ProfileInfoCacheObserver: All methods now have a default empty implementation.

chrome/browser/ui/app_list/app_list_service_impl.cc

Index: chrome/browser/ui/app_list/app_list_service_impl.cc
diff --git a/chrome/browser/ui/app_list/app_list_service_impl.cc b/chrome/browser/ui/app_list/app_list_service_impl.cc
index be8f90dbb6efe1d7cc21390a6af6f785219d6ded..f04b303205a71620fc0782ce84681d6be3ca9117 100644
--- a/chrome/browser/ui/app_list/app_list_service_impl.cc
+++ b/chrome/browser/ui/app_list/app_list_service_impl.cc
@@ -137,17 +137,6 @@ AppListControllerDelegate* AppListServiceImpl::CreateControllerDelegate() {
 
 void AppListServiceImpl::OnSigninStatusChanged() {}
 
-void AppListServiceImpl::OnProfileAdded(const base::FilePath& profilePath) {}
-
-void AppListServiceImpl::OnProfileWasRemoved(
-    const base::FilePath& profile_path, const string16& profile_name) {}
-
-void AppListServiceImpl::OnProfileNameChanged(
-    const base::FilePath& profile_path, const string16& profile_name) {}
-
-void AppListServiceImpl::OnProfileAvatarChanged(
-    const base::FilePath& profile_path) {}
-
 // We need to watch for profile removal to keep kAppListProfile updated.
 void AppListServiceImpl::OnProfileWillBeRemoved(
     const base::FilePath& profile_path) {