RefCounted types should not have public destructors, chrome/browser/ui

chrome/browser/ui/cocoa/first_run_dialog.mm

Index: chrome/browser/ui/cocoa/first_run_dialog.mm
diff --git a/chrome/browser/ui/cocoa/first_run_dialog.mm b/chrome/browser/ui/cocoa/first_run_dialog.mm
index d061b425ee825bb6546f65fa7f4ac3485d72e158..8ec5ce268762a2557a69e9468b0b4c00640b10bd 100644
--- a/chrome/browser/ui/cocoa/first_run_dialog.mm
+++ b/chrome/browser/ui/cocoa/first_run_dialog.mm
@@ -57,7 +57,12 @@ class FirstRunShowBridge : public base::RefCounted<FirstRunShowBridge> {
   FirstRunShowBridge(FirstRunDialogController* controller);
 
   void ShowDialog();
+
  private:
+  friend class base::RefCounted<FirstRunShowBridge>;
+
+  ~FirstRunShowBridge();
+
   FirstRunDialogController* controller_;
 };
 
@@ -70,6 +75,8 @@ void FirstRunShowBridge::ShowDialog() {
   MessageLoop::current()->QuitNow();
 }
 
+FirstRunShowBridge::~FirstRunShowBridge() {}
+
 // Show the first run UI.
 void ShowFirstRun(Profile* profile) {
 #if defined(GOOGLE_CHROME_BUILD)