Update UMA user actions parsing, primarily to include WebUI metrics.

chrome/browser/ui/webui/options/browser_options_handler.cc

Index: chrome/browser/ui/webui/options/browser_options_handler.cc
diff --git a/chrome/browser/ui/webui/options/browser_options_handler.cc b/chrome/browser/ui/webui/options/browser_options_handler.cc
index 0143ef6e8f75fb8c9494baf284ef9cc2e848dc38..c8e823d883268a7557103d8667a8880a3d102f2a 100644
--- a/chrome/browser/ui/webui/options/browser_options_handler.cc
+++ b/chrome/browser/ui/webui/options/browser_options_handler.cc
@@ -211,7 +211,7 @@ void BrowserOptionsHandler::BecomeDefaultBrowser(const ListValue* args) {
   if (default_browser_policy_.IsManaged())
     return;
 
-  UserMetricsRecordAction(UserMetricsAction("Options_SetAsDefaultBrowser"));
+  UserMetrics::RecordAction(UserMetricsAction("Options_SetAsDefaultBrowser"));
 #if defined(OS_MACOSX)
   if (ShellIntegration::SetAsDefaultBrowser())
     UpdateDefaultBrowserState();
@@ -312,7 +312,7 @@ void BrowserOptionsHandler::SetDefaultSearchEngine(const ListValue* args) {
       selected_index < static_cast<int>(model_urls.size()))
     template_url_service_->SetDefaultSearchProvider(model_urls[selected_index]);
 
-  UserMetricsRecordAction(UserMetricsAction("Options_SearchEngineChanged"));
+  UserMetrics::RecordAction(UserMetricsAction("Options_SearchEngineChanged"));
 }
 
 void BrowserOptionsHandler::UpdateSearchEngines() {