Disable ephemeral apps after they stop running

chrome/browser/apps/ephemeral_app_browsertest.h

Index: chrome/browser/apps/ephemeral_app_browsertest.h
diff --git a/chrome/browser/apps/ephemeral_app_browsertest.h b/chrome/browser/apps/ephemeral_app_browsertest.h
index 30746ba863b1cbd6210ee76809c466cc864b9765..90e2f578e701cccfc21c5e66e15da2728fa81a8c 100644
--- a/chrome/browser/apps/ephemeral_app_browsertest.h
+++ b/chrome/browser/apps/ephemeral_app_browsertest.h
@@ -21,11 +21,13 @@ class EphemeralAppTestBase : public extensions::PlatformAppBrowserTest {
   static const char kMessagingReceiverApp[];
   static const char kMessagingReceiverAppV2[];
   static const char kDispatchEventTestApp[];
+  static const char kNotificationsTestApp[];
 
   EphemeralAppTestBase();
   virtual ~EphemeralAppTestBase();
 
   virtual void SetUpCommandLine(base::CommandLine* command_line) OVERRIDE;
+  virtual void SetUpOnMainThread() OVERRIDE;
 
  protected:
   base::FilePath GetTestPath(const char* test_path);
@@ -41,6 +43,7 @@ class EphemeralAppTestBase : public extensions::PlatformAppBrowserTest {
       const base::FilePath& pem_path);
   void PromoteEphemeralApp(const extensions::Extension* app);
 
+  void CloseAppWaitForUnload(const std::string& app_id);
   void CloseApp(const std::string& app_id);
   void EvictApp(const std::string& app_id);
 };