ProfileInfoCacheObserver: All methods now have a default empty implementation.

chrome/browser/ui/browser_command_controller.cc

Index: chrome/browser/ui/browser_command_controller.cc
diff --git a/chrome/browser/ui/browser_command_controller.cc b/chrome/browser/ui/browser_command_controller.cc
index 3579b2bac06da0e72a02b54be6b05dee91e6d7ee..c5d34be9b67c2f59ebd0a9fcec7157f3fbcab991 100644
--- a/chrome/browser/ui/browser_command_controller.cc
+++ b/chrome/browser/ui/browser_command_controller.cc
@@ -721,19 +721,6 @@ void BrowserCommandController::OnProfileWasRemoved(
   UpdateCommandsForMultipleProfiles();
 }
 
-void BrowserCommandController::OnProfileWillBeRemoved(
-    const base::FilePath& profile_path) {
-}
-
-void BrowserCommandController::OnProfileNameChanged(
-    const base::FilePath& profile_path,
-    const string16& old_profile_name) {
-}
-
-void BrowserCommandController::OnProfileAvatarChanged(
-    const base::FilePath& profile_path) {
-}
-
 ////////////////////////////////////////////////////////////////////////////////
 // BrowserCommandController, SigninPrefObserver implementation: