Move component updater artifacts into component_updater namespace.

chrome/browser/component_updater/component_updater_configurator.cc

Index: chrome/browser/component_updater/component_updater_configurator.cc
diff --git a/chrome/browser/component_updater/component_updater_configurator.cc b/chrome/browser/component_updater/component_updater_configurator.cc
index c7be37d67af7443e2a74dcfc751cbac56241c2c3..5afda5a1a8201059fcb86ac3058a0e6b7ba8f1f7 100644
--- a/chrome/browser/component_updater/component_updater_configurator.cc
+++ b/chrome/browser/component_updater/component_updater_configurator.cc
@@ -21,6 +21,8 @@
 #include "chrome/browser/component_updater/component_patcher_win.h"
 #endif
 
+namespace component_updater {
+
 namespace {
 
 // Default time constants.
@@ -220,3 +222,6 @@ ComponentUpdateService::Configurator* MakeChromeComponentUpdaterConfigurator(
     const CommandLine* cmdline, net::URLRequestContextGetter* context_getter) {
   return new ChromeConfigurator(cmdline, context_getter);
 }
+
+}  // namespace component_updater
+