chromeos: Make Chrome app a real app.

chrome/browser/ui/views/ash/app_list/extension_app_item.cc

Index: chrome/browser/ui/views/ash/app_list/extension_app_item.cc
diff --git a/chrome/browser/ui/views/ash/app_list/extension_app_item.cc b/chrome/browser/ui/views/ash/app_list/extension_app_item.cc
index c8d80862bec0fb0a323a86f5d196b5bd54d501a3..942e79d7a8d465a81b2007af931edc41b2c0f61a 100644
--- a/chrome/browser/ui/views/ash/app_list/extension_app_item.cc
+++ b/chrome/browser/ui/views/ash/app_list/extension_app_item.cc
@@ -268,6 +268,10 @@ void ExtensionAppItem::Activate(int event_flags) {
 }
 
 ui::MenuModel* ExtensionAppItem::GetContextMenuModel() {
+  // No context menu for Chrome app.
+  if (extension_id_ == extension_misc::kChromeAppId)
+    return NULL;
+
   if (!context_menu_model_.get()) {
     context_menu_model_.reset(new ui::SimpleMenuModel(this));
     context_menu_model_->AddItem(LAUNCH, UTF8ToUTF16(title()));