Index: third_party/WebKit/Source/core/frame/DOMWindow.h |
diff --git a/third_party/WebKit/Source/core/frame/DOMWindow.h b/third_party/WebKit/Source/core/frame/DOMWindow.h |
index 2c4206aa9f4805beb00852075202bb3e776a6a71..251fe2fac8169a5b7fa79d59b187a28cc8003756 100644 |
--- a/third_party/WebKit/Source/core/frame/DOMWindow.h |
+++ b/third_party/WebKit/Source/core/frame/DOMWindow.h |
@@ -50,8 +50,8 @@ public: |
// GarbageCollectedFinalized overrides: |
DECLARE_VIRTUAL_TRACE(); |
- virtual bool isLocalDOMWindow() const { return false; } |
- virtual bool isRemoteDOMWindow() const { return false; } |
+ virtual bool isLocalDOMWindow() const = 0; |
+ virtual bool isRemoteDOMWindow() const = 0; |
virtual Frame* frame() const = 0; |