrome_content_utility_client.h"
+#include "components/component_updater/common/component_updater_paths.h"
 #include "components/omaha_query_params/omaha_query_params.h"
 #include "content/public/common/content_paths.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ -132,6 +133,10 @@ void ChromeUnitTestSuite::InitializeProviders() {
   content::RegisterPathProvider();
   ui::RegisterPathProvider();
 
+  base::FilePath user_data;
+  if (PathService::Get(chrome::DIR_USER_DATA, &user_data))
+    component_updater::RegisterPathProvider(user_data);
+
 #if defined(OS_CHROMEOS)
   chromeos::RegisterPathProvider();
 #endif