Move OmahaQueryParams to a component and add a delegate interface.

chrome/browser/browser_process_impl.cc

Index: chrome/browser/browser_process_impl.cc
diff --git a/chrome/browser/browser_process_impl.cc b/chrome/browser/browser_process_impl.cc
index 44fbf9c7581e0113abf5439c7677d2da84f37802..0abb31784b75465a485e54048e602a183f695aec 100644
--- a/chrome/browser/browser_process_impl.cc
+++ b/chrome/browser/browser_process_impl.cc
@@ -50,6 +50,7 @@
 #include "chrome/browser/net/chrome_net_log.h"
 #include "chrome/browser/net/crl_set_fetcher.h"
 #include "chrome/browser/notifications/notification_ui_manager.h"
+#include "chrome/browser/omaha_query_params/chrome_omaha_query_params_delegate.h"
 #include "chrome/browser/plugins/chrome_plugin_service_filter.h"
 #include "chrome/browser/plugins/plugin_finder.h"
 #include "chrome/browser/prefs/browser_prefs.h"
@@ -78,6 +79,7 @@
 #include "components/gcm_driver/gcm_driver.h"
 #include "components/metrics/metrics_service.h"
 #include "components/network_time/network_time_tracker.h"
+#include "components/omaha_query_params/omaha_query_params.h"
 #include "components/policy/core/common/policy_service.h"
 #include "components/signin/core/common/profile_management_switches.h"
 #include "components/translate/core/browser/translate_download_manager.h"
@@ -202,6 +204,9 @@ BrowserProcessImpl::BrowserProcessImpl(
   ExtensionRendererState::GetInstance()->Init();
 
   message_center::MessageCenter::Initialize();
+
+  omaha_query_params::OmahaQueryParams::SetDelegate(
+      ChromeOmahaQueryParamsDelegate::GetInstance());
 }
 
 BrowserProcessImpl::~BrowserProcessImpl() {