Move OmahaQueryParams to a component and add a delegate interface.

chrome/browser/extensions/updater/extension_updater_unittest.cc

Index: chrome/browser/extensions/updater/extension_updater_unittest.cc
diff --git a/chrome/browser/extensions/updater/extension_updater_unittest.cc b/chrome/browser/extensions/updater/extension_updater_unittest.cc
index 0342d8c1a16b65d622680ae3c9705690b292fedb..ec362c847fe8c83f6f4a5d605c87bc1afee7b141 100644
--- a/chrome/browser/extensions/updater/extension_updater_unittest.cc
+++ b/chrome/browser/extensions/updater/extension_updater_unittest.cc
@@ -36,10 +36,10 @@
 #include "chrome/browser/extensions/updater/manifest_fetch_data.h"
 #include "chrome/browser/extensions/updater/request_queue_impl.h"
 #include "chrome/browser/google/google_brand.h"
-#include "chrome/browser/omaha_query_params/omaha_query_params.h"
 #include "chrome/browser/prefs/pref_service_syncable.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/test/base/testing_profile.h"
+#include "components/omaha_query_params/omaha_query_params.h"
 #include "content/public/browser/notification_details.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
@@ -508,8 +508,8 @@ static void VerifyQueryAndExtractParameters(
   std::map<std::string, std::string> params;
   ExtractParameters(query, &params);
 
-  std::string omaha_params =
-      chrome::OmahaQueryParams::Get(chrome::OmahaQueryParams::CRX);
+  std::string omaha_params = omaha_query_params::OmahaQueryParams::Get(
+      omaha_query_params::OmahaQueryParams::CRX);
   std::map<std::string, std::string> expected;
   ExtractParameters(omaha_params, &expected);