Elevated install of recovery component (component update part)

chrome/browser/component_updater/pnacl/pnacl_component_installer.cc

Index: chrome/browser/component_updater/pnacl/pnacl_component_installer.cc
diff --git a/chrome/browser/component_updater/pnacl/pnacl_component_installer.cc b/chrome/browser/component_updater/pnacl/pnacl_component_installer.cc
index aadff20516dd55252ea7eeb55b9e43e03165cb2e..9f41c2ac852eca248c081c231c25a8b4677b833d 100644
--- a/chrome/browser/component_updater/pnacl/pnacl_component_installer.cc
+++ b/chrome/browser/component_updater/pnacl/pnacl_component_installer.cc
@@ -265,6 +265,13 @@ bool PnaclComponentInstaller::Install(const base::DictionaryValue& manifest,
   return true;
 }
 
+base::FilePath PnaclComponentInstaller::GetBackupPath() const {
+  return base::FilePath();
+}
+
+void PnaclComponentInstaller::InstallExternally() {
+}
+
 // Given |file|, which can be a path like "_platform_specific/arm/pnacl_foo",
 // returns the assumed install path. The path separator in |file| is '/'
 // for all platforms. Caller is responsible for checking that the