Hold cros_component_installers in browser_process.

chrome/browser/component_updater/cros_component_installer.h

Index: chrome/browser/component_updater/cros_component_installer.h
diff --git a/chrome/browser/component_updater/cros_component_installer.h b/chrome/browser/component_updater/cros_component_installer.h
index 7673d744f2d468add48964847aa5d17111e3694d..f5828c5f4f30afa259bb897830b19ff4e2acf824 100644
--- a/chrome/browser/component_updater/cros_component_installer.h
+++ b/chrome/browser/component_updater/cros_component_installer.h
@@ -106,7 +106,8 @@ class CrOSComponent {
  private:
   CrOSComponent() {}
   // Register a component.
-  static void RegisterCrOSComponentInternal(ComponentUpdateService* cus,
+  static void RegisterCrOSComponentInternal(const std::string& name,
+                                            ComponentUpdateService* cus,
                                             const ComponentConfig& config,
                                             const base::Closure& callback);
   // A helper function to pass into RegisterCrOSComonentInternal as a callback.