GuestViews should be able to specify task manager entries

extensions/browser/guest_view/guest_view_base.h

Index: extensions/browser/guest_view/guest_view_base.h
diff --git a/extensions/browser/guest_view/guest_view_base.h b/extensions/browser/guest_view/guest_view_base.h
index 8ce638c6f492624ba0beed54e3659e0515075dc3..0df12b94f750be318106bfb365a9574ef6de56d7 100644
--- a/extensions/browser/guest_view/guest_view_base.h
+++ b/extensions/browser/guest_view/guest_view_base.h
@@ -145,7 +145,16 @@ class GuestViewBase : public content::BrowserPluginGuestDelegate,
   //
   // This should be the name of the API as it appears in the _api_features.json
   // file.
-  virtual const char* GetAPINamespace() = 0;
+  virtual const char* GetAPINamespace() const = 0;
+
+  // This method is to be implemented by the derived class. This method is the
+  // task prefix to show for a task produced by this GuestViewBase's derived
+  // type.
+  virtual int GetTaskPrefix() const = 0;
+
+  // This method is to be implemented by the derived class. This method is the
+  // title to show for a task produced by this GuestViewBase's derived type.
+  virtual base::string16 GetTaskTitle() const;
 
   // This method is to be implemented by the derived class. Given a set of
   // initialization parameters, a concrete subclass of GuestViewBase can
@@ -179,6 +188,8 @@ class GuestViewBase : public content::BrowserPluginGuestDelegate,
                    const gfx::Size& min_size,
                    const gfx::Size& max_size);
 
+  base::string16 GetTitle() const;
+
   base::WeakPtr<GuestViewBase> AsWeakPtr();
 
   bool initialized() const { return initialized_; }