1 files changed, 8 insertions, 0 deletions
diff --git a/ash/shell.cc b/ash/shell.cc
index d0cf6ec..f1a037b 100644
--- a/ash/shell.cc
+++ b/ash/shell.cc
@@ -382,6 +382,14 @@ void Shell::OnCastingSessionStartedOrStopped(bool started) {
 #endif
 }
 
+void Shell::OnOverviewModeStarting() {
+  FOR_EACH_OBSERVER(ShellObserver, observers_, OnOverviewModeStarting());
+}
+
+void Shell::OnOverviewModeEnding() {
+  FOR_EACH_OBSERVER(ShellObserver, observers_, OnOverviewModeEnding());
+}
+
 void Shell::CreateShelf() {
   RootWindowControllerList controllers = GetAllRootWindowControllers();
   for (RootWindowControllerList::iterator iter = controllers.begin();