Componentize URLFixerUpper.

components/policy/core/browser/url_blacklist_manager.h

Index: components/policy/core/browser/url_blacklist_manager.h
diff --git a/components/policy/core/browser/url_blacklist_manager.h b/components/policy/core/browser/url_blacklist_manager.h
index b2bf4180e76b6d24d02e1e2b4b983f9ce13642d9..dff8ac18863943e7a864232373068bc0389240bc 100644
--- a/components/policy/core/browser/url_blacklist_manager.h
+++ b/components/policy/core/browser/url_blacklist_manager.h
@@ -41,7 +41,7 @@ namespace policy {
 // against this set. The filters are currently kept in memory.
 class POLICY_EXPORT URLBlacklist {
  public:
-  // This is meant to be bound to URLFixerUpper::SegmentURL. See that function
+  // This is meant to be bound to url_fixer::SegmentURL. See that function
   // for documentation on the parameters and return value.
   typedef std::string (*SegmentURLCallback)(const std::string&, url::Parsed*);