[Hotword, Extensions] Removing EXTERNAL_COMPONENT from IsPolicyLocation, adding a function to check…

extensions/browser/admin_policy.cc

Index: extensions/browser/admin_policy.cc
diff --git a/extensions/browser/admin_policy.cc b/extensions/browser/admin_policy.cc
index d961da1c1783d3dfab86df96eb78932c8d16eeff..cb948879aa7aea51d6d2b0e4fc564ed9a4129391 100644
--- a/extensions/browser/admin_policy.cc
+++ b/extensions/browser/admin_policy.cc
@@ -16,7 +16,7 @@ bool ManagementPolicyImpl(const extensions::Extension* extension,
                           base::string16* error,
                           bool modifiable_value) {
   bool modifiable =
-      extension->location() != extensions::Manifest::COMPONENT &&
+      !extensions::Manifest::IsComponentLocation(extension->location()) &&
       !extensions::Manifest::IsPolicyLocation(extension->location());
   // Some callers equate "no restriction" to true, others to false.
   if (modifiable)