Index: third_party/WebKit/Source/core/html/HTMLFormControlElement.cpp |
diff --git a/third_party/WebKit/Source/core/html/HTMLFormControlElement.cpp b/third_party/WebKit/Source/core/html/HTMLFormControlElement.cpp |
index c30ad8b23aec88f26e836c784223b0b29ef4f54f..f0e9aa5aa7362eb0112d1dce3518832663939ab4 100644 |
--- a/third_party/WebKit/Source/core/html/HTMLFormControlElement.cpp |
+++ b/third_party/WebKit/Source/core/html/HTMLFormControlElement.cpp |
@@ -461,7 +461,7 @@ void HTMLFormControlElement::findCustomValidationMessageTextDirection( |
void HTMLFormControlElement::updateVisibleValidationMessage() { |
Page* page = document().page(); |
- if (!page || !page->isPageVisible()) |
+ if (!page || !page->isPageVisible() || document().unloadStarted()) |
return; |
String message; |
if (layoutObject() && willValidate()) |