Add PermissionPromptAndroid skeleton

components/infobars/core/infobar_delegate.h

Index: components/infobars/core/infobar_delegate.h
diff --git a/components/infobars/core/infobar_delegate.h b/components/infobars/core/infobar_delegate.h
index 5032430d36c543c51f859f728bf3a93f6ac16bb9..0517749a1c32d3e2faca3e0afd54b681db60131a 100644
--- a/components/infobars/core/infobar_delegate.h
+++ b/components/infobars/core/infobar_delegate.h
@@ -22,6 +22,7 @@ class ThemeInstalledInfoBarDelegate;
 class ThreeDAPIInfoBarDelegate;
 
 #if defined(OS_ANDROID)
+class GroupedPermissionInfoBarDelegate;
 class MediaStreamInfoBarDelegateAndroid;
 class MediaThrottleInfoBarDelegate;
 
@@ -224,6 +225,8 @@ class InfoBarDelegate {
   virtual ThreeDAPIInfoBarDelegate* AsThreeDAPIInfoBarDelegate();
   virtual translate::TranslateInfoBarDelegate* AsTranslateInfoBarDelegate();
 #if defined(OS_ANDROID)
+  virtual GroupedPermissionInfoBarDelegate*
+  AsGroupedPermissionInfoBarDelegate();
   virtual MediaStreamInfoBarDelegateAndroid*
   AsMediaStreamInfoBarDelegateAndroid();
   virtual MediaThrottleInfoBarDelegate* AsMediaThrottleInfoBarDelegate();