Turn on component updater on chromeos, only for the pnacl component.

chrome/browser/browser_process.h

Index: chrome/browser/browser_process.h
diff --git a/chrome/browser/browser_process.h b/chrome/browser/browser_process.h
index a8be8f3d3d18809683f740d139944af6c22e07b9..8087f73360a878e6073b20486c4f5437cd972f4c 100644
--- a/chrome/browser/browser_process.h
+++ b/chrome/browser/browser_process.h
@@ -31,6 +31,7 @@ class IntranetRedirectDetector;
 class IOThread;
 class MetricsService;
 class NotificationUIManager;
+class PnaclComponentInstaller;
 class PrefRegistrySimple;
 class PrefService;
 class Profile;
@@ -218,6 +219,8 @@ class BrowserProcess {
 
   virtual CRLSetFetcher* crl_set_fetcher() = 0;
 
+  virtual PnaclComponentInstaller* pnacl_component_installer() = 0;
+
   virtual BookmarkPromptController* bookmark_prompt_controller() = 0;
 
   virtual chrome::MediaFileSystemRegistry* media_file_system_registry() = 0;