didExitCompositingMode   76 Source/web/WebPagePopupImpl.h     virtual void didExitCompositingMode() OVERRIDE;
didExitCompositingMode   75 Source/web/WebPopupMenuImpl.h     virtual void didExitCompositingMode() OVERRIDE FINAL;
didExitCompositingMode  167 Source/web/WebViewImpl.h     virtual void didExitCompositingMode() OVERRIDE;
didExitCompositingMode   95 public/web/WebWidget.h     virtual void didExitCompositingMode() { }