Added switch --disable-app-list-dismiss-on-blur.

chrome/browser/ui/views/app_list/linux/app_list_service_linux.cc

Index: chrome/browser/ui/views/app_list/linux/app_list_service_linux.cc
diff --git a/chrome/browser/ui/views/app_list/linux/app_list_service_linux.cc b/chrome/browser/ui/views/app_list/linux/app_list_service_linux.cc
index f1f9452327fb8fb79b5fff353bdac2ed987ffeb2..480f6ebf90af7bf25cf9f182e75ab852a05f80f2 100644
--- a/chrome/browser/ui/views/app_list/linux/app_list_service_linux.cc
+++ b/chrome/browser/ui/views/app_list/linux/app_list_service_linux.cc
@@ -19,6 +19,7 @@
 #include "chrome/grit/google_chrome_strings.h"
 #include "content/public/browser/browser_thread.h"
 #include "ui/app_list/app_list_constants.h"
+#include "ui/app_list/app_list_switches.h"
 #include "ui/app_list/views/app_list_view.h"
 #include "ui/base/l10n/l10n_util.h"
 
@@ -55,6 +56,9 @@ void AppListServiceLinux::OnActivationChanged(views::Widget* /*widget*/,
   if (active)
     return;
 
+  if (app_list::switches::ShouldNotDismissOnBlur())
+    return;
+
   // Dismiss the app list asynchronously. This must be done asynchronously
   // or our caller will crash, as it expects the app list to remain alive.
   base::ThreadTaskRunnerHandle::Get()->PostTask(