Elevated install of recovery component (component update part)

chrome/common/pref_names.cc

Index: chrome/common/pref_names.cc
diff --git a/chrome/common/pref_names.cc b/chrome/common/pref_names.cc
index 6b4df83da34e2b5fe0efaebc5c3dbe254b35063b..de06f89e87bc4a4dbdb53a3bf248068d2b7e6f26 100644
--- a/chrome/common/pref_names.cc
+++ b/chrome/common/pref_names.cc
@@ -2208,6 +2208,10 @@ const char kDevicePolicyRefreshRate[] = "policy.device_refresh_rate";
 // takes the usual 'a.b.c.d' notation.
 const char kRecoveryComponentVersion[] = "recovery_component.version";
 
+// Boolean that indicates whether elevation is needed to recover Chrome upgrade.
+const char kRecoveryComponentNeedsElevation[] =
+  "recovery_component.need_elevation";
+
 // String that stores the component updater last known state. This is used for
 // troubleshooting.
 const char kComponentUpdaterState[] = "component_updater.state";