Wire up Android system permission prompts in PermissionRequestManager codepath

chrome/browser/permissions/permission_request_impl.cc

Index: chrome/browser/permissions/permission_request_impl.cc
diff --git a/chrome/browser/permissions/permission_request_impl.cc b/chrome/browser/permissions/permission_request_impl.cc
index 0d38dad85496b1c9fda8c237511671a20a2e236d..9d252f2d8c1e361eeb27695bb2e78fe6d471dc87 100644
--- a/chrome/browser/permissions/permission_request_impl.cc
+++ b/chrome/browser/permissions/permission_request_impl.cc
@@ -172,3 +172,7 @@ PermissionRequestGestureType PermissionRequestImpl::GetGestureType()
     const {
   return PermissionUtil::GetGestureType(has_gesture_);
 }
+
+ContentSettingsType PermissionRequestImpl::GetContentSettingsType() const {
+  return content_settings_type_;
+}