Index: content/browser/loader/navigation_resource_throttle.cc |
diff --git a/content/browser/loader/navigation_resource_throttle.cc b/content/browser/loader/navigation_resource_throttle.cc |
index 9112f7e8d8919dba6030a0eeae48843563e48c21..cc69069a9d7e41d206a0e2811925188bfd3ac8f9 100644 |
--- a/content/browser/loader/navigation_resource_throttle.cc |
+++ b/content/browser/loader/navigation_resource_throttle.cc |
@@ -235,6 +235,16 @@ void NavigationResourceThrottle::OnUIChecksPerformed( |
controller()->CancelAndIgnore(); |
} else if (result == NavigationThrottle::CANCEL) { |
controller()->Cancel(); |
+ } else if (result == NavigationThrottle::BLOCK_RESPONSE) { |
+ // TODO(mkwst): If we cancel the main frame request with anything other than |
+ // 'net::ERR_ABORTED', we'll trigger some special behavior that might not be |
+ // desirable here (non-POSTs will reload the page, while POST has some logic |
+ // around reloading to avoid duplicating actions server-side). For the |
+ // moment, only child frame navigations should be blocked. If we need to |
+ // block main frame navigations in the future, we'll need to carefully |
+ // consider the right thing to do here. |
+ DCHECK(!ResourceRequestInfo::ForRequest(request_)->IsMainFrame()); |
+ controller()->CancelWithError(net::ERR_BLOCKED_BY_RESPONSE); |
} else { |
controller()->Resume(); |
} |