[Sync] Move //components/sync to the syncer namespace, take 2.

chrome/browser/ui/webui/options/manage_profile_handler.h

Index: chrome/browser/ui/webui/options/manage_profile_handler.h
diff --git a/chrome/browser/ui/webui/options/manage_profile_handler.h b/chrome/browser/ui/webui/options/manage_profile_handler.h
index 91aa4768a1e7e3e7861a1be501cb0a0bffc6f734..92087715b35a9234feeff8f46e5517d448ad4199 100644
--- a/chrome/browser/ui/webui/options/manage_profile_handler.h
+++ b/chrome/browser/ui/webui/options/manage_profile_handler.h
@@ -23,7 +23,7 @@ namespace options {
 // Chrome personal stuff profiles manage overlay UI handler.
 class ManageProfileHandler : public OptionsPageUIHandler,
                              public ProfileAttributesStorage::Observer,
-                             public sync_driver::SyncServiceObserver {
+                             public syncer::SyncServiceObserver {
  public:
   ManageProfileHandler();
   ~ManageProfileHandler() override;
@@ -45,7 +45,7 @@ class ManageProfileHandler : public OptionsPageUIHandler,
                             const base::string16& old_profile_name) override;
   void OnProfileAvatarChanged(const base::FilePath& profile_path) override;
 
-  // sync_driver::SyncServiceObserver:
+  // syncer::SyncServiceObserver:
   void OnStateChanged() override;
 
  private: