Cleanup: Remove references to tests that no longer exists / are unused.

chrome/browser/ui/webui/print_preview/sticky_settings.h

Index: chrome/browser/ui/webui/print_preview/sticky_settings.h
diff --git a/chrome/browser/ui/webui/print_preview/sticky_settings.h b/chrome/browser/ui/webui/print_preview/sticky_settings.h
index cdde6426b4f8e45b352bb7f0b8cd916d474d69fa..ef462b3af1818f0ac0fbf822648d2c5ba012c9f1 100644
--- a/chrome/browser/ui/webui/print_preview/sticky_settings.h
+++ b/chrome/browser/ui/webui/print_preview/sticky_settings.h
@@ -5,13 +5,11 @@
 #ifndef CHROME_BROWSER_UI_WEBUI_PRINT_PREVIEW_STICKY_SETTINGS_H_
 #define CHROME_BROWSER_UI_WEBUI_PRINT_PREVIEW_STICKY_SETTINGS_H_
 
-#include "printing/print_job_constants.h"
-
 #include <string>
 
 #include "base/memory/scoped_ptr.h"
+#include "printing/print_job_constants.h"
 
-class PrintPreviewHandlerTest;
 class PrefService;
 
 namespace base {
@@ -46,11 +44,10 @@ class StickySettings {
   static void RegisterProfilePrefs(user_prefs::PrefRegistrySyncable* registry);
 
  private:
-
   scoped_ptr<base::FilePath> save_path_;
   scoped_ptr<std::string> printer_app_state_;
 };
 
-} // namespace printing
+}  // namespace printing
 
 #endif  // CHROME_BROWSER_UI_WEBUI_PRINT_PREVIEW_STICKY_SETTINGS_H_