Add profile selector menu to app list.

ash/shell/app_list.cc

Index: ash/shell/app_list.cc
diff --git a/ash/shell/app_list.cc b/ash/shell/app_list.cc
index d1a244e8a0f8c54f01b055d9b38e35bd4ac9941c..f0dae34eceb99b76a65a881348f1149b373143fa 100644
--- a/ash/shell/app_list.cc
+++ b/ash/shell/app_list.cc
@@ -222,7 +222,11 @@ class ExampleAppListViewDelegate : public app_list::AppListViewDelegate {
   }
 
   // Overridden from ash::AppListViewDelegate:
-  virtual void SetModel(app_list::AppListModel* model) OVERRIDE {
+  virtual void SetProfileByPath(const base::FilePath& profile_path) OVERRIDE {
+    // Nothing needs to be done.
+  }
+
+  virtual void InitModel(app_list::AppListModel* model) OVERRIDE {
     model_ = model;
     PopulateApps(model_->apps());
     DecorateSearchBox(model_->search_box());
@@ -309,6 +313,11 @@ class ExampleAppListViewDelegate : public app_list::AppListViewDelegate {
     // Nothing needs to be done.
   }
 
+  virtual void ShowForProfileByPath(
+      const base::FilePath& profile_path) OVERRIDE {
+    // Nothing needs to be done.
+  }
+
   app_list::AppListModel* model_;
 
   DISALLOW_COPY_AND_ASSIGN(ExampleAppListViewDelegate);