GuestViews should be able to specify task manager entries

extensions/browser/guest_view/app_view/app_view_guest_delegate.h

Index: extensions/browser/guest_view/app_view/app_view_guest_delegate.h
diff --git a/extensions/browser/guest_view/app_view/app_view_guest_delegate.h b/extensions/browser/guest_view/app_view/app_view_guest_delegate.h
index 080c10ec261edbd1321bc849390381a6afac707b..272bbe2260855f4ac75021665117d261384de571 100644
--- a/extensions/browser/guest_view/app_view/app_view_guest_delegate.h
+++ b/extensions/browser/guest_view/app_view/app_view_guest_delegate.h
@@ -5,22 +5,38 @@
 #ifndef EXTENSIONS_BROWSER_GUEST_VIEW_APP_VIEW_APP_VIEW_GUEST_DELEGATE_H_
 #define EXTENSIONS_BROWSER_GUEST_VIEW_APP_VIEW_APP_VIEW_GUEST_DELEGATE_H_
 
+#include "base/strings/string16.h"
+
 namespace content {
 struct ContextMenuParams;
 class WebContents;
 }
 
 namespace extensions {
+
+class AppViewGuest;
+
 // Interface to handle communication between AppView (in extensions) with the
 // browser.
 class AppViewGuestDelegate {
  public:
+  explicit AppViewGuestDelegate(AppViewGuest* app_view_guest);
   virtual ~AppViewGuestDelegate();
 
+  // Returns the task name for <appview>.
+  virtual base::string16 GetTaskName() const = 0;
+
   // Shows the context menu for the guest.
   // Returns true if the context menu was handled.
   virtual bool HandleContextMenu(content::WebContents* web_contents,
                                  const content::ContextMenuParams& params) = 0;
+
+  AppViewGuest* app_view_guest() const { return app_view_guest_; }
+
+ private:
+  AppViewGuest* const app_view_guest_;
+
+  DISALLOW_COPY_AND_ASSIGN(AppViewGuestDelegate);
 };
 
 }  // namespace extensions