Index: third_party/WebKit/Source/core/frame/Frame.h |
diff --git a/third_party/WebKit/Source/core/frame/Frame.h b/third_party/WebKit/Source/core/frame/Frame.h |
index 3a93578cf6ad3f63b7179c3ea75bbc86786bc899..423e8824724299e26da638564f437a9c5d755cea 100644 |
--- a/third_party/WebKit/Source/core/frame/Frame.h |
+++ b/third_party/WebKit/Source/core/frame/Frame.h |
@@ -68,8 +68,8 @@ public: |
DECLARE_VIRTUAL_TRACE(); |
- virtual bool isLocalFrame() const { return false; } |
- virtual bool isRemoteFrame() const { return false; } |
+ virtual bool isLocalFrame() const = 0; |
+ virtual bool isRemoteFrame() const = 0; |
virtual DOMWindow* domWindow() const = 0; |
virtual WindowProxy* windowProxy(DOMWrapperWorld&) = 0; |