GuestView: Move GuestViewManager extension dependencies to ExtensionsGuestViewManagerDelegate

extensions/browser/guest_view/test_guest_view_manager.h

Index: extensions/browser/guest_view/test_guest_view_manager.h
diff --git a/extensions/browser/guest_view/test_guest_view_manager.h b/extensions/browser/guest_view/test_guest_view_manager.h
index b826f30ff5af9a075c7fc6ec7f334810735b5988..33695c9f2e6e05cc55416368f9d9ea68920ec37f 100644
--- a/extensions/browser/guest_view/test_guest_view_manager.h
+++ b/extensions/browser/guest_view/test_guest_view_manager.h
@@ -15,7 +15,9 @@ namespace extensions {
 
 class TestGuestViewManager : public GuestViewManager {
  public:
-  explicit TestGuestViewManager(content::BrowserContext* context);
+  TestGuestViewManager(
+      content::BrowserContext* context,
+      scoped_ptr<guestview::GuestViewManagerDelegate> delegate);
   ~TestGuestViewManager() override;
 
   void WaitForAllGuestsDeleted();
@@ -23,15 +25,24 @@ class TestGuestViewManager : public GuestViewManager {
 
   content::WebContents* GetLastGuestCreated();
 
+  // Returns the number of guests currently still alive at the time of calling
+  // this method.
+  int GetNumGuestsActive() const;
+
+  // Reutnrs the number of guests that have been created since the creation of
+  // this GuestViewManager.
+  int num_guests_created() const { return num_guests_created_; }
+
  private:
   // GuestViewManager override:
   void AddGuest(int guest_instance_id,
                 content::WebContents* guest_web_contents) override;
   void RemoveGuest(int guest_instance_id) override;
 
-  int GetNumGuests() const;
   void WaitForGuestCreated();
 
+  int num_guests_created_;
+
   std::vector<linked_ptr<content::WebContentsDestroyedWatcher>>
       guest_web_contents_watchers_;
   scoped_refptr<content::MessageLoopRunner> created_message_loop_runner_;
@@ -46,9 +57,8 @@ class TestGuestViewManagerFactory : public GuestViewManagerFactory {
   ~TestGuestViewManagerFactory() override;
 
   GuestViewManager* CreateGuestViewManager(
-      content::BrowserContext* context) override;
-
-  TestGuestViewManager* GetManager(content::BrowserContext* context);
+      content::BrowserContext* context,
+      scoped_ptr<guestview::GuestViewManagerDelegate> delegate) override;
 
  private:
   TestGuestViewManager* test_guest_view_manager_;