Index: third_party/WebKit/Source/core/css/CSSImportRule.cpp |
diff --git a/third_party/WebKit/Source/core/css/CSSImportRule.cpp b/third_party/WebKit/Source/core/css/CSSImportRule.cpp |
index 8ea8e185d970b6abe2c1ee4c786cdb64263f18b3..a3e448b0a2d0062456529ba062c08156ce44c88a 100644 |
--- a/third_party/WebKit/Source/core/css/CSSImportRule.cpp |
+++ b/third_party/WebKit/Source/core/css/CSSImportRule.cpp |
@@ -72,6 +72,8 @@ String CSSImportRule::cssText() const |
CSSStyleSheet* CSSImportRule::styleSheet() const |
{ |
+ // TODO(yukishiino): CSSImportRule.styleSheet attribute is not nullable, |
+ // thus this function must not return nullptr. |
if (!m_importRule->styleSheet()) |
return nullptr; |