Remove ash::ShellDelegate::IsFirstRunAfterBoot method

chrome/browser/ui/ash/chrome_shell_delegate.cc

Index: chrome/browser/ui/ash/chrome_shell_delegate.cc
diff --git a/chrome/browser/ui/ash/chrome_shell_delegate.cc b/chrome/browser/ui/ash/chrome_shell_delegate.cc
index 1b9a2c670c811eea3f07a94c938e1219e69ebd97..8697122de5a2c12a5fa4691d38fec20ab0e4b747 100644
--- a/chrome/browser/ui/ash/chrome_shell_delegate.cc
+++ b/chrome/browser/ui/ash/chrome_shell_delegate.cc
@@ -336,11 +336,6 @@ service_manager::Connector* ChromeShellDelegate::GetShellConnector() const {
   return content::ServiceManagerConnection::GetForProcess()->GetConnector();
 }
 
-bool ChromeShellDelegate::IsFirstRunAfterBoot() const {
-  return base::CommandLine::ForCurrentProcess()->HasSwitch(
-      chromeos::switches::kFirstExecAfterBoot);
-}
-
 bool ChromeShellDelegate::IsMultiProfilesEnabled() const {
   if (!profiles::IsMultipleProfilesEnabled())
     return false;
@@ -392,7 +387,9 @@ bool ChromeShellDelegate::IsForceMaximizeOnFirstRun() const {
 }
 
 void ChromeShellDelegate::PreInit() {
-  chromeos::LoadDisplayPreferences(IsFirstRunAfterBoot());
+  bool first_run_after_boot = base::CommandLine::ForCurrentProcess()->HasSwitch(
+      chromeos::switches::kFirstExecAfterBoot);
+  chromeos::LoadDisplayPreferences(first_run_after_boot);
   // Object owns itself, and deletes itself when Observer::OnShutdown is called:
   new policy::DisplayRotationDefaultHandler();
   // Set the observer now so that we can save the initial state